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[BLOCK] Get rid of request_queue_t typedef

Browse source 
Some of the code has been gradually transitioned to using the proper
struct request_queue, but there's lots left. So do a full sweet of
the kernel and get rid of this typedef and replace its uses with
the proper type.

Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
This commit is contained in:
Jens Axboe 2007-07-24 09:28:11 +02:00
parent f695baf2df
commit 165125e1e4
85 changed files with 529 additions and 510 deletions
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6
Documentation/block/barrier.txt
View file

@ -79,9 +79,9 @@ and how to prepare flush requests. Note that the term 'ordered' is
used to indicate the whole sequence of performing barrier requests
including draining and flushing.
typedef void (prepare_flush_fn)(request_queue_t *q, struct request *rq);
typedef void (prepare_flush_fn)(struct request_queue *q, struct request *rq);
int blk_queue_ordered(request_queue_t *q, unsigned ordered,
int blk_queue_ordered(struct request_queue *q, unsigned ordered,
prepare_flush_fn *prepare_flush_fn);
@q : the queue in question
@ -92,7 +92,7 @@ int blk_queue_ordered(request_queue_t *q, unsigned ordered,
For example, SCSI disk driver's prepare_flush_fn looks like the
following.
static void sd_prepare_flush(request_queue_t *q, struct request *rq)
static void sd_prepare_flush(struct request_queue *q, struct request *rq)
{
memset(rq->cmd, 0, sizeof(rq->cmd));
rq->cmd_type = REQ_TYPE_BLOCK_PC;

10
Documentation/block/biodoc.txt
View file

@ -740,12 +740,12 @@ Block now offers some simple generic functionality to help support command
queueing (typically known as tagged command queueing), ie manage more than
one outstanding command on a queue at any given time.
blk_queue_init_tags(request_queue_t *q, int depth)
blk_queue_init_tags(struct request_queue *q, int depth)
Initialize internal command tagging structures for a maximum
depth of 'depth'.
blk_queue_free_tags((request_queue_t *q)
blk_queue_free_tags((struct request_queue *q)
Teardown tag info associated with the queue. This will be done
automatically by block if blk_queue_cleanup() is called on a queue
@ -754,7 +754,7 @@ one outstanding command on a queue at any given time.
The above are initialization and exit management, the main helpers during
normal operations are:
blk_queue_start_tag(request_queue_t *q, struct request *rq)
blk_queue_start_tag(struct request_queue *q, struct request *rq)
Start tagged operation for this request. A free tag number between
0 and 'depth' is assigned to the request (rq->tag holds this number),
@ -762,7 +762,7 @@ normal operations are:
for this queue is already achieved (or if the tag wasn't started for
some other reason), 1 is returned. Otherwise 0 is returned.
blk_queue_end_tag(request_queue_t *q, struct request *rq)
blk_queue_end_tag(struct request_queue *q, struct request *rq)
End tagged operation on this request. 'rq' is removed from the internal
book keeping structures.
@ -781,7 +781,7 @@ queue. For instance, on IDE any tagged request error needs to clear both
the hardware and software block queue and enable the driver to sanely restart
all the outstanding requests. There's a third helper to do that:
blk_queue_invalidate_tags(request_queue_t *q)
blk_queue_invalidate_tags(struct request_queue *q)
Clear the internal block tag queue and re-add all the pending requests
to the request queue. The driver will receive them again on the

2
Documentation/block/request.txt
View file

@ -83,6 +83,6 @@ struct bio *bio DBI First bio in request
struct bio *biotail DBI Last bio in request
request_queue_t *q DB Request queue this request belongs to
struct request_queue *q DB Request queue this request belongs to
struct request_list *rl B Request list this request came from

2
Documentation/iostats.txt
View file

@ -79,7 +79,7 @@ Field 8 -- # of milliseconds spent writing
measured from __make_request() to end_that_request_last()).
Field 9 -- # of I/Os currently in progress
The only field that should go to zero. Incremented as requests are
given to appropriate request_queue_t and decremented as they finish.
given to appropriate struct request_queue and decremented as they finish.
Field 10 -- # of milliseconds spent doing I/Os
This field is increases so long as field 9 is nonzero.
Field 11 -- weighted # of milliseconds spent doing I/Os

8
arch/arm/plat-omap/mailbox.c
View file

@ -161,11 +161,11 @@ static void mbox_rx_work(struct work_struct *work)
/*
* Mailbox interrupt handler
*/
static void mbox_txq_fn(request_queue_t * q)
static void mbox_txq_fn(struct request_queue * q)
{
}
static void mbox_rxq_fn(request_queue_t * q)
static void mbox_rxq_fn(struct request_queue * q)
{
}
@ -180,7 +180,7 @@ static void __mbox_rx_interrupt(struct omap_mbox *mbox)
{
struct request *rq;
mbox_msg_t msg;
request_queue_t *q = mbox->rxq->queue;
struct request_queue *q = mbox->rxq->queue;
disable_mbox_irq(mbox, IRQ_RX);
@ -297,7 +297,7 @@ static struct omap_mbox_queue *mbox_queue_alloc(struct omap_mbox *mbox,
request_fn_proc * proc,
void (*work) (struct work_struct *))
{
request_queue_t *q;
struct request_queue *q;
struct omap_mbox_queue *mq;
mq = kzalloc(sizeof(struct omap_mbox_queue), GFP_KERNEL);

4
arch/um/drivers/ubd_kern.c
View file

@ -469,7 +469,7 @@ __uml_help(fakehd,
" Change the ubd device name to \"hd\".\n\n"
);
static void do_ubd_request(request_queue_t * q);
static void do_ubd_request(struct request_queue * q);
/* Only changed by ubd_init, which is an initcall. */
int thread_fd = -1;
@ -1081,7 +1081,7 @@ static void prepare_request(struct request *req, struct io_thread_req *io_req,
}
/* Called with dev->lock held */
static void do_ubd_request(request_queue_t *q)
static void do_ubd_request(struct request_queue *q)
{
struct io_thread_req *io_req;
struct request *req;

26
block/as-iosched.c
View file

@ -796,7 +796,7 @@ static void update_write_batch(struct as_data *ad)
* as_completed_request is to be called when a request has completed and
* returned something to the requesting process, be it an error or data.
*/
static void as_completed_request(request_queue_t *q, struct request *rq)
static void as_completed_request(struct request_queue *q, struct request *rq)
{
struct as_data *ad = q->elevator->elevator_data;
@ -853,7 +853,8 @@ out:
* reference unless it replaces the request at somepart of the elevator
* (ie. the dispatch queue)
*/
static void as_remove_queued_request(request_queue_t *q, struct request *rq)
static void as_remove_queued_request(struct request_queue *q,
struct request *rq)
{
const int data_dir = rq_is_sync(rq);
struct as_data *ad = q->elevator->elevator_data;
@ -978,7 +979,7 @@ static void as_move_to_dispatch(struct as_data *ad, struct request *rq)
* read/write expire, batch expire, etc, and moves it to the dispatch
* queue. Returns 1 if a request was found, 0 otherwise.
*/
static int as_dispatch_request(request_queue_t *q, int force)
static int as_dispatch_request(struct request_queue *q, int force)
{
struct as_data *ad = q->elevator->elevator_data;
const int reads = !list_empty(&ad->fifo_list[REQ_SYNC]);
@ -1139,7 +1140,7 @@ fifo_expired:
/*
* add rq to rbtree and fifo
*/
static void as_add_request(request_queue_t *q, struct request *rq)
static void as_add_request(struct request_queue *q, struct request *rq)
{
struct as_data *ad = q->elevator->elevator_data;
int data_dir;
@ -1167,7 +1168,7 @@ static void as_add_request(request_queue_t *q, struct request *rq)
RQ_SET_STATE(rq, AS_RQ_QUEUED);
}
static void as_activate_request(request_queue_t *q, struct request *rq)
static void as_activate_request(struct request_queue *q, struct request *rq)
{
WARN_ON(RQ_STATE(rq) != AS_RQ_DISPATCHED);
RQ_SET_STATE(rq, AS_RQ_REMOVED);
@ -1175,7 +1176,7 @@ static void as_activate_request(request_queue_t *q, struct request *rq)
atomic_dec(&RQ_IOC(rq)->aic->nr_dispatched);
}
static void as_deactivate_request(request_queue_t *q, struct request *rq)
static void as_deactivate_request(struct request_queue *q, struct request *rq)
{
WARN_ON(RQ_STATE(rq) != AS_RQ_REMOVED);
RQ_SET_STATE(rq, AS_RQ_DISPATCHED);
@ -1189,7 +1190,7 @@ static void as_deactivate_request(request_queue_t *q, struct request *rq)
* is not empty - it is used in the block layer to check for plugging and
* merging opportunities
*/
static int as_queue_empty(request_queue_t *q)
static int as_queue_empty(struct request_queue *q)
{
struct as_data *ad = q->elevator->elevator_data;
@ -1198,7 +1199,7 @@ static int as_queue_empty(request_queue_t *q)
}
static int
as_merge(request_queue_t *q, struct request **req, struct bio *bio)
as_merge(struct request_queue *q, struct request **req, struct bio *bio)
{
struct as_data *ad = q->elevator->elevator_data;
sector_t rb_key = bio->bi_sector + bio_sectors(bio);
@ -1216,7 +1217,8 @@ as_merge(request_queue_t *q, struct request **req, struct bio *bio)
return ELEVATOR_NO_MERGE;
}
static void as_merged_request(request_queue_t *q, struct request *req, int type)
static void as_merged_request(struct request_queue *q, struct request *req,
int type)
{
struct as_data *ad = q->elevator->elevator_data;
@ -1234,7 +1236,7 @@ static void as_merged_request(request_queue_t *q, struct request *req, int type)
}
}
static void as_merged_requests(request_queue_t *q, struct request *req,
static void as_merged_requests(struct request_queue *q, struct request *req,
struct request *next)
{
/*
@ -1285,7 +1287,7 @@ static void as_work_handler(struct work_struct *work)
spin_unlock_irqrestore(q->queue_lock, flags);
}
static int as_may_queue(request_queue_t *q, int rw)
static int as_may_queue(struct request_queue *q, int rw)
{
int ret = ELV_MQUEUE_MAY;
struct as_data *ad = q->elevator->elevator_data;
@ -1318,7 +1320,7 @@ static void as_exit_queue(elevator_t *e)
/*
* initialize elevator private data (as_data).
*/
static void *as_init_queue(request_queue_t *q)
static void *as_init_queue(struct request_queue *q)
{
struct as_data *ad;

10
block/blktrace.c
View file

@ -231,7 +231,7 @@ static void blk_trace_cleanup(struct blk_trace *bt)
kfree(bt);
}
static int blk_trace_remove(request_queue_t *q)
static int blk_trace_remove(struct request_queue *q)
{
struct blk_trace *bt;
@ -312,7 +312,7 @@ static struct rchan_callbacks blk_relay_callbacks = {
/*
* Setup everything required to start tracing
*/
static int blk_trace_setup(request_queue_t *q, struct block_device *bdev,
static int blk_trace_setup(struct request_queue *q, struct block_device *bdev,
char __user *arg)
{
struct blk_user_trace_setup buts;
@ -401,7 +401,7 @@ err:
return ret;
}
static int blk_trace_startstop(request_queue_t *q, int start)
static int blk_trace_startstop(struct request_queue *q, int start)
{
struct blk_trace *bt;
int ret;
@ -444,7 +444,7 @@ static int blk_trace_startstop(request_queue_t *q, int start)
**/
int blk_trace_ioctl(struct block_device *bdev, unsigned cmd, char __user *arg)
{
request_queue_t *q;
struct request_queue *q;
int ret, start = 0;
q = bdev_get_queue(bdev);
@ -479,7 +479,7 @@ int blk_trace_ioctl(struct block_device *bdev, unsigned cmd, char __user *arg)
* @q: the request queue associated with the device
*
**/
void blk_trace_shutdown(request_queue_t *q)
void blk_trace_shutdown(struct request_queue *q)
{
if (q->blk_trace) {
blk_trace_startstop(q, 0);

12
block/bsg.c
View file

@ -37,7 +37,7 @@
#define BSG_VERSION "0.4"
struct bsg_device {
request_queue_t *queue;
struct request_queue *queue;
spinlock_t lock;
struct list_head busy_list;
struct list_head done_list;
@ -180,7 +180,7 @@ unlock:
return ret;
}
static int blk_fill_sgv4_hdr_rq(request_queue_t *q, struct request *rq,
static int blk_fill_sgv4_hdr_rq(struct request_queue *q, struct request *rq,
struct sg_io_v4 *hdr, int has_write_perm)
{
memset(rq->cmd, 0, BLK_MAX_CDB); /* ATAPI hates garbage after CDB */
@ -214,7 +214,7 @@ static int blk_fill_sgv4_hdr_rq(request_queue_t *q, struct request *rq,
* Check if sg_io_v4 from user is allowed and valid
*/
static int
bsg_validate_sgv4_hdr(request_queue_t *q, struct sg_io_v4 *hdr, int *rw)
bsg_validate_sgv4_hdr(struct request_queue *q, struct sg_io_v4 *hdr, int *rw)
{
int ret = 0;
@ -250,7 +250,7 @@ bsg_validate_sgv4_hdr(request_queue_t *q, struct sg_io_v4 *hdr, int *rw)
static struct request *
bsg_map_hdr(struct bsg_device *bd, struct sg_io_v4 *hdr)
{
request_queue_t *q = bd->queue;
struct request_queue *q = bd->queue;
struct request *rq, *next_rq = NULL;
int ret, rw;
unsigned int dxfer_len;
@ -345,7 +345,7 @@ static void bsg_rq_end_io(struct request *rq, int uptodate)
* do final setup of a 'bc' and submit the matching 'rq' to the block
* layer for io
*/
static void bsg_add_command(struct bsg_device *bd, request_queue_t *q,
static void bsg_add_command(struct bsg_device *bd, struct request_queue *q,
struct bsg_command *bc, struct request *rq)
{
rq->sense = bc->sense;
@ -611,7 +611,7 @@ static int __bsg_write(struct bsg_device *bd, const char __user *buf,
bc = NULL;
ret = 0;
while (nr_commands) {
request_queue_t *q = bd->queue;
struct request_queue *q = bd->queue;
bc = bsg_alloc_command(bd);
if (IS_ERR(bc)) {

39
block/cfq-iosched.c
View file

@ -71,7 +71,7 @@ struct cfq_rb_root {
* Per block device queue structure
*/
struct cfq_data {
request_queue_t *queue;
struct request_queue *queue;
/*
* rr list of queues with requests and the count of them
@ -197,7 +197,7 @@ CFQ_CFQQ_FNS(slice_new);
CFQ_CFQQ_FNS(sync);
#undef CFQ_CFQQ_FNS
static void cfq_dispatch_insert(request_queue_t *, struct request *);
static void cfq_dispatch_insert(struct request_queue *, struct request *);
static struct cfq_queue *cfq_get_queue(struct cfq_data *, int,
struct task_struct *, gfp_t);
static struct cfq_io_context *cfq_cic_rb_lookup(struct cfq_data *,
@ -237,7 +237,7 @@ static inline void cfq_schedule_dispatch(struct cfq_data *cfqd)
kblockd_schedule_work(&cfqd->unplug_work);
}
static int cfq_queue_empty(request_queue_t *q)
static int cfq_queue_empty(struct request_queue *q)
{
struct cfq_data *cfqd = q->elevator->elevator_data;
@ -623,7 +623,7 @@ cfq_find_rq_fmerge(struct cfq_data *cfqd, struct bio *bio)
return NULL;
}
static void cfq_activate_request(request_queue_t *q, struct request *rq)
static void cfq_activate_request(struct request_queue *q, struct request *rq)
{
struct cfq_data *cfqd = q->elevator->elevator_data;
@ -641,7 +641,7 @@ static void cfq_activate_request(request_queue_t *q, struct request *rq)
cfqd->last_position = rq->hard_sector + rq->hard_nr_sectors;
}
static void cfq_deactivate_request(request_queue_t *q, struct request *rq)
static void cfq_deactivate_request(struct request_queue *q, struct request *rq)
{
struct cfq_data *cfqd = q->elevator->elevator_data;
@ -665,7 +665,8 @@ static void cfq_remove_request(struct request *rq)
}
}
static int cfq_merge(request_queue_t *q, struct request **req, struct bio *bio)
static int cfq_merge(struct request_queue *q, struct request **req,
struct bio *bio)
{
struct cfq_data *cfqd = q->elevator->elevator_data;
struct request *__rq;
@ -679,7 +680,7 @@ static int cfq_merge(request_queue_t *q, struct request **req, struct bio *bio)
return ELEVATOR_NO_MERGE;
}
static void cfq_merged_request(request_queue_t *q, struct request *req,
static void cfq_merged_request(struct request_queue *q, struct request *req,
int type)
{
if (type == ELEVATOR_FRONT_MERGE) {
@ -690,7 +691,7 @@ static void cfq_merged_request(request_queue_t *q, struct request *req,
}
static void
cfq_merged_requests(request_queue_t *q, struct request *rq,
cfq_merged_requests(struct request_queue *q, struct request *rq,
struct request *next)
{
/*
@ -703,7 +704,7 @@ cfq_merged_requests(request_queue_t *q, struct request *rq,
cfq_remove_request(next);
}
static int cfq_allow_merge(request_queue_t *q, struct request *rq,
static int cfq_allow_merge(struct request_queue *q, struct request *rq,
struct bio *bio)
{
struct cfq_data *cfqd = q->elevator->elevator_data;
@ -913,7 +914,7 @@ static void cfq_arm_slice_timer(struct cfq_data *cfqd)
/*
* Move request from internal lists to the request queue dispatch list.
*/
static void cfq_dispatch_insert(request_queue_t *q, struct request *rq)
static void cfq_dispatch_insert(struct request_queue *q, struct request *rq)
{
struct cfq_data *cfqd = q->elevator->elevator_data;
struct cfq_queue *cfqq = RQ_CFQQ(rq);
@ -1093,7 +1094,7 @@ static int cfq_forced_dispatch(struct cfq_data *cfqd)
return dispatched;
}
static int cfq_dispatch_requests(request_queue_t *q, int force)
static int cfq_dispatch_requests(struct request_queue *q, int force)
{
struct cfq_data *cfqd = q->elevator->elevator_data;
struct cfq_queue *cfqq;
@ -1214,7 +1215,7 @@ static void cfq_exit_single_io_context(struct cfq_io_context *cic)
struct cfq_data *cfqd = cic->key;
if (cfqd) {
request_queue_t *q = cfqd->queue;
struct request_queue *q = cfqd->queue;
spin_lock_irq(q->queue_lock);
__cfq_exit_single_io_context(cfqd, cic);
@ -1775,7 +1776,7 @@ cfq_rq_enqueued(struct cfq_data *cfqd, struct cfq_queue *cfqq,
}
}
static void cfq_insert_request(request_queue_t *q, struct request *rq)
static void cfq_insert_request(struct request_queue *q, struct request *rq)
{
struct cfq_data *cfqd = q->elevator->elevator_data;
struct cfq_queue *cfqq = RQ_CFQQ(rq);
@ -1789,7 +1790,7 @@ static void cfq_insert_request(request_queue_t *q, struct request *rq)
cfq_rq_enqueued(cfqd, cfqq, rq);
}
static void cfq_completed_request(request_queue_t *q, struct request *rq)
static void cfq_completed_request(struct request_queue *q, struct request *rq)
{
struct cfq_queue *cfqq = RQ_CFQQ(rq);
struct cfq_data *cfqd = cfqq->cfqd;
@ -1868,7 +1869,7 @@ static inline int __cfq_may_queue(struct cfq_queue *cfqq)
return ELV_MQUEUE_MAY;
}
static int cfq_may_queue(request_queue_t *q, int rw)
static int cfq_may_queue(struct request_queue *q, int rw)
{
struct cfq_data *cfqd = q->elevator->elevator_data;
struct task_struct *tsk = current;
@ -1922,7 +1923,7 @@ static void cfq_put_request(struct request *rq)
* Allocate cfq data structures associated with this request.
*/
static int
cfq_set_request(request_queue_t *q, struct request *rq, gfp_t gfp_mask)
cfq_set_request(struct request_queue *q, struct request *rq, gfp_t gfp_mask)
{
struct cfq_data *cfqd = q->elevator->elevator_data;
struct task_struct *tsk = current;
@ -1974,7 +1975,7 @@ static void cfq_kick_queue(struct work_struct *work)
{
struct cfq_data *cfqd =
container_of(work, struct cfq_data, unplug_work);
request_queue_t *q = cfqd->queue;
struct request_queue *q = cfqd->queue;
unsigned long flags;
spin_lock_irqsave(q->queue_lock, flags);
@ -2072,7 +2073,7 @@ static void cfq_put_async_queues(struct cfq_data *cfqd)
static void cfq_exit_queue(elevator_t *e)
{
struct cfq_data *cfqd = e->elevator_data;
request_queue_t *q = cfqd->queue;
struct request_queue *q = cfqd->queue;
cfq_shutdown_timer_wq(cfqd);
@ -2098,7 +2099,7 @@ static void cfq_exit_queue(elevator_t *e)
kfree(cfqd);
}
static void *cfq_init_queue(request_queue_t *q)
static void *cfq_init_queue(struct request_queue *q)
{
struct cfq_data *cfqd;

18
block/deadline-iosched.c
View file

@ -106,7 +106,7 @@ deadline_add_request(struct request_queue *q, struct request *rq)
/*
* remove rq from rbtree and fifo.
*/
static void deadline_remove_request(request_queue_t *q, struct request *rq)
static void deadline_remove_request(struct request_queue *q, struct request *rq)
{
struct deadline_data *dd = q->elevator->elevator_data;
@ -115,7 +115,7 @@ static void deadline_remove_request(request_queue_t *q, struct request *rq)
}
static int
deadline_merge(request_queue_t *q, struct request **req, struct bio *bio)
deadline_merge(struct request_queue *q, struct request **req, struct bio *bio)
{
struct deadline_data *dd = q->elevator->elevator_data;
struct request *__rq;
@ -144,8 +144,8 @@ out:
return ret;
}
static void deadline_merged_request(request_queue_t *q, struct request *req,
int type)
static void deadline_merged_request(struct request_queue *q,
struct request *req, int type)
{
struct deadline_data *dd = q->elevator->elevator_data;
@ -159,7 +159,7 @@ static void deadline_merged_request(request_queue_t *q, struct request *req,
}
static void
deadline_merged_requests(request_queue_t *q, struct request *req,
deadline_merged_requests(struct request_queue *q, struct request *req,
struct request *next)
{
/*
@ -185,7 +185,7 @@ deadline_merged_requests(request_queue_t *q, struct request *req,
static inline void
deadline_move_to_dispatch(struct deadline_data *dd, struct request *rq)
{
request_queue_t *q = rq->q;
struct request_queue *q = rq->q;
deadline_remove_request(q, rq);
elv_dispatch_add_tail(q, rq);
@ -236,7 +236,7 @@ static inline int deadline_check_fifo(struct deadline_data *dd, int ddir)
* deadline_dispatch_requests selects the best request according to
* read/write expire, fifo_batch, etc
*/
static int deadline_dispatch_requests(request_queue_t *q, int force)
static int deadline_dispatch_requests(struct request_queue *q, int force)
{
struct deadline_data *dd = q->elevator->elevator_data;
const int reads = !list_empty(&dd->fifo_list[READ]);
@ -335,7 +335,7 @@ dispatch_request:
return 1;
}
static int deadline_queue_empty(request_queue_t *q)
static int deadline_queue_empty(struct request_queue *q)
{
struct deadline_data *dd = q->elevator->elevator_data;
@ -356,7 +356,7 @@ static void deadline_exit_queue(elevator_t *e)
/*
* initialize elevator private data (deadline_data).
*/
static void *deadline_init_queue(request_queue_t *q)
static void *deadline_init_queue(struct request_queue *q)
{
struct deadline_data *dd;

75
block/elevator.c
View file

@ -56,7 +56,7 @@ static const int elv_hash_shift = 6;
*/
static int elv_iosched_allow_merge(struct request *rq, struct bio *bio)
{
request_queue_t *q = rq->q;
struct request_queue *q = rq->q;
elevator_t *e = q->elevator;
if (e->ops->elevator_allow_merge_fn)
@ -141,12 +141,13 @@ static struct elevator_type *elevator_get(const char *name)
return e;
}
static void *elevator_init_queue(request_queue_t *q, struct elevator_queue *eq)
static void *elevator_init_queue(struct request_queue *q,
struct elevator_queue *eq)
{
return eq->ops->elevator_init_fn(q);
}
static void elevator_attach(request_queue_t *q, struct elevator_queue *eq,
static void elevator_attach(struct request_queue *q, struct elevator_queue *eq,
void *data)
{
q->elevator = eq;
@ -172,7 +173,8 @@ __setup("elevator=", elevator_setup);
static struct kobj_type elv_ktype;
static elevator_t *elevator_alloc(request_queue_t *q, struct elevator_type *e)
static elevator_t *elevator_alloc(struct request_queue *q,
struct elevator_type *e)
{
elevator_t *eq;
int i;
@ -212,7 +214,7 @@ static void elevator_release(struct kobject *kobj)
kfree(e);
}
int elevator_init(request_queue_t *q, char *name)
int elevator_init(struct request_queue *q, char *name)
{
struct elevator_type *e = NULL;
struct elevator_queue *eq;
@ -264,7 +266,7 @@ void elevator_exit(elevator_t *e)
EXPORT_SYMBOL(elevator_exit);
static void elv_activate_rq(request_queue_t *q, struct request *rq)
static void elv_activate_rq(struct request_queue *q, struct request *rq)
{
elevator_t *e = q->elevator;
@ -272,7 +274,7 @@ static void elv_activate_rq(request_queue_t *q, struct request *rq)
e->ops->elevator_activate_req_fn(q, rq);
}
static void elv_deactivate_rq(request_queue_t *q, struct request *rq)
static void elv_deactivate_rq(struct request_queue *q, struct request *rq)
{
elevator_t *e = q->elevator;
@ -285,13 +287,13 @@ static inline void __elv_rqhash_del(struct request *rq)
hlist_del_init(&rq->hash);
}
static void elv_rqhash_del(request_queue_t *q, struct request *rq)
static void elv_rqhash_del(struct request_queue *q, struct request *rq)
{
if (ELV_ON_HASH(rq))
__elv_rqhash_del(rq);
}
static void elv_rqhash_add(request_queue_t *q, struct request *rq)
static void elv_rqhash_add(struct request_queue *q, struct request *rq)
{
elevator_t *e = q->elevator;
@ -299,13 +301,13 @@ static void elv_rqhash_add(request_queue_t *q, struct request *rq)
hlist_add_head(&rq->hash, &e->hash[ELV_HASH_FN(rq_hash_key(rq))]);
}
static void elv_rqhash_reposition(request_queue_t *q, struct request *rq)
static void elv_rqhash_reposition(struct request_queue *q, struct request *rq)
{
__elv_rqhash_del(rq);
elv_rqhash_add(q, rq);
}
static struct request *elv_rqhash_find(request_queue_t *q, sector_t offset)
static struct request *elv_rqhash_find(struct request_queue *q, sector_t offset)
{
elevator_t *e = q->elevator;
struct hlist_head *hash_list = &e->hash[ELV_HASH_FN(offset)];
@ -391,7 +393,7 @@ EXPORT_SYMBOL(elv_rb_find);
* entry. rq is sort insted into the dispatch queue. To be used by
* specific elevators.
*/
void elv_dispatch_sort(request_queue_t *q, struct request *rq)
void elv_dispatch_sort(struct request_queue *q, struct request *rq)
{
sector_t boundary;
struct list_head *entry;
@ -449,7 +451,7 @@ void elv_dispatch_add_tail(struct request_queue *q, struct request *rq)
EXPORT_SYMBOL(elv_dispatch_add_tail);
int elv_merge(request_queue_t *q, struct request **req, struct bio *bio)
int elv_merge(struct request_queue *q, struct request **req, struct bio *bio)
{
elevator_t *e = q->elevator;
struct request *__rq;
@ -481,7 +483,7 @@ int elv_merge(request_queue_t *q, struct request **req, struct bio *bio)
return ELEVATOR_NO_MERGE;
}
void elv_merged_request(request_queue_t *q, struct request *rq, int type)
void elv_merged_request(struct request_queue *q, struct request *rq, int type)
{
elevator_t *e = q->elevator;
@ -494,7 +496,7 @@ void elv_merged_request(request_queue_t *q, struct request *rq, int type)
q->last_merge = rq;
}
void elv_merge_requests(request_queue_t *q, struct request *rq,
void elv_merge_requests(struct request_queue *q, struct request *rq,
struct request *next)
{
elevator_t *e = q->elevator;
@ -509,7 +511,7 @@ void elv_merge_requests(request_queue_t *q, struct request *rq,
q->last_merge = rq;
}
void elv_requeue_request(request_queue_t *q, struct request *rq)
void elv_requeue_request(struct request_queue *q, struct request *rq)
{
/*
* it already went through dequeue, we need to decrement the
@ -526,7 +528,7 @@ void elv_requeue_request(request_queue_t *q, struct request *rq)
elv_insert(q, rq, ELEVATOR_INSERT_REQUEUE);
}
static void elv_drain_elevator(request_queue_t *q)
static void elv_drain_elevator(struct request_queue *q)
{
static int printed;
while (q->elevator->ops->elevator_dispatch_fn(q, 1))
@ -540,7 +542,7 @@ static void elv_drain_elevator(request_queue_t *q)
}
}
void elv_insert(request_queue_t *q, struct request *rq, int where)
void elv_insert(struct request_queue *q, struct request *rq, int where)
{
struct list_head *pos;
unsigned ordseq;
@ -638,7 +640,7 @@ void elv_insert(request_queue_t *q, struct request *rq, int where)
}
}
void __elv_add_request(request_queue_t *q, struct request *rq, int where,
void __elv_add_request(struct request_queue *q, struct request *rq, int where,
int plug)
{
if (q->ordcolor)
@ -676,7 +678,7 @@ void __elv_add_request(request_queue_t *q, struct request *rq, int where,
EXPORT_SYMBOL(__elv_add_request);
void elv_add_request(request_queue_t *q, struct request *rq, int where,
void elv_add_request(struct request_queue *q, struct request *rq, int where,
int plug)
{
unsigned long flags;
@ -688,7 +690,7 @@ void elv_add_request(request_queue_t *q, struct request *rq, int where,
EXPORT_SYMBOL(elv_add_request);
static inline struct request *__elv_next_request(request_queue_t *q)
static inline struct request *__elv_next_request(struct request_queue *q)
{
struct request *rq;
@ -704,7 +706,7 @@ static inline struct request *__elv_next_request(request_queue_t *q)
}
}
struct request *elv_next_request(request_queue_t *q)
struct request *elv_next_request(struct request_queue *q)
{
struct request *rq;
int ret;
@ -770,7 +772,7 @@ struct request *elv_next_request(request_queue_t *q)
EXPORT_SYMBOL(elv_next_request);
void elv_dequeue_request(request_queue_t *q, struct request *rq)
void elv_dequeue_request(struct request_queue *q, struct request *rq)
{
BUG_ON(list_empty(&rq->queuelist));
BUG_ON(ELV_ON_HASH(rq));
@ -788,7 +790,7 @@ void elv_dequeue_request(request_queue_t *q, struct request *rq)
EXPORT_SYMBOL(elv_dequeue_request);
int elv_queue_empty(request_queue_t *q)
int elv_queue_empty(struct request_queue *q)
{
elevator_t *e = q->elevator;
@ -803,7 +805,7 @@ int elv_queue_empty(request_queue_t *q)
EXPORT_SYMBOL(elv_queue_empty);
struct request *elv_latter_request(request_queue_t *q, struct request *rq)
struct request *elv_latter_request(struct request_queue *q, struct request *rq)
{
elevator_t *e = q->elevator;
@ -812,7 +814,7 @@ struct request *elv_latter_request(request_queue_t *q, struct request *rq)
return NULL;
}
struct request *elv_former_request(request_queue_t *q, struct request *rq)
struct request *elv_former_request(struct request_queue *q, struct request *rq)
{
elevator_t *e = q->elevator;
@ -821,7 +823,7 @@ struct request *elv_former_request(request_queue_t *q, struct request *rq)
return NULL;
}
int elv_set_request(request_queue_t *q, struct request *rq, gfp_t gfp_mask)
int elv_set_request(struct request_queue *q, struct request *rq, gfp_t gfp_mask)
{
elevator_t *e = q->elevator;
@ -832,7 +834,7 @@ int elv_set_request(request_queue_t *q, struct request *rq, gfp_t gfp_mask)
return 0;
}
void elv_put_request(request_queue_t *q, struct request *rq)
void elv_put_request(struct request_queue *q, struct request *rq)
{
elevator_t *e = q->elevator;
@ -840,7 +842,7 @@ void elv_put_request(request_queue_t *q, struct request *rq)
e->ops->elevator_put_req_fn(rq);
}
int elv_may_queue(request_queue_t *q, int rw)
int elv_may_queue(struct request_queue *q, int rw)
{
elevator_t *e = q->elevator;
@ -850,7 +852,7 @@ int elv_may_queue(request_queue_t *q, int rw)
return ELV_MQUEUE_MAY;
}
void elv_completed_request(request_queue_t *q, struct request *rq)
void elv_completed_request(struct request_queue *q, struct request *rq)
{
elevator_t *e = q->elevator;
@ -1006,7 +1008,7 @@ EXPORT_SYMBOL_GPL(elv_unregister);
* need for the new one. this way we have a chance of going back to the old
* one, if the new one fails init for some reason.
*/
static int elevator_switch(request_queue_t *q, struct elevator_type *new_e)
static int elevator_switch(struct request_queue *q, struct elevator_type *new_e)
{
elevator_t *old_elevator, *e;
void *data;
@ -1078,7 +1080,8 @@ fail_register:
return 0;
}
ssize_t elv_iosched_store(request_queue_t *q, const char *name, size_t count)
ssize_t elv_iosched_store(struct request_queue *q, const char *name,
size_t count)
{
char elevator_name[ELV_NAME_MAX];
size_t len;
@ -1107,7 +1110,7 @@ ssize_t elv_iosched_store(request_queue_t *q, const char *name, size_t count)
return count;
}
ssize_t elv_iosched_show(request_queue_t *q, char *name)
ssize_t elv_iosched_show(struct request_queue *q, char *name)
{
elevator_t *e = q->elevator;
struct elevator_type *elv = e->elevator_type;
@ -1127,7 +1130,8 @@ ssize_t elv_iosched_show(request_queue_t *q, char *name)
return len;
}
struct request *elv_rb_former_request(request_queue_t *q, struct request *rq)
struct request *elv_rb_former_request(struct request_queue *q,
struct request *rq)
{
struct rb_node *rbprev = rb_prev(&rq->rb_node);
@ -1139,7 +1143,8 @@ struct request *elv_rb_former_request(request_queue_t *q, struct request *rq)
EXPORT_SYMBOL(elv_rb_former_request);
struct request *elv_rb_latter_request(request_queue_t *q, struct request *rq)
struct request *elv_rb_latter_request(struct request_queue *q,
struct request *rq)
{
struct rb_node *rbnext = rb_next(&rq->rb_node);

215
block/ll_rw_blk.c
View file

@ -40,7 +40,7 @@ static void blk_unplug_work(struct work_struct *work);
static void blk_unplug_timeout(unsigned long data);
static void drive_stat_acct(struct request *rq, int nr_sectors, int new_io);
static void init_request_from_bio(struct request *req, struct bio *bio);
static int __make_request(request_queue_t *q, struct bio *bio);
static int __make_request(struct request_queue *q, struct bio *bio);
static struct io_context *current_io_context(gfp_t gfp_flags, int node);
/*
@ -121,7 +121,7 @@ static void blk_queue_congestion_threshold(struct request_queue *q)
struct backing_dev_info *blk_get_backing_dev_info(struct block_device *bdev)
{
struct backing_dev_info *ret = NULL;
request_queue_t *q = bdev_get_queue(bdev);
struct request_queue *q = bdev_get_queue(bdev);
if (q)
ret = &q->backing_dev_info;
@ -140,7 +140,7 @@ EXPORT_SYMBOL(blk_get_backing_dev_info);
* cdb from the request data for instance.
*
*/
void blk_queue_prep_rq(request_queue_t *q, prep_rq_fn *pfn)
void blk_queue_prep_rq(struct request_queue *q, prep_rq_fn *pfn)
{
q->prep_rq_fn = pfn;
}
@ -163,14 +163,14 @@ EXPORT_SYMBOL(blk_queue_prep_rq);
* no merge_bvec_fn is defined for a queue, and only the fixed limits are
* honored.
*/
void blk_queue_merge_bvec(request_queue_t *q, merge_bvec_fn *mbfn)
void blk_queue_merge_bvec(struct request_queue *q, merge_bvec_fn *mbfn)
{
q->merge_bvec_fn = mbfn;
}
EXPORT_SYMBOL(blk_queue_merge_bvec);
void blk_queue_softirq_done(request_queue_t *q, softirq_done_fn *fn)
void blk_queue_softirq_done(struct request_queue *q, softirq_done_fn *fn)
{
q->softirq_done_fn = fn;
}
@ -199,7 +199,7 @@ EXPORT_SYMBOL(blk_queue_softirq_done);
* __bio_kmap_atomic() to get a temporary kernel mapping, or by calling
* blk_queue_bounce() to create a buffer in normal memory.
**/
void blk_queue_make_request(request_queue_t * q, make_request_fn * mfn)
void blk_queue_make_request(struct request_queue * q, make_request_fn * mfn)
{
/*
* set defaults
@ -235,7 +235,7 @@ void blk_queue_make_request(request_queue_t * q, make_request_fn * mfn)
EXPORT_SYMBOL(blk_queue_make_request);
static void rq_init(request_queue_t *q, struct request *rq)
static void rq_init(struct request_queue *q, struct request *rq)
{
INIT_LIST_HEAD(&rq->queuelist);
INIT_LIST_HEAD(&rq->donelist);
@ -272,7 +272,7 @@ static void rq_init(request_queue_t *q, struct request *rq)
* feature should call this function and indicate so.
*
**/
int blk_queue_ordered(request_queue_t *q, unsigned ordered,
int blk_queue_ordered(struct request_queue *q, unsigned ordered,
prepare_flush_fn *prepare_flush_fn)
{
if (ordered & (QUEUE_ORDERED_PREFLUSH | QUEUE_ORDERED_POSTFLUSH) &&
@ -311,7 +311,7 @@ EXPORT_SYMBOL(blk_queue_ordered);
* to the block layer by defining it through this call.
*
**/
void blk_queue_issue_flush_fn(request_queue_t *q, issue_flush_fn *iff)
void blk_queue_issue_flush_fn(struct request_queue *q, issue_flush_fn *iff)
{
q->issue_flush_fn = iff;
}
@ -321,7 +321,7 @@ EXPORT_SYMBOL(blk_queue_issue_flush_fn);
/*
* Cache flushing for ordered writes handling
*/
inline unsigned blk_ordered_cur_seq(request_queue_t *q)
inline unsigned blk_ordered_cur_seq(struct request_queue *q)
{
if (!q->ordseq)
return 0;
@ -330,7 +330,7 @@ inline unsigned blk_ordered_cur_seq(request_queue_t *q)
unsigned blk_ordered_req_seq(struct request *rq)
{
request_queue_t *q = rq->q;
struct request_queue *q = rq->q;
BUG_ON(q->ordseq == 0);
@ -357,7 +357,7 @@ unsigned blk_ordered_req_seq(struct request *rq)
return QUEUE_ORDSEQ_DONE;
}
void blk_ordered_complete_seq(request_queue_t *q, unsigned seq, int error)
void blk_ordered_complete_seq(struct request_queue *q, unsigned seq, int error)
{
struct request *rq;
int uptodate;
@ -401,7 +401,7 @@ static void post_flush_end_io(struct request *rq, int error)
blk_ordered_complete_seq(rq->q, QUEUE_ORDSEQ_POSTFLUSH, error);
}
static void queue_flush(request_queue_t *q, unsigned which)
static void queue_flush(struct request_queue *q, unsigned which)
{
struct request *rq;
rq_end_io_fn *end_io;
@ -425,7 +425,7 @@ static void queue_flush(request_queue_t *q, unsigned which)
elv_insert(q, rq, ELEVATOR_INSERT_FRONT);
}
static inline struct request *start_ordered(request_queue_t *q,
static inline struct request *start_ordered(struct request_queue *q,
struct request *rq)
{
q->bi_size = 0;
@ -476,7 +476,7 @@ static inline struct request *start_ordered(request_queue_t *q,
return rq;
}
int blk_do_ordered(request_queue_t *q, struct request **rqp)
int blk_do_ordered(struct request_queue *q, struct request **rqp)
{
struct request *rq = *rqp;
int is_barrier = blk_fs_request(rq) && blk_barrier_rq(rq);
@ -527,7 +527,7 @@ int blk_do_ordered(request_queue_t *q, struct request **rqp)
static int flush_dry_bio_endio(struct bio *bio, unsigned int bytes, int error)
{
request_queue_t *q = bio->bi_private;
struct request_queue *q = bio->bi_private;
/*
* This is dry run, restore bio_sector and size. We'll finish
@ -551,7 +551,7 @@ static int flush_dry_bio_endio(struct bio *bio, unsigned int bytes, int error)
static int ordered_bio_endio(struct request *rq, struct bio *bio,
unsigned int nbytes, int error)
{
request_queue_t *q = rq->q;
struct request_queue *q = rq->q;
bio_end_io_t *endio;
void *private;
@ -588,7 +588,7 @@ static int ordered_bio_endio(struct request *rq, struct bio *bio,
* blk_queue_bounce_limit to have lower memory pages allocated as bounce
* buffers for doing I/O to pages residing above @page.
**/
void blk_queue_bounce_limit(request_queue_t *q, u64 dma_addr)
void blk_queue_bounce_limit(struct request_queue *q, u64 dma_addr)
{
unsigned long bounce_pfn = dma_addr >> PAGE_SHIFT;
int dma = 0;
@ -624,7 +624,7 @@ EXPORT_SYMBOL(blk_queue_bounce_limit);
* Enables a low level driver to set an upper limit on the size of
* received requests.
**/
void blk_queue_max_sectors(request_queue_t *q, unsigned int max_sectors)
void blk_queue_max_sectors(struct request_queue *q, unsigned int max_sectors)
{
if ((max_sectors << 9) < PAGE_CACHE_SIZE) {
max_sectors = 1 << (PAGE_CACHE_SHIFT - 9);
@ -651,7 +651,8 @@ EXPORT_SYMBOL(blk_queue_max_sectors);
* physical data segments in a request. This would be the largest sized
* scatter list the driver could handle.
**/
void blk_queue_max_phys_segments(request_queue_t *q, unsigned short max_segments)
void blk_queue_max_phys_segments(struct request_queue *q,
unsigned short max_segments)
{
if (!max_segments) {
max_segments = 1;
@ -674,7 +675,8 @@ EXPORT_SYMBOL(blk_queue_max_phys_segments);
* address/length pairs the host adapter can actually give as once
* to the device.
**/
void blk_queue_max_hw_segments(request_queue_t *q, unsigned short max_segments)
void blk_queue_max_hw_segments(struct request_queue *q,
unsigned short max_segments)
{
if (!max_segments) {
max_segments = 1;
@ -695,7 +697,7 @@ EXPORT_SYMBOL(blk_queue_max_hw_segments);
* Enables a low level driver to set an upper limit on the size of a
* coalesced segment
**/
void blk_queue_max_segment_size(request_queue_t *q, unsigned int max_size)
void blk_queue_max_segment_size(struct request_queue *q, unsigned int max_size)
{
if (max_size < PAGE_CACHE_SIZE) {
max_size = PAGE_CACHE_SIZE;
@ -718,7 +720,7 @@ EXPORT_SYMBOL(blk_queue_max_segment_size);
* even internal read-modify-write operations). Usually the default
* of 512 covers most hardware.
**/
void blk_queue_hardsect_size(request_queue_t *q, unsigned short size)
void blk_queue_hardsect_size(struct request_queue *q, unsigned short size)
{
q->hardsect_size = size;
}
@ -735,7 +737,7 @@ EXPORT_SYMBOL(blk_queue_hardsect_size);
* @t: the stacking driver (top)
* @b: the underlying device (bottom)
**/
void blk_queue_stack_limits(request_queue_t *t, request_queue_t *b)
void blk_queue_stack_limits(struct request_queue *t, struct request_queue *b)
{
/* zero is "infinity" */
t->max_sectors = min_not_zero(t->max_sectors,b->max_sectors);
@ -756,7 +758,7 @@ EXPORT_SYMBOL(blk_queue_stack_limits);
* @q: the request queue for the device
* @mask: the memory boundary mask
**/
void blk_queue_segment_boundary(request_queue_t *q, unsigned long mask)
void blk_queue_segment_boundary(struct request_queue *q, unsigned long mask)
{
if (mask < PAGE_CACHE_SIZE - 1) {
mask = PAGE_CACHE_SIZE - 1;
@ -778,7 +780,7 @@ EXPORT_SYMBOL(blk_queue_segment_boundary);
* this is used when buiding direct io requests for the queue.
*
**/
void blk_queue_dma_alignment(request_queue_t *q, int mask)
void blk_queue_dma_alignment(struct request_queue *q, int mask)
{
q->dma_alignment = mask;
}
@ -796,7 +798,7 @@ EXPORT_SYMBOL(blk_queue_dma_alignment);
*
* no locks need be held.
**/
struct request *blk_queue_find_tag(request_queue_t *q, int tag)
struct request *blk_queue_find_tag(struct request_queue *q, int tag)
{
return blk_map_queue_find_tag(q->queue_tags, tag);
}
@ -840,7 +842,7 @@ static int __blk_free_tags(struct blk_queue_tag *bqt)
* blk_cleanup_queue() will take care of calling this function, if tagging
* has been used. So there's no need to call this directly.
**/
static void __blk_queue_free_tags(request_queue_t *q)
static void __blk_queue_free_tags(struct request_queue *q)
{
struct blk_queue_tag *bqt = q->queue_tags;
@ -877,7 +879,7 @@ EXPORT_SYMBOL(blk_free_tags);
* This is used to disabled tagged queuing to a device, yet leave
* queue in function.
**/
void blk_queue_free_tags(request_queue_t *q)
void blk_queue_free_tags(struct request_queue *q)
{
clear_bit(QUEUE_FLAG_QUEUED, &q->queue_flags);
}
@ -885,7 +887,7 @@ void blk_queue_free_tags(request_queue_t *q)
EXPORT_SYMBOL(blk_queue_free_tags);
static int
init_tag_map(request_queue_t *q, struct blk_queue_tag *tags, int depth)
init_tag_map(struct request_queue *q, struct blk_queue_tag *tags, int depth)
{
struct request **tag_index;
unsigned long *tag_map;
@ -955,7 +957,7 @@ EXPORT_SYMBOL(blk_init_tags);
* @depth: the maximum queue depth supported
* @tags: the tag to use
**/
int blk_queue_init_tags(request_queue_t *q, int depth,
int blk_queue_init_tags(struct request_queue *q, int depth,
struct blk_queue_tag *tags)
{
int rc;
@ -996,7 +998,7 @@ EXPORT_SYMBOL(blk_queue_init_tags);
* Notes:
* Must be called with the queue lock held.
**/
int blk_queue_resize_tags(request_queue_t *q, int new_depth)
int blk_queue_resize_tags(struct request_queue *q, int new_depth)
{
struct blk_queue_tag *bqt = q->queue_tags;
struct request **tag_index;
@ -1059,7 +1061,7 @@ EXPORT_SYMBOL(blk_queue_resize_tags);
* Notes:
* queue lock must be held.
**/
void blk_queue_end_tag(request_queue_t *q, struct request *rq)
void blk_queue_end_tag(struct request_queue *q, struct request *rq)
{
struct blk_queue_tag *bqt = q->queue_tags;
int tag = rq->tag;
@ -1111,7 +1113,7 @@ EXPORT_SYMBOL(blk_queue_end_tag);
* Notes:
* queue lock must be held.
**/
int blk_queue_start_tag(request_queue_t *q, struct request *rq)
int blk_queue_start_tag(struct request_queue *q, struct request *rq)
{
struct blk_queue_tag *bqt = q->queue_tags;
int tag;
@ -1158,7 +1160,7 @@ EXPORT_SYMBOL(blk_queue_start_tag);
* Notes:
* queue lock must be held.
**/
void blk_queue_invalidate_tags(request_queue_t *q)
void blk_queue_invalidate_tags(struct request_queue *q)
{
struct blk_queue_tag *bqt = q->queue_tags;
struct list_head *tmp, *n;
@ -1205,7 +1207,7 @@ void blk_dump_rq_flags(struct request *rq, char *msg)
EXPORT_SYMBOL(blk_dump_rq_flags);
void blk_recount_segments(request_queue_t *q, struct bio *bio)
void blk_recount_segments(struct request_queue *q, struct bio *bio)
{
struct bio_vec *bv, *bvprv = NULL;
int i, nr_phys_segs, nr_hw_segs, seg_size, hw_seg_size, cluster;
@ -1267,7 +1269,7 @@ new_hw_segment:
}
EXPORT_SYMBOL(blk_recount_segments);
static int blk_phys_contig_segment(request_queue_t *q, struct bio *bio,
static int blk_phys_contig_segment(struct request_queue *q, struct bio *bio,
struct bio *nxt)
{
if (!(q->queue_flags & (1 << QUEUE_FLAG_CLUSTER)))
@ -1288,7 +1290,7 @@ static int blk_phys_contig_segment(request_queue_t *q, struct bio *bio,
return 0;
}
static int blk_hw_contig_segment(request_queue_t *q, struct bio *bio,
static int blk_hw_contig_segment(struct request_queue *q, struct bio *bio,
struct bio *nxt)
{
if (unlikely(!bio_flagged(bio, BIO_SEG_VALID)))
@ -1308,7 +1310,8 @@ static int blk_hw_contig_segment(request_queue_t *q, struct bio *bio,
* map a request to scatterlist, return number of sg entries setup. Caller
* must make sure sg can hold rq->nr_phys_segments entries
*/
int blk_rq_map_sg(request_queue_t *q, struct request *rq, struct scatterlist *sg)
int blk_rq_map_sg(struct request_queue *q, struct request *rq,
struct scatterlist *sg)
{
struct bio_vec *bvec, *bvprv;
struct bio *bio;
@ -1361,7 +1364,7 @@ EXPORT_SYMBOL(blk_rq_map_sg);
* specific ones if so desired
*/
static inline int ll_new_mergeable(request_queue_t *q,
static inline int ll_new_mergeable(struct request_queue *q,
struct request *req,
struct bio *bio)
{
@ -1382,7 +1385,7 @@ static inline int ll_new_mergeable(request_queue_t *q,
return 1;
}
static inline int ll_new_hw_segment(request_queue_t *q,
static inline int ll_new_hw_segment(struct request_queue *q,
struct request *req,
struct bio *bio)
{
@ -1406,7 +1409,7 @@ static inline int ll_new_hw_segment(request_queue_t *q,
return 1;
}
int ll_back_merge_fn(request_queue_t *q, struct request *req, struct bio *bio)
int ll_back_merge_fn(struct request_queue *q, struct request *req, struct bio *bio)
{
unsigned short max_sectors;
int len;
@ -1444,7 +1447,7 @@ int ll_back_merge_fn(request_queue_t *q, struct request *req, struct bio *bio)
}
EXPORT_SYMBOL(ll_back_merge_fn);
static int ll_front_merge_fn(request_queue_t *q, struct request *req,
static int ll_front_merge_fn(struct request_queue *q, struct request *req,
struct bio *bio)
{
unsigned short max_sectors;
@ -1483,7 +1486,7 @@ static int ll_front_merge_fn(request_queue_t *q, struct request *req,
return ll_new_hw_segment(q, req, bio);
}
static int ll_merge_requests_fn(request_queue_t *q, struct request *req,
static int ll_merge_requests_fn(struct request_queue *q, struct request *req,
struct request *next)
{
int total_phys_segments;
@ -1539,7 +1542,7 @@ static int ll_merge_requests_fn(request_queue_t *q, struct request *req,
* This is called with interrupts off and no requests on the queue and
* with the queue lock held.
*/
void blk_plug_device(request_queue_t *q)
void blk_plug_device(struct request_queue *q)
{
WARN_ON(!irqs_disabled());
@ -1562,7 +1565,7 @@ EXPORT_SYMBOL(blk_plug_device);
* remove the queue from the plugged list, if present. called with
* queue lock held and interrupts disabled.
*/
int blk_remove_plug(request_queue_t *q)
int blk_remove_plug(struct request_queue *q)
{
WARN_ON(!irqs_disabled());
@ -1578,7 +1581,7 @@ EXPORT_SYMBOL(blk_remove_plug);
/*
* remove the plug and let it rip..
*/
void __generic_unplug_device(request_queue_t *q)
void __generic_unplug_device(struct request_queue *q)
{
if (unlikely(blk_queue_stopped(q)))
return;
@ -1592,7 +1595,7 @@ EXPORT_SYMBOL(__generic_unplug_device);
/**
* generic_unplug_device - fire a request queue
* @q: The &request_queue_t in question
* @q: The &struct request_queue in question
*
* Description:
* Linux uses plugging to build bigger requests queues before letting
@ -1601,7 +1604,7 @@ EXPORT_SYMBOL(__generic_unplug_device);
* gets unplugged, the request_fn defined for the queue is invoked and
* transfers started.
**/
void generic_unplug_device(request_queue_t *q)
void generic_unplug_device(struct request_queue *q)
{
spin_lock_irq(q->queue_lock);
__generic_unplug_device(q);
@ -1612,7 +1615,7 @@ EXPORT_SYMBOL(generic_unplug_device);
static void blk_backing_dev_unplug(struct backing_dev_info *bdi,
struct page *page)
{
request_queue_t *q = bdi->unplug_io_data;
struct request_queue *q = bdi->unplug_io_data;
/*
* devices don't necessarily have an ->unplug_fn defined
@ -1627,7 +1630,8 @@ static void blk_backing_dev_unplug(struct backing_dev_info *bdi,
static void blk_unplug_work(struct work_struct *work)
{
request_queue_t *q = container_of(work, request_queue_t, unplug_work);
struct request_queue *q =
container_of(work, struct request_queue, unplug_work);
blk_add_trace_pdu_int(q, BLK_TA_UNPLUG_IO, NULL,
q->rq.count[READ] + q->rq.count[WRITE]);
@ -1637,7 +1641,7 @@ static void blk_unplug_work(struct work_struct *work)
static void blk_unplug_timeout(unsigned long data)
{
request_queue_t *q = (request_queue_t *)data;
struct request_queue *q = (struct request_queue *)data;
blk_add_trace_pdu_int(q, BLK_TA_UNPLUG_TIMER, NULL,
q->rq.count[READ] + q->rq.count[WRITE]);
@ -1647,14 +1651,14 @@ static void blk_unplug_timeout(unsigned long data)
/**
* blk_start_queue - restart a previously stopped queue
* @q: The &request_queue_t in question
* @q: The &struct request_queue in question
*
* Description:
* blk_start_queue() will clear the stop flag on the queue, and call
* the request_fn for the queue if it was in a stopped state when
* entered. Also see blk_stop_queue(). Queue lock must be held.
**/
void blk_start_queue(request_queue_t *q)
void blk_start_queue(struct request_queue *q)
{
WARN_ON(!irqs_disabled());
@ -1677,7 +1681,7 @@ EXPORT_SYMBOL(blk_start_queue);
/**
* blk_stop_queue - stop a queue
* @q: The &request_queue_t in question
* @q: The &struct request_queue in question
*
* Description:
* The Linux block layer assumes that a block driver will consume all
@ -1689,7 +1693,7 @@ EXPORT_SYMBOL(blk_start_queue);
* the driver has signalled it's ready to go again. This happens by calling
* blk_start_queue() to restart queue operations. Queue lock must be held.
**/
void blk_stop_queue(request_queue_t *q)
void blk_stop_queue(struct request_queue *q)
{
blk_remove_plug(q);
set_bit(QUEUE_FLAG_STOPPED, &q->queue_flags);
@ -1746,7 +1750,7 @@ void blk_run_queue(struct request_queue *q)
EXPORT_SYMBOL(blk_run_queue);
/**
* blk_cleanup_queue: - release a &request_queue_t when it is no longer needed
* blk_cleanup_queue: - release a &struct request_queue when it is no longer needed
* @kobj: the kobj belonging of the request queue to be released
*
* Description:
@ -1762,7 +1766,8 @@ EXPORT_SYMBOL(blk_run_queue);
**/
static void blk_release_queue(struct kobject *kobj)
{
request_queue_t *q = container_of(kobj, struct request_queue, kobj);
struct request_queue *q =
container_of(kobj, struct request_queue, kobj);
struct request_list *rl = &q->rq;
blk_sync_queue(q);
@ -1778,13 +1783,13 @@ static void blk_release_queue(struct kobject *kobj)
kmem_cache_free(requestq_cachep, q);
}
void blk_put_queue(request_queue_t *q)
void blk_put_queue(struct request_queue *q)
{
kobject_put(&q->kobj);
}
EXPORT_SYMBOL(blk_put_queue);
void blk_cleanup_queue(request_queue_t * q)
void blk_cleanup_queue(struct request_queue * q)
{
mutex_lock(&q->sysfs_lock);
set_bit(QUEUE_FLAG_DEAD, &q->queue_flags);
@ -1798,7 +1803,7 @@ void blk_cleanup_queue(request_queue_t * q)
EXPORT_SYMBOL(blk_cleanup_queue);
static int blk_init_free_list(request_queue_t *q)
static int blk_init_free_list(struct request_queue *q)
{
struct request_list *rl = &q->rq;
@ -1817,7 +1822,7 @@ static int blk_init_free_list(request_queue_t *q)
return 0;
}
request_queue_t *blk_alloc_queue(gfp_t gfp_mask)
struct request_queue *blk_alloc_queue(gfp_t gfp_mask)
{
return blk_alloc_queue_node(gfp_mask, -1);
}
@ -1825,9 +1830,9 @@ EXPORT_SYMBOL(blk_alloc_queue);
static struct kobj_type queue_ktype;
request_queue_t *blk_alloc_queue_node(gfp_t gfp_mask, int node_id)
struct request_queue *blk_alloc_queue_node(gfp_t gfp_mask, int node_id)
{
request_queue_t *q;
struct request_queue *q;
q = kmem_cache_alloc_node(requestq_cachep,
gfp_mask | __GFP_ZERO, node_id);
@ -1882,16 +1887,16 @@ EXPORT_SYMBOL(blk_alloc_queue_node);
* when the block device is deactivated (such as at module unload).
**/
request_queue_t *blk_init_queue(request_fn_proc *rfn, spinlock_t *lock)
struct request_queue *blk_init_queue(request_fn_proc *rfn, spinlock_t *lock)
{
return blk_init_queue_node(rfn, lock, -1);
}
EXPORT_SYMBOL(blk_init_queue);
request_queue_t *
struct request_queue *
blk_init_queue_node(request_fn_proc *rfn, spinlock_t *lock, int node_id)
{
request_queue_t *q = blk_alloc_queue_node(GFP_KERNEL, node_id);
struct request_queue *q = blk_alloc_queue_node(GFP_KERNEL, node_id);
if (!q)
return NULL;
@ -1940,7 +1945,7 @@ blk_init_queue_node(request_fn_proc *rfn, spinlock_t *lock, int node_id)
}
EXPORT_SYMBOL(blk_init_queue_node);
int blk_get_queue(request_queue_t *q)
int blk_get_queue(struct request_queue *q)
{
if (likely(!test_bit(QUEUE_FLAG_DEAD, &q->queue_flags))) {
kobject_get(&q->kobj);
@ -1952,7 +1957,7 @@ int blk_get_queue(request_queue_t *q)
EXPORT_SYMBOL(blk_get_queue);
static inline void blk_free_request(request_queue_t *q, struct request *rq)
static inline void blk_free_request(struct request_queue *q, struct request *rq)
{
if (rq->cmd_flags & REQ_ELVPRIV)
elv_put_request(q, rq);
@ -1960,7 +1965,7 @@ static inline void blk_free_request(request_queue_t *q, struct request *rq)
}
static struct request *
blk_alloc_request(request_queue_t *q, int rw, int priv, gfp_t gfp_mask)
blk_alloc_request(struct request_queue *q, int rw, int priv, gfp_t gfp_mask)
{
struct request *rq = mempool_alloc(q->rq.rq_pool, gfp_mask);
@ -1988,7 +1993,7 @@ blk_alloc_request(request_queue_t *q, int rw, int priv, gfp_t gfp_mask)
* ioc_batching returns true if the ioc is a valid batching request and
* should be given priority access to a request.
*/
static inline int ioc_batching(request_queue_t *q, struct io_context *ioc)
static inline int ioc_batching(struct request_queue *q, struct io_context *ioc)
{
if (!ioc)
return 0;
@ -2009,7 +2014,7 @@ static inline int ioc_batching(request_queue_t *q, struct io_context *ioc)
* is the behaviour we want though - once it gets a wakeup it should be given
* a nice run.
*/
static void ioc_set_batching(request_queue_t *q, struct io_context *ioc)
static void ioc_set_batching(struct request_queue *q, struct io_context *ioc)
{
if (!ioc || ioc_batching(q, ioc))
return;
@ -2018,7 +2023,7 @@ static void ioc_set_batching(request_queue_t *q, struct io_context *ioc)
ioc->last_waited = jiffies;
}
static void __freed_request(request_queue_t *q, int rw)
static void __freed_request(struct request_queue *q, int rw)
{
struct request_list *rl = &q->rq;
@ -2037,7 +2042,7 @@ static void __freed_request(request_queue_t *q, int rw)
* A request has just been released. Account for it, update the full and
* congestion status, wake up any waiters. Called under q->queue_lock.
*/
static void freed_request(request_queue_t *q, int rw, int priv)
static void freed_request(struct request_queue *q, int rw, int priv)
{
struct request_list *rl = &q->rq;
@ -2057,7 +2062,7 @@ static void freed_request(request_queue_t *q, int rw, int priv)
* Returns NULL on failure, with queue_lock held.
* Returns !NULL on success, with queue_lock *not held*.
*/
static struct request *get_request(request_queue_t *q, int rw_flags,
static struct request *get_request(struct request_queue *q, int rw_flags,
struct bio *bio, gfp_t gfp_mask)
{
struct request *rq = NULL;
@ -2162,7 +2167,7 @@ out:
*
* Called with q->queue_lock held, and returns with it unlocked.
*/
static struct request *get_request_wait(request_queue_t *q, int rw_flags,
static struct request *get_request_wait(struct request_queue *q, int rw_flags,
struct bio *bio)
{
const int rw = rw_flags & 0x01;
@ -2204,7 +2209,7 @@ static struct request *get_request_wait(request_queue_t *q, int rw_flags,
return rq;
}
struct request *blk_get_request(request_queue_t *q, int rw, gfp_t gfp_mask)
struct request *blk_get_request(struct request_queue *q, int rw, gfp_t gfp_mask)
{
struct request *rq;
@ -2234,7 +2239,7 @@ EXPORT_SYMBOL(blk_get_request);
*
* The queue lock must be held with interrupts disabled.
*/
void blk_start_queueing(request_queue_t *q)
void blk_start_queueing(struct request_queue *q)
{
if (!blk_queue_plugged(q))
q->request_fn(q);
@ -2253,7 +2258,7 @@ EXPORT_SYMBOL(blk_start_queueing);
* more, when that condition happens we need to put the request back
* on the queue. Must be called with queue lock held.
*/
void blk_requeue_request(request_queue_t *q, struct request *rq)
void blk_requeue_request(struct request_queue *q, struct request *rq)
{
blk_add_trace_rq(q, rq, BLK_TA_REQUEUE);
@ -2284,7 +2289,7 @@ EXPORT_SYMBOL(blk_requeue_request);
* of the queue for things like a QUEUE_FULL message from a device, or a
* host that is unable to accept a particular command.
*/
void blk_insert_request(request_queue_t *q, struct request *rq,
void blk_insert_request(struct request_queue *q, struct request *rq,
int at_head, void *data)
{
int where = at_head ? ELEVATOR_INSERT_FRONT : ELEVATOR_INSERT_BACK;
@ -2330,7 +2335,7 @@ static int __blk_rq_unmap_user(struct bio *bio)
return ret;
}
static int __blk_rq_map_user(request_queue_t *q, struct request *rq,
static int __blk_rq_map_user(struct request_queue *q, struct request *rq,
void __user *ubuf, unsigned int len)
{
unsigned long uaddr;
@ -2403,8 +2408,8 @@ unmap_bio:
* original bio must be passed back in to blk_rq_unmap_user() for proper
* unmapping.
*/
int blk_rq_map_user(request_queue_t *q, struct request *rq, void __user *ubuf,
unsigned long len)
int blk_rq_map_user(struct request_queue *q, struct request *rq,
void __user *ubuf, unsigned long len)
{
unsigned long bytes_read = 0;
struct bio *bio = NULL;
@ -2470,7 +2475,7 @@ EXPORT_SYMBOL(blk_rq_map_user);
* original bio must be passed back in to blk_rq_unmap_user() for proper
* unmapping.
*/
int blk_rq_map_user_iov(request_queue_t *q, struct request *rq,
int blk_rq_map_user_iov(struct request_queue *q, struct request *rq,
struct sg_iovec *iov, int iov_count, unsigned int len)
{
struct bio *bio;
@ -2540,7 +2545,7 @@ EXPORT_SYMBOL(blk_rq_unmap_user);
* @len: length of user data
* @gfp_mask: memory allocation flags
*/
int blk_rq_map_kern(request_queue_t *q, struct request *rq, void *kbuf,
int blk_rq_map_kern(struct request_queue *q, struct request *rq, void *kbuf,
unsigned int len, gfp_t gfp_mask)
{
struct bio *bio;
@ -2577,7 +2582,7 @@ EXPORT_SYMBOL(blk_rq_map_kern);
* Insert a fully prepared request at the back of the io scheduler queue
* for execution. Don't wait for completion.
*/
void blk_execute_rq_nowait(request_queue_t *q, struct gendisk *bd_disk,
void blk_execute_rq_nowait(struct request_queue *q, struct gendisk *bd_disk,
struct request *rq, int at_head,
rq_end_io_fn *done)
{
@ -2605,7 +2610,7 @@ EXPORT_SYMBOL_GPL(blk_execute_rq_nowait);
* Insert a fully prepared request at the back of the io scheduler queue
* for execution and wait for completion.
*/
int blk_execute_rq(request_queue_t *q, struct gendisk *bd_disk,
int blk_execute_rq(struct request_queue *q, struct gendisk *bd_disk,
struct request *rq, int at_head)
{
DECLARE_COMPLETION_ONSTACK(wait);
@ -2648,7 +2653,7 @@ EXPORT_SYMBOL(blk_execute_rq);
*/
int blkdev_issue_flush(struct block_device *bdev, sector_t *error_sector)
{
request_queue_t *q;
struct request_queue *q;
if (bdev->bd_disk == NULL)
return -ENXIO;
@ -2684,7 +2689,7 @@ static void drive_stat_acct(struct request *rq, int nr_sectors, int new_io)
* queue lock is held and interrupts disabled, as we muck with the
* request queue list.
*/
static inline void add_request(request_queue_t * q, struct request * req)
static inline void add_request(struct request_queue * q, struct request * req)
{
drive_stat_acct(req, req->nr_sectors, 1);
@ -2730,7 +2735,7 @@ EXPORT_SYMBOL_GPL(disk_round_stats);
/*
* queue lock must be held
*/
void __blk_put_request(request_queue_t *q, struct request *req)
void __blk_put_request(struct request_queue *q, struct request *req)
{
if (unlikely(!q))
return;
@ -2760,7 +2765,7 @@ EXPORT_SYMBOL_GPL(__blk_put_request);
void blk_put_request(struct request *req)
{
unsigned long flags;
request_queue_t *q = req->q;
struct request_queue *q = req->q;
/*
* Gee, IDE calls in w/ NULL q. Fix IDE and remove the
@ -2798,7 +2803,7 @@ EXPORT_SYMBOL(blk_end_sync_rq);
/*
* Has to be called with the request spinlock acquired
*/
static int attempt_merge(request_queue_t *q, struct request *req,
static int attempt_merge(struct request_queue *q, struct request *req,
struct request *next)
{
if (!rq_mergeable(req) || !rq_mergeable(next))
@ -2851,7 +2856,8 @@ static int attempt_merge(request_queue_t *q, struct request *req,
return 1;
}
static inline int attempt_back_merge(request_queue_t *q, struct request *rq)
static inline int attempt_back_merge(struct request_queue *q,
struct request *rq)
{
struct request *next = elv_latter_request(q, rq);
@ -2861,7 +2867,8 @@ static inline int attempt_back_merge(request_queue_t *q, struct request *rq)
return 0;
}
static inline int attempt_front_merge(request_queue_t *q, struct request *rq)
static inline int attempt_front_merge(struct request_queue *q,
struct request *rq)
{
struct request *prev = elv_former_request(q, rq);
@ -2905,7 +2912,7 @@ static void init_request_from_bio(struct request *req, struct bio *bio)
req->start_time = jiffies;
}
static int __make_request(request_queue_t *q, struct bio *bio)
static int __make_request(struct request_queue *q, struct bio *bio)
{
struct request *req;
int el_ret, nr_sectors, barrier, err;
@ -3119,7 +3126,7 @@ static inline int should_fail_request(struct bio *bio)
*/
static inline void __generic_make_request(struct bio *bio)
{
request_queue_t *q;
struct request_queue *q;
sector_t maxsector;
sector_t old_sector;
int ret, nr_sectors = bio_sectors(bio);
@ -3312,7 +3319,7 @@ static void blk_recalc_rq_segments(struct request *rq)
struct bio *bio, *prevbio = NULL;
int nr_phys_segs, nr_hw_segs;
unsigned int phys_size, hw_size;
request_queue_t *q = rq->q;
struct request_queue *q = rq->q;
if (!rq->bio)
return;
@ -3658,7 +3665,8 @@ void end_request(struct request *req, int uptodate)
EXPORT_SYMBOL(end_request);
void blk_rq_bio_prep(request_queue_t *q, struct request *rq, struct bio *bio)
void blk_rq_bio_prep(struct request_queue *q, struct request *rq,
struct bio *bio)
{
/* first two bits are identical in rq->cmd_flags and bio->bi_rw */
rq->cmd_flags |= (bio->bi_rw & 3);
@ -3701,7 +3709,7 @@ int __init blk_dev_init(void)
sizeof(struct request), 0, SLAB_PANIC, NULL);
requestq_cachep = kmem_cache_create("blkdev_queue",
sizeof(request_queue_t), 0, SLAB_PANIC, NULL);
sizeof(struct request_queue), 0, SLAB_PANIC, NULL);
iocontext_cachep = kmem_cache_create("blkdev_ioc",
sizeof(struct io_context), 0, SLAB_PANIC, NULL);
@ -4021,7 +4029,8 @@ static ssize_t
queue_attr_show(struct kobject *kobj, struct attribute *attr, char *page)
{
struct queue_sysfs_entry *entry = to_queue(attr);
request_queue_t *q = container_of(kobj, struct request_queue, kobj);
struct request_queue *q =
container_of(kobj, struct request_queue, kobj);
ssize_t res;
if (!entry->show)
@ -4041,7 +4050,7 @@ queue_attr_store(struct kobject *kobj, struct attribute *attr,
const char *page, size_t length)
{
struct queue_sysfs_entry *entry = to_queue(attr);
request_queue_t *q = container_of(kobj, struct request_queue, kobj);
struct request_queue *q = container_of(kobj, struct request_queue, kobj);
ssize_t res;
@ -4072,7 +4081,7 @@ int blk_register_queue(struct gendisk *disk)
{
int ret;
request_queue_t *q = disk->queue;
struct request_queue *q = disk->queue;
if (!q || !q->request_fn)
return -ENXIO;
@ -4097,7 +4106,7 @@ int blk_register_queue(struct gendisk *disk)
void blk_unregister_queue(struct gendisk *disk)
{
request_queue_t *q = disk->queue;
struct request_queue *q = disk->queue;
if (q && q->request_fn) {
elv_unregister_queue(q);

14
block/noop-iosched.c
View file

@ -11,13 +11,13 @@ struct noop_data {
struct list_head queue;
};
static void noop_merged_requests(request_queue_t *q, struct request *rq,
static void noop_merged_requests(struct request_queue *q, struct request *rq,
struct request *next)
{
list_del_init(&next->queuelist);
}
static int noop_dispatch(request_queue_t *q, int force)
static int noop_dispatch(struct request_queue *q, int force)
{
struct noop_data *nd = q->elevator->elevator_data;
@ -31,14 +31,14 @@ static int noop_dispatch(request_queue_t *q, int force)
return 0;
}
static void noop_add_request(request_queue_t *q, struct request *rq)
static void noop_add_request(struct request_queue *q, struct request *rq)
{
struct noop_data *nd = q->elevator->elevator_data;
list_add_tail(&rq->queuelist, &nd->queue);
}
static int noop_queue_empty(request_queue_t *q)
static int noop_queue_empty(struct request_queue *q)
{
struct noop_data *nd = q->elevator->elevator_data;
@ -46,7 +46,7 @@ static int noop_queue_empty(request_queue_t *q)
}
static struct request *
noop_former_request(request_queue_t *q, struct request *rq)
noop_former_request(struct request_queue *q, struct request *rq)
{
struct noop_data *nd = q->elevator->elevator_data;
@ -56,7 +56,7 @@ noop_former_request(request_queue_t *q, struct request *rq)
}
static struct request *
noop_latter_request(request_queue_t *q, struct request *rq)
noop_latter_request(struct request_queue *q, struct request *rq)
{
struct noop_data *nd = q->elevator->elevator_data;
@ -65,7 +65,7 @@ noop_latter_request(request_queue_t *q, struct request *rq)
return list_entry(rq->queuelist.next, struct request, queuelist);
}
static void *noop_init_queue(request_queue_t *q)
static void *noop_init_queue(struct request_queue *q)
{
struct noop_data *nd;

24
block/scsi_ioctl.c
View file

@ -49,22 +49,22 @@ static int sg_get_version(int __user *p)
return put_user(sg_version_num, p);
}
static int scsi_get_idlun(request_queue_t *q, int __user *p)
static int scsi_get_idlun(struct request_queue *q, int __user *p)
{
return put_user(0, p);
}
static int scsi_get_bus(request_queue_t *q, int __user *p)
static int scsi_get_bus(struct request_queue *q, int __user *p)
{
return put_user(0, p);
}
static int sg_get_timeout(request_queue_t *q)
static int sg_get_timeout(struct request_queue *q)
{
return q->sg_timeout / (HZ / USER_HZ);
}
static int sg_set_timeout(request_queue_t *q, int __user *p)
static int sg_set_timeout(struct request_queue *q, int __user *p)
{
int timeout, err = get_user(timeout, p);
@ -74,14 +74,14 @@ static int sg_set_timeout(request_queue_t *q, int __user *p)
return err;
}
static int sg_get_reserved_size(request_queue_t *q, int __user *p)
static int sg_get_reserved_size(struct request_queue *q, int __user *p)
{
unsigned val = min(q->sg_reserved_size, q->max_sectors << 9);
return put_user(val, p);
}
static int sg_set_reserved_size(request_queue_t *q, int __user *p)
static int sg_set_reserved_size(struct request_queue *q, int __user *p)
{
int size, err = get_user(size, p);
@ -101,7 +101,7 @@ static int sg_set_reserved_size(request_queue_t *q, int __user *p)
* will always return that we are ATAPI even for a real SCSI drive, I'm not
* so sure this is worth doing anything about (why would you care??)
*/
static int sg_emulated_host(request_queue_t *q, int __user *p)
static int sg_emulated_host(struct request_queue *q, int __user *p)
{
return put_user(1, p);
}
@ -214,7 +214,7 @@ int blk_verify_command(unsigned char *cmd, int has_write_perm)
}
EXPORT_SYMBOL_GPL(blk_verify_command);
static int blk_fill_sghdr_rq(request_queue_t *q, struct request *rq,
static int blk_fill_sghdr_rq(struct request_queue *q, struct request *rq,
struct sg_io_hdr *hdr, int has_write_perm)
{
memset(rq->cmd, 0, BLK_MAX_CDB); /* ATAPI hates garbage after CDB */
@ -286,7 +286,7 @@ static int blk_complete_sghdr_rq(struct request *rq, struct sg_io_hdr *hdr,
return r;
}
static int sg_io(struct file *file, request_queue_t *q,
static int sg_io(struct file *file, struct request_queue *q,
struct gendisk *bd_disk, struct sg_io_hdr *hdr)
{
unsigned long start_time;
@ -519,7 +519,8 @@ error:
EXPORT_SYMBOL_GPL(sg_scsi_ioctl);
/* Send basic block requests */
static int __blk_send_generic(request_queue_t *q, struct gendisk *bd_disk, int cmd, int data)
static int __blk_send_generic(struct request_queue *q, struct gendisk *bd_disk,
int cmd, int data)
{
struct request *rq;
int err;
@ -539,7 +540,8 @@ static int __blk_send_generic(request_queue_t *q, struct gendisk *bd_disk, int c
return err;
}
static inline int blk_send_start_stop(request_queue_t *q, struct gendisk *bd_disk, int data)
static inline int blk_send_start_stop(struct request_queue *q,
struct gendisk *bd_disk, int data)
{
return __blk_send_generic(q, bd_disk, GPCMD_START_STOP_UNIT, data);
}

4
drivers/acorn/block/fd1772.c
View file

@ -372,7 +372,7 @@ static int fd_test_drive_present(int drive);
static void config_types(void);
static int floppy_open(struct inode *inode, struct file *filp);
static int floppy_release(struct inode *inode, struct file *filp);
static void do_fd_request(request_queue_t *);
static void do_fd_request(struct request_queue *);
/************************* End of Prototypes **************************/
@ -1271,7 +1271,7 @@ static void fd1772_checkint(void)
}
}
static void do_fd_request(request_queue_t* q)
static void do_fd_request(struct request_queue* q)
{
unsigned long flags;

2
drivers/acorn/block/mfmhd.c
View file

@ -924,7 +924,7 @@ static void mfm_request(void)
DBG("mfm_request: Dropping out bottom\n");
}
static void do_mfm_request(request_queue_t *q)
static void do_mfm_request(struct request_queue *q)
{
DBG("do_mfm_request: about to mfm_request\n");
mfm_request();

2
drivers/ata/libata-scsi.c
View file

@ -768,7 +768,7 @@ static void ata_scsi_dev_config(struct scsi_device *sdev,
* Decrement max hw segments accordingly.
*/
if (dev->class == ATA_DEV_ATAPI) {
request_queue_t *q = sdev->request_queue;
struct request_queue *q = sdev->request_queue;
blk_queue_max_hw_segments(q, q->max_hw_segments - 1);
}

2
drivers/block/amiflop.c
View file

@ -1422,7 +1422,7 @@ static void redo_fd_request(void)
goto repeat;
}
static void do_fd_request(request_queue_t * q)
static void do_fd_request(struct request_queue * q)
{
redo_fd_request();
}

2
drivers/block/aoe/aoe.h
View file

@ -138,7 +138,7 @@ struct aoedev {
u16 maxbcnt;
struct work_struct work;/* disk create work struct */
struct gendisk *gd;
request_queue_t blkq;
struct request_queue blkq;
struct hd_geometry geo;
sector_t ssize;
struct timer_list timer;

2
drivers/block/aoe/aoeblk.c
View file

@ -125,7 +125,7 @@ aoeblk_release(struct inode *inode, struct file *filp)
}
static int
aoeblk_make_request(request_queue_t *q, struct bio *bio)
aoeblk_make_request(struct request_queue *q, struct bio *bio)
{
struct aoedev *d;
struct buf *buf;

2
drivers/block/ataflop.c
View file

@ -1466,7 +1466,7 @@ repeat:
}
void do_fd_request(request_queue_t * q)
void do_fd_request(struct request_queue * q)
{
unsigned long flags;

10
drivers/block/cciss.c
View file

@ -139,7 +139,7 @@ static struct board_type products[] = {
static ctlr_info_t *hba[MAX_CTLR];
static void do_cciss_request(request_queue_t *q);
static void do_cciss_request(struct request_queue *q);
static irqreturn_t do_cciss_intr(int irq, void *dev_id);
static int cciss_open(struct inode *inode, struct file *filep);
static int cciss_release(struct inode *inode, struct file *filep);
@ -1584,7 +1584,7 @@ static int deregister_disk(struct gendisk *disk, drive_info_struct *drv,
*/
if (h->gendisk[0] != disk) {
if (disk) {
request_queue_t *q = disk->queue;
struct request_queue *q = disk->queue;
if (disk->flags & GENHD_FL_UP)
del_gendisk(disk);
if (q) {
@ -2511,7 +2511,7 @@ after_error_processing:
/*
* Get a request and submit it to the controller.
*/
static void do_cciss_request(request_queue_t *q)
static void do_cciss_request(struct request_queue *q)
{
ctlr_info_t *h = q->queuedata;
CommandList_struct *c;
@ -3380,7 +3380,7 @@ static int __devinit cciss_init_one(struct pci_dev *pdev,
do {
drive_info_struct *drv = &(hba[i]->drv[j]);
struct gendisk *disk = hba[i]->gendisk[j];
request_queue_t *q;
struct request_queue *q;
/* Check if the disk was allocated already */
if (!disk){
@ -3523,7 +3523,7 @@ static void __devexit cciss_remove_one(struct pci_dev *pdev)
for (j = 0; j < CISS_MAX_LUN; j++) {
struct gendisk *disk = hba[i]->gendisk[j];
if (disk) {
request_queue_t *q = disk->queue;
struct request_queue *q = disk->queue;
if (disk->flags & GENHD_FL_UP)
del_gendisk(disk);

6
drivers/block/cpqarray.c
View file

@ -161,7 +161,7 @@ static int ida_ioctl(struct inode *inode, struct file *filep, unsigned int cmd,
static int ida_getgeo(struct block_device *bdev, struct hd_geometry *geo);
static int ida_ctlr_ioctl(ctlr_info_t *h, int dsk, ida_ioctl_t *io);
static void do_ida_request(request_queue_t *q);
static void do_ida_request(struct request_queue *q);
static void start_io(ctlr_info_t *h);
static inline void addQ(cmdlist_t **Qptr, cmdlist_t *c);
@ -391,7 +391,7 @@ static void __devexit cpqarray_remove_one_eisa (int i)
/* pdev is NULL for eisa */
static int __init cpqarray_register_ctlr( int i, struct pci_dev *pdev)
{
request_queue_t *q;
struct request_queue *q;
int j;
/*
@ -886,7 +886,7 @@ static inline cmdlist_t *removeQ(cmdlist_t **Qptr, cmdlist_t *c)
* are in here (either via the dummy do_ida_request functions or by being
* called from the interrupt handler
*/
static void do_ida_request(request_queue_t *q)
static void do_ida_request(struct request_queue *q)
{
ctlr_info_t *h = q->queuedata;
cmdlist_t *c;

4
drivers/block/floppy.c
View file

@ -251,7 +251,7 @@ static int irqdma_allocated;
static struct request *current_req;
static struct request_queue *floppy_queue;
static void do_fd_request(request_queue_t * q);
static void do_fd_request(struct request_queue * q);
#ifndef fd_get_dma_residue
#define fd_get_dma_residue() get_dma_residue(FLOPPY_DMA)
@ -2981,7 +2981,7 @@ static void process_fd_request(void)
schedule_bh(redo_fd_request);
}
static void do_fd_request(request_queue_t * q)
static void do_fd_request(struct request_queue * q)
{
if (max_buffer_sectors == 0) {
printk("VFS: do_fd_request called on non-open device\n");

2
drivers/block/lguest_blk.c
View file

@ -137,7 +137,7 @@ static void do_read(struct blockdev *bd, struct request *req)
lguest_send_dma(bd->phys_addr, &ping);
}
static void do_lgb_request(request_queue_t *q)
static void do_lgb_request(struct request_queue *q)
{
struct blockdev *bd;
struct request *req;

4
drivers/block/loop.c
View file

@ -529,7 +529,7 @@ static struct bio *loop_get_bio(struct loop_device *lo)
return bio;
}
static int loop_make_request(request_queue_t *q, struct bio *old_bio)
static int loop_make_request(struct request_queue *q, struct bio *old_bio)
{
struct loop_device *lo = q->queuedata;
int rw = bio_rw(old_bio);
@ -558,7 +558,7 @@ out:
/*
* kick off io on the underlying address space
*/
static void loop_unplug(request_queue_t *q)
static void loop_unplug(struct request_queue *q)
{
struct loop_device *lo = q->queuedata;

4
drivers/block/nbd.c
View file

@ -100,7 +100,7 @@ static const char *nbdcmd_to_ascii(int cmd)
static void nbd_end_request(struct request *req)
{
int uptodate = (req->errors == 0) ? 1 : 0;
request_queue_t *q = req->q;
struct request_queue *q = req->q;
unsigned long flags;
dprintk(DBG_BLKDEV, "%s: request %p: %s\n", req->rq_disk->disk_name,
@ -410,7 +410,7 @@ static void nbd_clear_que(struct nbd_device *lo)
* { printk( "Warning: Ignoring result!\n"); nbd_end_request( req ); }
*/
static void do_nbd_request(request_queue_t * q)
static void do_nbd_request(struct request_queue * q)
{
struct request *req;

4
drivers/block/paride/pcd.c
View file

@ -183,7 +183,7 @@ static int pcd_packet(struct cdrom_device_info *cdi,
static int pcd_detect(void);
static void pcd_probe_capabilities(void);
static void do_pcd_read_drq(void);
static void do_pcd_request(request_queue_t * q);
static void do_pcd_request(struct request_queue * q);
static void do_pcd_read(void);
struct pcd_unit {
@ -713,7 +713,7 @@ static int pcd_detect(void)
/* I/O request processing */
static struct request_queue *pcd_queue;
static void do_pcd_request(request_queue_t * q)
static void do_pcd_request(struct request_queue * q)
{
if (pcd_busy)
return;

2
drivers/block/paride/pd.c
View file

@ -698,7 +698,7 @@ static enum action pd_identify(struct pd_unit *disk)
/* end of io request engine */
static void do_pd_request(request_queue_t * q)
static void do_pd_request(struct request_queue * q)
{
if (pd_req)
return;

4
drivers/block/paride/pf.c
View file

@ -202,7 +202,7 @@ module_param_array(drive3, int, NULL, 0);
#define ATAPI_WRITE_10 0x2a
static int pf_open(struct inode *inode, struct file *file);
static void do_pf_request(request_queue_t * q);
static void do_pf_request(struct request_queue * q);
static int pf_ioctl(struct inode *inode, struct file *file,
unsigned int cmd, unsigned long arg);
static int pf_getgeo(struct block_device *bdev, struct hd_geometry *geo);
@ -760,7 +760,7 @@ static void pf_end_request(int uptodate)
}
}
static void do_pf_request(request_queue_t * q)
static void do_pf_request(struct request_queue * q)
{
if (pf_busy)
return;

12
drivers/block/pktcdvd.c
View file

@ -752,7 +752,7 @@ static inline struct bio *pkt_get_list_first(struct bio **list_head, struct bio
*/
static int pkt_generic_packet(struct pktcdvd_device *pd, struct packet_command *cgc)
{
request_queue_t *q = bdev_get_queue(pd->bdev);
struct request_queue *q = bdev_get_queue(pd->bdev);
struct request *rq;
int ret = 0;
@ -979,7 +979,7 @@ static void pkt_iosched_process_queue(struct pktcdvd_device *pd)
* Special care is needed if the underlying block device has a small
* max_phys_segments value.
*/
static int pkt_set_segment_merging(struct pktcdvd_device *pd, request_queue_t *q)
static int pkt_set_segment_merging(struct pktcdvd_device *pd, struct request_queue *q)
{
if ((pd->settings.size << 9) / CD_FRAMESIZE <= q->max_phys_segments) {
/*
@ -2314,7 +2314,7 @@ static int pkt_open_dev(struct pktcdvd_device *pd, int write)
{
int ret;
long lba;
request_queue_t *q;
struct request_queue *q;
/*
* We need to re-open the cdrom device without O_NONBLOCK to be able
@ -2477,7 +2477,7 @@ static int pkt_end_io_read_cloned(struct bio *bio, unsigned int bytes_done, int
return 0;
}
static int pkt_make_request(request_queue_t *q, struct bio *bio)
static int pkt_make_request(struct request_queue *q, struct bio *bio)
{
struct pktcdvd_device *pd;
char b[BDEVNAME_SIZE];
@ -2626,7 +2626,7 @@ end_io:
static int pkt_merge_bvec(request_queue_t *q, struct bio *bio, struct bio_vec *bvec)
static int pkt_merge_bvec(struct request_queue *q, struct bio *bio, struct bio_vec *bvec)
{
struct pktcdvd_device *pd = q->queuedata;
sector_t zone = ZONE(bio->bi_sector, pd);
@ -2647,7 +2647,7 @@ static int pkt_merge_bvec(request_queue_t *q, struct bio *bio, struct bio_vec *b
static void pkt_init_queue(struct pktcdvd_device *pd)
{
request_queue_t *q = pd->disk->queue;
struct request_queue *q = pd->disk->queue;
blk_queue_make_request(q, pkt_make_request);
blk_queue_hardsect_size(q, CD_FRAMESIZE);

4
drivers/block/ps2esdi.c
View file

@ -64,7 +64,7 @@ static void reset_ctrl(void);
static int ps2esdi_geninit(void);
static void do_ps2esdi_request(request_queue_t * q);
static void do_ps2esdi_request(struct request_queue * q);
static void ps2esdi_readwrite(int cmd, struct request *req);
@ -473,7 +473,7 @@ static void __init ps2esdi_get_device_cfg(void)
}
/* strategy routine that handles most of the IO requests */
static void do_ps2esdi_request(request_queue_t * q)
static void do_ps2esdi_request(struct request_queue * q)
{
struct request *req;
/* since, this routine is called with interrupts cleared - they

8
drivers/block/ps3disk.c
View file

@ -190,7 +190,7 @@ static int ps3disk_submit_flush_request(struct ps3_storage_device *dev,
}
static void ps3disk_do_request(struct ps3_storage_device *dev,
request_queue_t *q)
struct request_queue *q)
{
struct request *req;
@ -211,7 +211,7 @@ static void ps3disk_do_request(struct ps3_storage_device *dev,
}
}
static void ps3disk_request(request_queue_t *q)
static void ps3disk_request(struct request_queue *q)
{
struct ps3_storage_device *dev = q->queuedata;
struct ps3disk_private *priv = dev->sbd.core.driver_data;
@ -404,7 +404,7 @@ static int ps3disk_identify(struct ps3_storage_device *dev)
return 0;
}
static void ps3disk_prepare_flush(request_queue_t *q, struct request *req)
static void ps3disk_prepare_flush(struct request_queue *q, struct request *req)
{
struct ps3_storage_device *dev = q->queuedata;
@ -414,7 +414,7 @@ static void ps3disk_prepare_flush(request_queue_t *q, struct request *req)
req->cmd_type = REQ_TYPE_FLUSH;
}
static int ps3disk_issue_flush(request_queue_t *q, struct gendisk *gendisk,
static int ps3disk_issue_flush(struct request_queue *q, struct gendisk *gendisk,
sector_t *sector)
{
struct ps3_storage_device *dev = q->queuedata;

2
drivers/block/rd.c
View file

@ -264,7 +264,7 @@ static int rd_blkdev_pagecache_IO(int rw, struct bio_vec *vec, sector_t sector,
* 19-JAN-1998 Richard Gooch <rgooch@atnf.csiro.au> Added devfs support
*
*/
static int rd_make_request(request_queue_t *q, struct bio *bio)
static int rd_make_request(struct request_queue *q, struct bio *bio)
{
struct block_device *bdev = bio->bi_bdev;
struct address_space * mapping = bdev->bd_inode->i_mapping;

2
drivers/block/sunvdc.c
View file

@ -444,7 +444,7 @@ out:
return err;
}
static void do_vdc_request(request_queue_t *q)
static void do_vdc_request(struct request_queue *q)
{
while (1) {
struct request *req = elv_next_request(q);

4
drivers/block/swim3.c
View file

@ -225,7 +225,7 @@ static unsigned short write_postamble[] = {
static void swim3_select(struct floppy_state *fs, int sel);
static void swim3_action(struct floppy_state *fs, int action);
static int swim3_readbit(struct floppy_state *fs, int bit);
static void do_fd_request(request_queue_t * q);
static void do_fd_request(struct request_queue * q);
static void start_request(struct floppy_state *fs);
static void set_timeout(struct floppy_state *fs, int nticks,
void (*proc)(unsigned long));
@ -290,7 +290,7 @@ static int swim3_readbit(struct floppy_state *fs, int bit)
return (stat & DATA) == 0;
}
static void do_fd_request(request_queue_t * q)
static void do_fd_request(struct request_queue * q)
{
int i;
for(i=0;i<floppy_count;i++)

20
drivers/block/sx8.c
View file

@ -278,7 +278,7 @@ struct carm_host {
unsigned int state;
u32 fw_ver;
request_queue_t *oob_q;
struct request_queue *oob_q;
unsigned int n_oob;
unsigned int hw_sg_used;
@ -287,7 +287,7 @@ struct carm_host {
unsigned int wait_q_prod;
unsigned int wait_q_cons;
request_queue_t *wait_q[CARM_MAX_WAIT_Q];
struct request_queue *wait_q[CARM_MAX_WAIT_Q];
unsigned int n_msgs;
u64 msg_alloc;
@ -756,7 +756,7 @@ static inline void carm_end_request_queued(struct carm_host *host,
assert(rc == 0);
}
static inline void carm_push_q (struct carm_host *host, request_queue_t *q)
static inline void carm_push_q (struct carm_host *host, struct request_queue *q)
{
unsigned int idx = host->wait_q_prod % CARM_MAX_WAIT_Q;
@ -768,7 +768,7 @@ static inline void carm_push_q (struct carm_host *host, request_queue_t *q)
BUG_ON(host->wait_q_prod == host->wait_q_cons); /* overrun */
}
static inline request_queue_t *carm_pop_q(struct carm_host *host)
static inline struct request_queue *carm_pop_q(struct carm_host *host)
{
unsigned int idx;
@ -783,7 +783,7 @@ static inline request_queue_t *carm_pop_q(struct carm_host *host)
static inline void carm_round_robin(struct carm_host *host)
{
request_queue_t *q = carm_pop_q(host);
struct request_queue *q = carm_pop_q(host);
if (q) {
blk_start_queue(q);
VPRINTK("STARTED QUEUE %p\n", q);
@ -802,7 +802,7 @@ static inline void carm_end_rq(struct carm_host *host, struct carm_request *crq,
}
}
static void carm_oob_rq_fn(request_queue_t *q)
static void carm_oob_rq_fn(struct request_queue *q)
{
struct carm_host *host = q->queuedata;
struct carm_request *crq;
@ -833,7 +833,7 @@ static void carm_oob_rq_fn(request_queue_t *q)
}
}
static void carm_rq_fn(request_queue_t *q)
static void carm_rq_fn(struct request_queue *q)
{
struct carm_port *port = q->queuedata;
struct carm_host *host = port->host;
@ -1494,7 +1494,7 @@ static int carm_init_disks(struct carm_host *host)
for (i = 0; i < CARM_MAX_PORTS; i++) {
struct gendisk *disk;
request_queue_t *q;
struct request_queue *q;
struct carm_port *port;
port = &host->port[i];
@ -1538,7 +1538,7 @@ static void carm_free_disks(struct carm_host *host)
for (i = 0; i < CARM_MAX_PORTS; i++) {
struct gendisk *disk = host->port[i].disk;
if (disk) {
request_queue_t *q = disk->queue;
struct request_queue *q = disk->queue;
if (disk->flags & GENHD_FL_UP)
del_gendisk(disk);
@ -1571,7 +1571,7 @@ static int carm_init_one (struct pci_dev *pdev, const struct pci_device_id *ent)
struct carm_host *host;
unsigned int pci_dac;
int rc;
request_queue_t *q;
struct request_queue *q;
unsigned int i;
if (!printed_version++)

6
drivers/block/ub.c
View file

@ -503,7 +503,7 @@ static void ub_cleanup(struct ub_dev *sc)
{
struct list_head *p;
struct ub_lun *lun;
request_queue_t *q;
struct request_queue *q;
while (!list_empty(&sc->luns)) {
p = sc->luns.next;
@ -619,7 +619,7 @@ static struct ub_scsi_cmd *ub_cmdq_pop(struct ub_dev *sc)
* The request function is our main entry point
*/
static void ub_request_fn(request_queue_t *q)
static void ub_request_fn(struct request_queue *q)
{
struct ub_lun *lun = q->queuedata;
struct request *rq;
@ -2273,7 +2273,7 @@ err_core:
static int ub_probe_lun(struct ub_dev *sc, int lnum)
{
struct ub_lun *lun;
request_queue_t *q;
struct request_queue *q;
struct gendisk *disk;
int rc;

6
drivers/block/umem.c
View file

@ -114,7 +114,7 @@ struct cardinfo {
*/
struct bio *bio, *currentbio, **biotail;
request_queue_t *queue;
struct request_queue *queue;
struct mm_page {
dma_addr_t page_dma;
@ -357,7 +357,7 @@ static inline void reset_page(struct mm_page *page)
page->biotail = & page->bio;
}
static void mm_unplug_device(request_queue_t *q)
static void mm_unplug_device(struct request_queue *q)
{
struct cardinfo *card = q->queuedata;
unsigned long flags;
@ -541,7 +541,7 @@ static void process_page(unsigned long data)
-- mm_make_request
-----------------------------------------------------------------------------------
*/
static int mm_make_request(request_queue_t *q, struct bio *bio)
static int mm_make_request(struct request_queue *q, struct bio *bio)
{
struct cardinfo *card = q->queuedata;
pr_debug("mm_make_request %llu %u\n",

2
drivers/block/viodasd.c
View file

@ -400,7 +400,7 @@ error_ret:
/*
* This is the external request processing routine
*/
static void do_viodasd_request(request_queue_t *q)
static void do_viodasd_request(struct request_queue *q)
{
struct request *req;

2
drivers/block/xd.c
View file

@ -298,7 +298,7 @@ static u_char __init xd_detect (u_char *controller, unsigned int *address)
}
/* do_xd_request: handle an incoming request */
static void do_xd_request (request_queue_t * q)
static void do_xd_request (struct request_queue * q)
{
struct request *req;

2
drivers/block/xd.h
View file

@ -104,7 +104,7 @@ static int xd_manual_geo_init (char *command);
static u_char xd_detect (u_char *controller, unsigned int *address);
static u_char xd_initdrives (void (*init_drive)(u_char drive));
static void do_xd_request (request_queue_t * q);
static void do_xd_request (struct request_queue * q);
static int xd_ioctl (struct inode *inode,struct file *file,unsigned int cmd,unsigned long arg);
static int xd_readwrite (u_char operation,XD_INFO *disk,char *buffer,u_int block,u_int count);
static void xd_recalibrate (u_char drive);

4
drivers/block/xen-blkfront.c
View file

@ -241,7 +241,7 @@ static inline void flush_requests(struct blkfront_info *info)
* do_blkif_request
* read a block; request is in a request queue
*/
static void do_blkif_request(request_queue_t *rq)
static void do_blkif_request(struct request_queue *rq)
{
struct blkfront_info *info = NULL;
struct request *req;
@ -287,7 +287,7 @@ wait:
static int xlvbd_init_blk_queue(struct gendisk *gd, u16 sector_size)
{
request_queue_t *rq;
struct request_queue *rq;
rq = blk_init_queue(do_blkif_request, &blkif_io_lock);
if (rq == NULL)

4
drivers/block/xsysace.c
View file

@ -458,7 +458,7 @@ static inline void ace_fsm_yieldirq(struct ace_device *ace)
}
/* Get the next read/write request; ending requests that we don't handle */
struct request *ace_get_next_request(request_queue_t * q)
struct request *ace_get_next_request(struct request_queue * q)
{
struct request *req;
@ -825,7 +825,7 @@ static irqreturn_t ace_interrupt(int irq, void *dev_id)
/* ---------------------------------------------------------------------
* Block ops
*/
static void ace_request(request_queue_t * q)
static void ace_request(struct request_queue * q)
{
struct request *req;
struct ace_device *ace;

2
drivers/block/z2ram.c
View file

@ -67,7 +67,7 @@ static DEFINE_SPINLOCK(z2ram_lock);
static struct block_device_operations z2_fops;
static struct gendisk *z2ram_gendisk;
static void do_z2_request(request_queue_t *q)
static void do_z2_request(struct request_queue *q)
{
struct request *req;
while ((req = elv_next_request(q)) != NULL) {

2
drivers/cdrom/cdrom.c
View file

@ -2094,7 +2094,7 @@ out:
static int cdrom_read_cdda_bpc(struct cdrom_device_info *cdi, __u8 __user *ubuf,
int lba, int nframes)
{
request_queue_t *q = cdi->disk->queue;
struct request_queue *q = cdi->disk->queue;
struct request *rq;
struct bio *bio;
unsigned int len;

2
drivers/cdrom/viocd.c
View file

@ -398,7 +398,7 @@ static void viocd_end_request(struct request *req, int uptodate)
static int rwreq;
static void do_viocd_request(request_queue_t *q)
static void do_viocd_request(struct request_queue *q)
{
struct request *req;

4
drivers/ide/ide-cd.c
View file

@ -3071,7 +3071,7 @@ static inline void ide_cdrom_add_settings(ide_drive_t *drive) { ; }
/*
* standard prep_rq_fn that builds 10 byte cmds
*/
static int ide_cdrom_prep_fs(request_queue_t *q, struct request *rq)
static int ide_cdrom_prep_fs(struct request_queue *q, struct request *rq)
{
int hard_sect = queue_hardsect_size(q);
long block = (long)rq->hard_sector / (hard_sect >> 9);
@ -3137,7 +3137,7 @@ static int ide_cdrom_prep_pc(struct request *rq)
return BLKPREP_OK;
}
static int ide_cdrom_prep_fn(request_queue_t *q, struct request *rq)
static int ide_cdrom_prep_fn(struct request_queue *q, struct request *rq)
{
if (blk_fs_request(rq))
return ide_cdrom_prep_fs(q, rq);

4
drivers/ide/ide-disk.c
View file

@ -679,7 +679,7 @@ static ide_proc_entry_t idedisk_proc[] = {
};
#endif /* CONFIG_IDE_PROC_FS */
static void idedisk_prepare_flush(request_queue_t *q, struct request *rq)
static void idedisk_prepare_flush(struct request_queue *q, struct request *rq)
{
ide_drive_t *drive = q->queuedata;
@ -697,7 +697,7 @@ static void idedisk_prepare_flush(request_queue_t *q, struct request *rq)
rq->buffer = rq->cmd;
}
static int idedisk_issue_flush(request_queue_t *q, struct gendisk *disk,
static int idedisk_issue_flush(struct request_queue *q, struct gendisk *disk,
sector_t *error_sector)
{
ide_drive_t *drive = q->queuedata;

2
drivers/ide/ide-io.c
View file

@ -1327,7 +1327,7 @@ static void ide_do_request (ide_hwgroup_t *hwgroup, int masked_irq)
/*
* Passes the stuff to ide_do_request
*/
void do_ide_request(request_queue_t *q)
void do_ide_request(struct request_queue *q)
{
ide_drive_t *drive = q->queuedata;

2
drivers/ide/ide-probe.c
View file

@ -945,7 +945,7 @@ static void save_match(ide_hwif_t *hwif, ide_hwif_t *new, ide_hwif_t **match)
*/
static int ide_init_queue(ide_drive_t *drive)
{
request_queue_t *q;
struct request_queue *q;
ide_hwif_t *hwif = HWIF(drive);
int max_sectors = 256;
int max_sg_entries = PRD_ENTRIES;

2
drivers/ide/legacy/hd.c
View file

@ -652,7 +652,7 @@ repeat:
}
}
static void do_hd_request (request_queue_t * q)
static void do_hd_request (struct request_queue * q)
{
disable_irq(HD_IRQ);
hd_request();

8
drivers/md/dm-table.c
View file

@ -526,7 +526,7 @@ static int __table_get_device(struct dm_table *t, struct dm_target *ti,
void dm_set_device_limits(struct dm_target *ti, struct block_device *bdev)
{
request_queue_t *q = bdev_get_queue(bdev);
struct request_queue *q = bdev_get_queue(bdev);
struct io_restrictions *rs = &ti->limits;
/*
@ -979,7 +979,7 @@ int dm_table_any_congested(struct dm_table *t, int bdi_bits)
devices = dm_table_get_devices(t);
for (d = devices->next; d != devices; d = d->next) {
struct dm_dev *dd = list_entry(d, struct dm_dev, list);
request_queue_t *q = bdev_get_queue(dd->bdev);
struct request_queue *q = bdev_get_queue(dd->bdev);
r |= bdi_congested(&q->backing_dev_info, bdi_bits);
}
@ -992,7 +992,7 @@ void dm_table_unplug_all(struct dm_table *t)
for (d = devices->next; d != devices; d = d->next) {
struct dm_dev *dd = list_entry(d, struct dm_dev, list);
request_queue_t *q = bdev_get_queue(dd->bdev);
struct request_queue *q = bdev_get_queue(dd->bdev);
if (q->unplug_fn)
q->unplug_fn(q);
@ -1011,7 +1011,7 @@ int dm_table_flush_all(struct dm_table *t)
for (d = devices->next; d != devices; d = d->next) {
struct dm_dev *dd = list_entry(d, struct dm_dev, list);
request_queue_t *q = bdev_get_queue(dd->bdev);
struct request_queue *q = bdev_get_queue(dd->bdev);
int err;
if (!q->issue_flush_fn)

10
drivers/md/dm.c
View file

@ -80,7 +80,7 @@ struct mapped_device {
unsigned long flags;
request_queue_t *queue;
struct request_queue *queue;
struct gendisk *disk;
char name[16];
@ -792,7 +792,7 @@ static void __split_bio(struct mapped_device *md, struct bio *bio)
* The request function that just remaps the bio built up by
* dm_merge_bvec.
*/
static int dm_request(request_queue_t *q, struct bio *bio)
static int dm_request(struct request_queue *q, struct bio *bio)
{
int r;
int rw = bio_data_dir(bio);
@ -844,7 +844,7 @@ static int dm_request(request_queue_t *q, struct bio *bio)
return 0;
}
static int dm_flush_all(request_queue_t *q, struct gendisk *disk,
static int dm_flush_all(struct request_queue *q, struct gendisk *disk,
sector_t *error_sector)
{
struct mapped_device *md = q->queuedata;
@ -859,7 +859,7 @@ static int dm_flush_all(request_queue_t *q, struct gendisk *disk,
return ret;
}
static void dm_unplug_all(request_queue_t *q)
static void dm_unplug_all(struct request_queue *q)
{
struct mapped_device *md = q->queuedata;
struct dm_table *map = dm_get_table(md);
@ -1110,7 +1110,7 @@ static void __set_size(struct mapped_device *md, sector_t size)
static int __bind(struct mapped_device *md, struct dm_table *t)
{
request_queue_t *q = md->queue;
struct request_queue *q = md->queue;
sector_t size;
size = dm_table_get_size(t);

2
drivers/md/faulty.c
View file

@ -167,7 +167,7 @@ static void add_sector(conf_t *conf, sector_t start, int mode)
conf->nfaults = n+1;
}
static int make_request(request_queue_t *q, struct bio *bio)
static int make_request(struct request_queue *q, struct bio *bio)
{
mddev_t *mddev = q->queuedata;
conf_t *conf = (conf_t*)mddev->private;

14
drivers/md/linear.c
View file

@ -55,7 +55,7 @@ static inline dev_info_t *which_dev(mddev_t *mddev, sector_t sector)
*
* Return amount of bytes we can take at this offset
*/
static int linear_mergeable_bvec(request_queue_t *q, struct bio *bio, struct bio_vec *biovec)
static int linear_mergeable_bvec(struct request_queue *q, struct bio *bio, struct bio_vec *biovec)
{
mddev_t *mddev = q->queuedata;
dev_info_t *dev0;
@ -79,20 +79,20 @@ static int linear_mergeable_bvec(request_queue_t *q, struct bio *bio, struct bio
return maxsectors << 9;
}
static void linear_unplug(request_queue_t *q)
static void linear_unplug(struct request_queue *q)
{
mddev_t *mddev = q->queuedata;
linear_conf_t *conf = mddev_to_conf(mddev);
int i;
for (i=0; i < mddev->raid_disks; i++) {
request_queue_t *r_queue = bdev_get_queue(conf->disks[i].rdev->bdev);
struct request_queue *r_queue = bdev_get_queue(conf->disks[i].rdev->bdev);
if (r_queue->unplug_fn)
r_queue->unplug_fn(r_queue);
}
}
static int linear_issue_flush(request_queue_t *q, struct gendisk *disk,
static int linear_issue_flush(struct request_queue *q, struct gendisk *disk,
sector_t *error_sector)
{
mddev_t *mddev = q->queuedata;
@ -101,7 +101,7 @@ static int linear_issue_flush(request_queue_t *q, struct gendisk *disk,
for (i=0; i < mddev->raid_disks && ret == 0; i++) {
struct block_device *bdev = conf->disks[i].rdev->bdev;
request_queue_t *r_queue = bdev_get_queue(bdev);
struct request_queue *r_queue = bdev_get_queue(bdev);
if (!r_queue->issue_flush_fn)
ret = -EOPNOTSUPP;
@ -118,7 +118,7 @@ static int linear_congested(void *data, int bits)
int i, ret = 0;
for (i = 0; i < mddev->raid_disks && !ret ; i++) {
request_queue_t *q = bdev_get_queue(conf->disks[i].rdev->bdev);
struct request_queue *q = bdev_get_queue(conf->disks[i].rdev->bdev);
ret |= bdi_congested(&q->backing_dev_info, bits);
}
return ret;
@ -330,7 +330,7 @@ static int linear_stop (mddev_t *mddev)
return 0;
}
static int linear_make_request (request_queue_t *q, struct bio *bio)
static int linear_make_request (struct request_queue *q, struct bio *bio)
{
const int rw = bio_data_dir(bio);
mddev_t *mddev = q->queuedata;

2
drivers/md/md.c
View file

@ -211,7 +211,7 @@ static DEFINE_SPINLOCK(all_mddevs_lock);
)
static int md_fail_request (request_queue_t *q, struct bio *bio)
static int md_fail_request (struct request_queue *q, struct bio *bio)
{
bio_io_error(bio, bio->bi_size);
return 0;

12
drivers/md/multipath.c
View file

@ -125,7 +125,7 @@ static void unplug_slaves(mddev_t *mddev)
mdk_rdev_t *rdev = rcu_dereference(conf->multipaths[i].rdev);
if (rdev && !test_bit(Faulty, &rdev->flags)
&& atomic_read(&rdev->nr_pending)) {
request_queue_t *r_queue = bdev_get_queue(rdev->bdev);
struct request_queue *r_queue = bdev_get_queue(rdev->bdev);
atomic_inc(&rdev->nr_pending);
rcu_read_unlock();
@ -140,13 +140,13 @@ static void unplug_slaves(mddev_t *mddev)
rcu_read_unlock();
}
static void multipath_unplug(request_queue_t *q)
static void multipath_unplug(struct request_queue *q)
{
unplug_slaves(q->queuedata);
}
static int multipath_make_request (request_queue_t *q, struct bio * bio)
static int multipath_make_request (struct request_queue *q, struct bio * bio)
{
mddev_t *mddev = q->queuedata;
multipath_conf_t *conf = mddev_to_conf(mddev);
@ -199,7 +199,7 @@ static void multipath_status (struct seq_file *seq, mddev_t *mddev)
seq_printf (seq, "]");
}
static int multipath_issue_flush(request_queue_t *q, struct gendisk *disk,
static int multipath_issue_flush(struct request_queue *q, struct gendisk *disk,
sector_t *error_sector)
{
mddev_t *mddev = q->queuedata;
@ -211,7 +211,7 @@ static int multipath_issue_flush(request_queue_t *q, struct gendisk *disk,
mdk_rdev_t *rdev = rcu_dereference(conf->multipaths[i].rdev);
if (rdev && !test_bit(Faulty, &rdev->flags)) {
struct block_device *bdev = rdev->bdev;
request_queue_t *r_queue = bdev_get_queue(bdev);
struct request_queue *r_queue = bdev_get_queue(bdev);
if (!r_queue->issue_flush_fn)
ret = -EOPNOTSUPP;
@ -238,7 +238,7 @@ static int multipath_congested(void *data, int bits)
for (i = 0; i < mddev->raid_disks ; i++) {
mdk_rdev_t *rdev = rcu_dereference(conf->multipaths[i].rdev);
if (rdev && !test_bit(Faulty, &rdev->flags)) {
request_queue_t *q = bdev_get_queue(rdev->bdev);
struct request_queue *q = bdev_get_queue(rdev->bdev);
ret |= bdi_congested(&q->backing_dev_info, bits);
/* Just like multipath_map, we just check the

14
drivers/md/raid0.c
View file

@ -25,7 +25,7 @@
#define MD_DRIVER
#define MD_PERSONALITY
static void raid0_unplug(request_queue_t *q)
static void raid0_unplug(struct request_queue *q)
{
mddev_t *mddev = q->queuedata;
raid0_conf_t *conf = mddev_to_conf(mddev);
@ -33,14 +33,14 @@ static void raid0_unplug(request_queue_t *q)
int i;
for (i=0; i<mddev->raid_disks; i++) {
request_queue_t *r_queue = bdev_get_queue(devlist[i]->bdev);
struct request_queue *r_queue = bdev_get_queue(devlist[i]->bdev);
if (r_queue->unplug_fn)
r_queue->unplug_fn(r_queue);
}
}
static int raid0_issue_flush(request_queue_t *q, struct gendisk *disk,
static int raid0_issue_flush(struct request_queue *q, struct gendisk *disk,
sector_t *error_sector)
{
mddev_t *mddev = q->queuedata;
@ -50,7 +50,7 @@ static int raid0_issue_flush(request_queue_t *q, struct gendisk *disk,
for (i=0; i<mddev->raid_disks && ret == 0; i++) {
struct block_device *bdev = devlist[i]->bdev;
request_queue_t *r_queue = bdev_get_queue(bdev);
struct request_queue *r_queue = bdev_get_queue(bdev);
if (!r_queue->issue_flush_fn)
ret = -EOPNOTSUPP;
@ -68,7 +68,7 @@ static int raid0_congested(void *data, int bits)
int i, ret = 0;
for (i = 0; i < mddev->raid_disks && !ret ; i++) {
request_queue_t *q = bdev_get_queue(devlist[i]->bdev);
struct request_queue *q = bdev_get_queue(devlist[i]->bdev);
ret |= bdi_congested(&q->backing_dev_info, bits);
}
@ -268,7 +268,7 @@ static int create_strip_zones (mddev_t *mddev)
*
* Return amount of bytes we can accept at this offset
*/
static int raid0_mergeable_bvec(request_queue_t *q, struct bio *bio, struct bio_vec *biovec)
static int raid0_mergeable_bvec(struct request_queue *q, struct bio *bio, struct bio_vec *biovec)
{
mddev_t *mddev = q->queuedata;
sector_t sector = bio->bi_sector + get_start_sect(bio->bi_bdev);
@ -408,7 +408,7 @@ static int raid0_stop (mddev_t *mddev)
return 0;
}
static int raid0_make_request (request_queue_t *q, struct bio *bio)
static int raid0_make_request (struct request_queue *q, struct bio *bio)
{
mddev_t *mddev = q->queuedata;
unsigned int sect_in_chunk, chunksize_bits, chunk_size, chunk_sects;

12
drivers/md/raid1.c
View file

@ -552,7 +552,7 @@ static void unplug_slaves(mddev_t *mddev)
for (i=0; i<mddev->raid_disks; i++) {
mdk_rdev_t *rdev = rcu_dereference(conf->mirrors[i].rdev);
if (rdev && !test_bit(Faulty, &rdev->flags) && atomic_read(&rdev->nr_pending)) {
request_queue_t *r_queue = bdev_get_queue(rdev->bdev);
struct request_queue *r_queue = bdev_get_queue(rdev->bdev);
atomic_inc(&rdev->nr_pending);
rcu_read_unlock();
@ -567,7 +567,7 @@ static void unplug_slaves(mddev_t *mddev)
rcu_read_unlock();
}
static void raid1_unplug(request_queue_t *q)
static void raid1_unplug(struct request_queue *q)
{
mddev_t *mddev = q->queuedata;
@ -575,7 +575,7 @@ static void raid1_unplug(request_queue_t *q)
md_wakeup_thread(mddev->thread);
}
static int raid1_issue_flush(request_queue_t *q, struct gendisk *disk,
static int raid1_issue_flush(struct request_queue *q, struct gendisk *disk,
sector_t *error_sector)
{
mddev_t *mddev = q->queuedata;
@ -587,7 +587,7 @@ static int raid1_issue_flush(request_queue_t *q, struct gendisk *disk,
mdk_rdev_t *rdev = rcu_dereference(conf->mirrors[i].rdev);
if (rdev && !test_bit(Faulty, &rdev->flags)) {
struct block_device *bdev = rdev->bdev;
request_queue_t *r_queue = bdev_get_queue(bdev);
struct request_queue *r_queue = bdev_get_queue(bdev);
if (!r_queue->issue_flush_fn)
ret = -EOPNOTSUPP;
@ -615,7 +615,7 @@ static int raid1_congested(void *data, int bits)
for (i = 0; i < mddev->raid_disks; i++) {
mdk_rdev_t *rdev = rcu_dereference(conf->mirrors[i].rdev);
if (rdev && !test_bit(Faulty, &rdev->flags)) {
request_queue_t *q = bdev_get_queue(rdev->bdev);
struct request_queue *q = bdev_get_queue(rdev->bdev);
/* Note the '|| 1' - when read_balance prefers
* non-congested targets, it can be removed
@ -765,7 +765,7 @@ do_sync_io:
return NULL;
}
static int make_request(request_queue_t *q, struct bio * bio)
static int make_request(struct request_queue *q, struct bio * bio)
{
mddev_t *mddev = q->queuedata;
conf_t *conf = mddev_to_conf(mddev);

14
drivers/md/raid10.c
View file

@ -453,7 +453,7 @@ static sector_t raid10_find_virt(conf_t *conf, sector_t sector, int dev)
* If near_copies == raid_disk, there are no striping issues,
* but in that case, the function isn't called at all.
*/
static int raid10_mergeable_bvec(request_queue_t *q, struct bio *bio,
static int raid10_mergeable_bvec(struct request_queue *q, struct bio *bio,
struct bio_vec *bio_vec)
{
mddev_t *mddev = q->queuedata;
@ -595,7 +595,7 @@ static void unplug_slaves(mddev_t *mddev)
for (i=0; i<mddev->raid_disks; i++) {
mdk_rdev_t *rdev = rcu_dereference(conf->mirrors[i].rdev);
if (rdev && !test_bit(Faulty, &rdev->flags) && atomic_read(&rdev->nr_pending)) {
request_queue_t *r_queue = bdev_get_queue(rdev->bdev);
struct request_queue *r_queue = bdev_get_queue(rdev->bdev);
atomic_inc(&rdev->nr_pending);
rcu_read_unlock();
@ -610,7 +610,7 @@ static void unplug_slaves(mddev_t *mddev)
rcu_read_unlock();
}
static void raid10_unplug(request_queue_t *q)
static void raid10_unplug(struct request_queue *q)
{
mddev_t *mddev = q->queuedata;
@ -618,7 +618,7 @@ static void raid10_unplug(request_queue_t *q)
md_wakeup_thread(mddev->thread);
}
static int raid10_issue_flush(request_queue_t *q, struct gendisk *disk,
static int raid10_issue_flush(struct request_queue *q, struct gendisk *disk,
sector_t *error_sector)
{
mddev_t *mddev = q->queuedata;
@ -630,7 +630,7 @@ static int raid10_issue_flush(request_queue_t *q, struct gendisk *disk,
mdk_rdev_t *rdev = rcu_dereference(conf->mirrors[i].rdev);
if (rdev && !test_bit(Faulty, &rdev->flags)) {
struct block_device *bdev = rdev->bdev;
request_queue_t *r_queue = bdev_get_queue(bdev);
struct request_queue *r_queue = bdev_get_queue(bdev);
if (!r_queue->issue_flush_fn)
ret = -EOPNOTSUPP;
@ -658,7 +658,7 @@ static int raid10_congested(void *data, int bits)
for (i = 0; i < mddev->raid_disks && ret == 0; i++) {
mdk_rdev_t *rdev = rcu_dereference(conf->mirrors[i].rdev);
if (rdev && !test_bit(Faulty, &rdev->flags)) {
request_queue_t *q = bdev_get_queue(rdev->bdev);
struct request_queue *q = bdev_get_queue(rdev->bdev);
ret |= bdi_congested(&q->backing_dev_info, bits);
}
@ -772,7 +772,7 @@ static void unfreeze_array(conf_t *conf)
spin_unlock_irq(&conf->resync_lock);
}
static int make_request(request_queue_t *q, struct bio * bio)
static int make_request(struct request_queue *q, struct bio * bio)
{
mddev_t *mddev = q->queuedata;
conf_t *conf = mddev_to_conf(mddev);

18
drivers/md/raid5.c
View file

@ -289,7 +289,7 @@ static struct stripe_head *__find_stripe(raid5_conf_t *conf, sector_t sector, in
}
static void unplug_slaves(mddev_t *mddev);
static void raid5_unplug_device(request_queue_t *q);
static void raid5_unplug_device(struct request_queue *q);
static struct stripe_head *get_active_stripe(raid5_conf_t *conf, sector_t sector, int disks,
int pd_idx, int noblock)
@ -3182,7 +3182,7 @@ static void unplug_slaves(mddev_t *mddev)
for (i=0; i<mddev->raid_disks; i++) {
mdk_rdev_t *rdev = rcu_dereference(conf->disks[i].rdev);
if (rdev && !test_bit(Faulty, &rdev->flags) && atomic_read(&rdev->nr_pending)) {
request_queue_t *r_queue = bdev_get_queue(rdev->bdev);
struct request_queue *r_queue = bdev_get_queue(rdev->bdev);
atomic_inc(&rdev->nr_pending);
rcu_read_unlock();
@ -3197,7 +3197,7 @@ static void unplug_slaves(mddev_t *mddev)
rcu_read_unlock();
}
static void raid5_unplug_device(request_queue_t *q)
static void raid5_unplug_device(struct request_queue *q)
{
mddev_t *mddev = q->queuedata;
raid5_conf_t *conf = mddev_to_conf(mddev);
@ -3216,7 +3216,7 @@ static void raid5_unplug_device(request_queue_t *q)
unplug_slaves(mddev);
}
static int raid5_issue_flush(request_queue_t *q, struct gendisk *disk,
static int raid5_issue_flush(struct request_queue *q, struct gendisk *disk,
sector_t *error_sector)
{
mddev_t *mddev = q->queuedata;
@ -3228,7 +3228,7 @@ static int raid5_issue_flush(request_queue_t *q, struct gendisk *disk,
mdk_rdev_t *rdev = rcu_dereference(conf->disks[i].rdev);
if (rdev && !test_bit(Faulty, &rdev->flags)) {
struct block_device *bdev = rdev->bdev;
request_queue_t *r_queue = bdev_get_queue(bdev);
struct request_queue *r_queue = bdev_get_queue(bdev);
if (!r_queue->issue_flush_fn)
ret = -EOPNOTSUPP;
@ -3267,7 +3267,7 @@ static int raid5_congested(void *data, int bits)
/* We want read requests to align with chunks where possible,
* but write requests don't need to.
*/
static int raid5_mergeable_bvec(request_queue_t *q, struct bio *bio, struct bio_vec *biovec)
static int raid5_mergeable_bvec(struct request_queue *q, struct bio *bio, struct bio_vec *biovec)
{
mddev_t *mddev = q->queuedata;
sector_t sector = bio->bi_sector + get_start_sect(bio->bi_bdev);
@ -3377,7 +3377,7 @@ static int raid5_align_endio(struct bio *bi, unsigned int bytes, int error)
static int bio_fits_rdev(struct bio *bi)
{
request_queue_t *q = bdev_get_queue(bi->bi_bdev);
struct request_queue *q = bdev_get_queue(bi->bi_bdev);
if ((bi->bi_size>>9) > q->max_sectors)
return 0;
@ -3396,7 +3396,7 @@ static int bio_fits_rdev(struct bio *bi)
}
static int chunk_aligned_read(request_queue_t *q, struct bio * raid_bio)
static int chunk_aligned_read(struct request_queue *q, struct bio * raid_bio)
{
mddev_t *mddev = q->queuedata;
raid5_conf_t *conf = mddev_to_conf(mddev);
@ -3466,7 +3466,7 @@ static int chunk_aligned_read(request_queue_t *q, struct bio * raid_bio)
}
static int make_request(request_queue_t *q, struct bio * bi)
static int make_request(struct request_queue *q, struct bio * bi)
{
mddev_t *mddev = q->queuedata;
raid5_conf_t *conf = mddev_to_conf(mddev);

4
drivers/message/i2o/i2o_block.c
View file

@ -159,7 +159,7 @@ static int i2o_block_device_flush(struct i2o_device *dev)
* Returns 0 on success or negative error code on failure.
*/
static int i2o_block_issue_flush(request_queue_t * queue, struct gendisk *disk,
static int i2o_block_issue_flush(struct request_queue * queue, struct gendisk *disk,
sector_t * error_sector)
{
struct i2o_block_device *i2o_blk_dev = queue->queuedata;
@ -445,7 +445,7 @@ static void i2o_block_end_request(struct request *req, int uptodate,
{
struct i2o_block_request *ireq = req->special;
struct i2o_block_device *dev = ireq->i2o_blk_dev;
request_queue_t *q = req->q;
struct request_queue *q = req->q;
unsigned long flags;
if (end_that_request_chunk(req, uptodate, nr_bytes)) {

8
drivers/mmc/card/queue.c
View file

@ -83,7 +83,7 @@ static int mmc_queue_thread(void *d)
* on any queue on this host, and attempt to issue it. This may
* not be the queue we were asked to process.
*/
static void mmc_request(request_queue_t *q)
static void mmc_request(struct request_queue *q)
{
struct mmc_queue *mq = q->queuedata;
struct request *req;
@ -211,7 +211,7 @@ int mmc_init_queue(struct mmc_queue *mq, struct mmc_card *card, spinlock_t *lock
void mmc_cleanup_queue(struct mmc_queue *mq)
{
request_queue_t *q = mq->queue;
struct request_queue *q = mq->queue;
unsigned long flags;
/* Mark that we should start throwing out stragglers */
@ -252,7 +252,7 @@ EXPORT_SYMBOL(mmc_cleanup_queue);
*/
void mmc_queue_suspend(struct mmc_queue *mq)
{
request_queue_t *q = mq->queue;
struct request_queue *q = mq->queue;
unsigned long flags;
if (!(mq->flags & MMC_QUEUE_SUSPENDED)) {
@ -272,7 +272,7 @@ void mmc_queue_suspend(struct mmc_queue *mq)
*/
void mmc_queue_resume(struct mmc_queue *mq)
{
request_queue_t *q = mq->queue;
struct request_queue *q = mq->queue;
unsigned long flags;
if (mq->flags & MMC_QUEUE_SUSPENDED) {

4
drivers/s390/block/dasd.c
View file

@ -1187,7 +1187,7 @@ dasd_end_request_cb(struct dasd_ccw_req * cqr, void *data)
static void
__dasd_process_blk_queue(struct dasd_device * device)
{
request_queue_t *queue;
struct request_queue *queue;
struct request *req;
struct dasd_ccw_req *cqr;
int nr_queued;
@ -1740,7 +1740,7 @@ dasd_cancel_req(struct dasd_ccw_req *cqr)
* Dasd request queue function. Called from ll_rw_blk.c
*/
static void
do_dasd_request(request_queue_t * queue)
do_dasd_request(struct request_queue * queue)
{
struct dasd_device *device;

2
drivers/s390/block/dasd_int.h
View file

@ -293,7 +293,7 @@ struct dasd_uid {
struct dasd_device {
/* Block device stuff. */
struct gendisk *gdp;
request_queue_t *request_queue;
struct request_queue *request_queue;
spinlock_t request_queue_lock;
struct block_device *bdev;
unsigned int devindex;

2
drivers/s390/block/dcssblk.c
View file

@ -621,7 +621,7 @@ out:
}
static int
dcssblk_make_request(request_queue_t *q, struct bio *bio)
dcssblk_make_request(struct request_queue *q, struct bio *bio)
{
struct dcssblk_dev_info *dev_info;
struct bio_vec *bvec;

2
drivers/s390/block/xpram.c
View file

@ -191,7 +191,7 @@ static unsigned long __init xpram_highest_page_index(void)
/*
* Block device make request function.
*/
static int xpram_make_request(request_queue_t *q, struct bio *bio)
static int xpram_make_request(struct request_queue *q, struct bio *bio)
{
xpram_device_t *xdev = bio->bi_bdev->bd_disk->private_data;
struct bio_vec *bvec;

2
drivers/s390/char/tape.h
View file

@ -188,7 +188,7 @@ struct tape_blk_data
{
struct tape_device * device;
/* Block device request queue. */
request_queue_t * request_queue;
struct request_queue * request_queue;
spinlock_t request_queue_lock;
/* Task to move entries from block request to CCS request queue. */

4
drivers/s390/char/tape_block.c
View file

@ -147,7 +147,7 @@ static void
tapeblock_requeue(struct work_struct *work) {
struct tape_blk_data * blkdat;
struct tape_device * device;
request_queue_t * queue;
struct request_queue * queue;
int nr_queued;
struct request * req;
struct list_head * l;
@ -194,7 +194,7 @@ tapeblock_requeue(struct work_struct *work) {
* Tape request queue function. Called from ll_rw_blk.c
*/
static void
tapeblock_request_fn(request_queue_t *queue)
tapeblock_request_fn(struct request_queue *queue)
{
struct tape_device *device;

2
drivers/sbus/char/jsflash.c
View file

@ -185,7 +185,7 @@ static void jsfd_read(char *buf, unsigned long p, size_t togo) {
}
}
static void jsfd_do_request(request_queue_t *q)
static void jsfd_do_request(struct request_queue *q)
{
struct request *req;

12
drivers/scsi/scsi_lib.c
View file

@ -654,7 +654,7 @@ void scsi_run_host_queues(struct Scsi_Host *shost)
static struct scsi_cmnd *scsi_end_request(struct scsi_cmnd *cmd, int uptodate,
int bytes, int requeue)
{
request_queue_t *q = cmd->device->request_queue;
struct request_queue *q = cmd->device->request_queue;
struct request *req = cmd->request;
unsigned long flags;
@ -818,7 +818,7 @@ void scsi_io_completion(struct scsi_cmnd *cmd, unsigned int good_bytes)
{
int result = cmd->result;
int this_count = cmd->request_bufflen;
request_queue_t *q = cmd->device->request_queue;
struct request_queue *q = cmd->device->request_queue;
struct request *req = cmd->request;
int clear_errors = 1;
struct scsi_sense_hdr sshdr;
@ -1038,7 +1038,7 @@ static int scsi_init_io(struct scsi_cmnd *cmd)
return BLKPREP_KILL;
}
static int scsi_issue_flush_fn(request_queue_t *q, struct gendisk *disk,
static int scsi_issue_flush_fn(struct request_queue *q, struct gendisk *disk,
sector_t *error_sector)
{
struct scsi_device *sdev = q->queuedata;
@ -1340,7 +1340,7 @@ static inline int scsi_host_queue_ready(struct request_queue *q,
/*
* Kill a request for a dead device
*/
static void scsi_kill_request(struct request *req, request_queue_t *q)
static void scsi_kill_request(struct request *req, struct request_queue *q)
{
struct scsi_cmnd *cmd = req->special;
struct scsi_device *sdev = cmd->device;
@ -2119,7 +2119,7 @@ EXPORT_SYMBOL(scsi_target_resume);
int
scsi_internal_device_block(struct scsi_device *sdev)
{
request_queue_t *q = sdev->request_queue;
struct request_queue *q = sdev->request_queue;
unsigned long flags;
int err = 0;
@ -2159,7 +2159,7 @@ EXPORT_SYMBOL_GPL(scsi_internal_device_block);
int
scsi_internal_device_unblock(struct scsi_device *sdev)
{
request_queue_t *q = sdev->request_queue;
struct request_queue *q = sdev->request_queue;
int err;
unsigned long flags;

4
drivers/scsi/sd.c
View file

@ -814,7 +814,7 @@ static int sd_issue_flush(struct device *dev, sector_t *error_sector)
return ret;
}
static void sd_prepare_flush(request_queue_t *q, struct request *rq)
static void sd_prepare_flush(struct request_queue *q, struct request *rq)
{
memset(rq->cmd, 0, sizeof(rq->cmd));
rq->cmd_type = REQ_TYPE_BLOCK_PC;
@ -1285,7 +1285,7 @@ got_data:
*/
int hard_sector = sector_size;
sector_t sz = (sdkp->capacity/2) * (hard_sector/256);
request_queue_t *queue = sdp->request_queue;
struct request_queue *queue = sdp->request_queue;
sector_t mb = sz;
blk_queue_hardsect_size(queue, hard_sector);

2
drivers/scsi/sr.c
View file

@ -624,7 +624,7 @@ static void get_sectorsize(struct scsi_cd *cd)
unsigned char *buffer;
int the_result, retries = 3;
int sector_size;
request_queue_t *queue;
struct request_queue *queue;
buffer = kmalloc(512, GFP_KERNEL | GFP_DMA);
if (!buffer)

30
fs/bio.c
View file

@ -230,7 +230,7 @@ void bio_put(struct bio *bio)
}
}
inline int bio_phys_segments(request_queue_t *q, struct bio *bio)
inline int bio_phys_segments(struct request_queue *q, struct bio *bio)
{
if (unlikely(!bio_flagged(bio, BIO_SEG_VALID)))
blk_recount_segments(q, bio);
@ -238,7 +238,7 @@ inline int bio_phys_segments(request_queue_t *q, struct bio *bio)
return bio->bi_phys_segments;
}
inline int bio_hw_segments(request_queue_t *q, struct bio *bio)
inline int bio_hw_segments(struct request_queue *q, struct bio *bio)
{
if (unlikely(!bio_flagged(bio, BIO_SEG_VALID)))
blk_recount_segments(q, bio);
@ -257,7 +257,7 @@ inline int bio_hw_segments(request_queue_t *q, struct bio *bio)
*/
void __bio_clone(struct bio *bio, struct bio *bio_src)
{
request_queue_t *q = bdev_get_queue(bio_src->bi_bdev);
struct request_queue *q = bdev_get_queue(bio_src->bi_bdev);
memcpy(bio->bi_io_vec, bio_src->bi_io_vec,
bio_src->bi_max_vecs * sizeof(struct bio_vec));
@ -303,7 +303,7 @@ struct bio *bio_clone(struct bio *bio, gfp_t gfp_mask)
*/
int bio_get_nr_vecs(struct block_device *bdev)
{
request_queue_t *q = bdev_get_queue(bdev);
struct request_queue *q = bdev_get_queue(bdev);
int nr_pages;
nr_pages = ((q->max_sectors << 9) + PAGE_SIZE - 1) >> PAGE_SHIFT;
@ -315,7 +315,7 @@ int bio_get_nr_vecs(struct block_device *bdev)
return nr_pages;
}
static int __bio_add_page(request_queue_t *q, struct bio *bio, struct page
static int __bio_add_page(struct request_queue *q, struct bio *bio, struct page
*page, unsigned int len, unsigned int offset,
unsigned short max_sectors)
{
@ -425,7 +425,7 @@ static int __bio_add_page(request_queue_t *q, struct bio *bio, struct page
* smaller than PAGE_SIZE, so it is always possible to add a single
* page to an empty bio. This should only be used by REQ_PC bios.
*/
int bio_add_pc_page(request_queue_t *q, struct bio *bio, struct page *page,
int bio_add_pc_page(struct request_queue *q, struct bio *bio, struct page *page,
unsigned int len, unsigned int offset)
{
return __bio_add_page(q, bio, page, len, offset, q->max_hw_sectors);
@ -523,7 +523,7 @@ int bio_uncopy_user(struct bio *bio)
* to/from kernel pages as necessary. Must be paired with
* call bio_uncopy_user() on io completion.
*/
struct bio *bio_copy_user(request_queue_t *q, unsigned long uaddr,
struct bio *bio_copy_user(struct request_queue *q, unsigned long uaddr,
unsigned int len, int write_to_vm)
{
unsigned long end = (uaddr + len + PAGE_SIZE - 1) >> PAGE_SHIFT;
@ -600,7 +600,7 @@ out_bmd:
return ERR_PTR(ret);
}
static struct bio *__bio_map_user_iov(request_queue_t *q,
static struct bio *__bio_map_user_iov(struct request_queue *q,
struct block_device *bdev,
struct sg_iovec *iov, int iov_count,
int write_to_vm)
@ -712,7 +712,7 @@ static struct bio *__bio_map_user_iov(request_queue_t *q,
/**
* bio_map_user - map user address into bio
* @q: the request_queue_t for the bio
* @q: the struct request_queue for the bio
* @bdev: destination block device
* @uaddr: start of user address
* @len: length in bytes
@ -721,7 +721,7 @@ static struct bio *__bio_map_user_iov(request_queue_t *q,
* Map the user space address into a bio suitable for io to a block
* device. Returns an error pointer in case of error.
*/
struct bio *bio_map_user(request_queue_t *q, struct block_device *bdev,
struct bio *bio_map_user(struct request_queue *q, struct block_device *bdev,
unsigned long uaddr, unsigned int len, int write_to_vm)
{
struct sg_iovec iov;
@ -734,7 +734,7 @@ struct bio *bio_map_user(request_queue_t *q, struct block_device *bdev,
/**
* bio_map_user_iov - map user sg_iovec table into bio
* @q: the request_queue_t for the bio
* @q: the struct request_queue for the bio
* @bdev: destination block device
* @iov: the iovec.
* @iov_count: number of elements in the iovec
@ -743,7 +743,7 @@ struct bio *bio_map_user(request_queue_t *q, struct block_device *bdev,
* Map the user space address into a bio suitable for io to a block
* device. Returns an error pointer in case of error.
*/
struct bio *bio_map_user_iov(request_queue_t *q, struct block_device *bdev,
struct bio *bio_map_user_iov(struct request_queue *q, struct block_device *bdev,
struct sg_iovec *iov, int iov_count,
int write_to_vm)
{
@ -808,7 +808,7 @@ static int bio_map_kern_endio(struct bio *bio, unsigned int bytes_done, int err)
}
static struct bio *__bio_map_kern(request_queue_t *q, void *data,
static struct bio *__bio_map_kern(struct request_queue *q, void *data,
unsigned int len, gfp_t gfp_mask)
{
unsigned long kaddr = (unsigned long)data;
@ -847,7 +847,7 @@ static struct bio *__bio_map_kern(request_queue_t *q, void *data,
/**
* bio_map_kern - map kernel address into bio
* @q: the request_queue_t for the bio
* @q: the struct request_queue for the bio
* @data: pointer to buffer to map
* @len: length in bytes
* @gfp_mask: allocation flags for bio allocation
@ -855,7 +855,7 @@ static struct bio *__bio_map_kern(request_queue_t *q, void *data,
* Map the kernel address into a bio suitable for io to a block
* device. Returns an error pointer in case of error.
*/
struct bio *bio_map_kern(request_queue_t *q, void *data, unsigned int len,
struct bio *bio_map_kern(struct request_queue *q, void *data, unsigned int len,
gfp_t gfp_mask)
{
struct bio *bio;

2
include/asm-arm/arch-omap/mailbox.h
View file

@ -37,7 +37,7 @@ struct omap_mbox_ops {
struct omap_mbox_queue {
spinlock_t lock;
request_queue_t *queue;
struct request_queue *queue;
struct work_struct work;
int (*callback)(void *);
struct omap_mbox *mbox;

140
include/linux/blkdev.h
View file

@ -37,7 +37,6 @@
struct scsi_ioctl_command;
struct request_queue;
typedef struct request_queue request_queue_t;
struct elevator_queue;
typedef struct elevator_queue elevator_t;
struct request_pm_state;
@ -233,7 +232,7 @@ struct request {
struct list_head queuelist;
struct list_head donelist;
request_queue_t *q;
struct request_queue *q;
unsigned int cmd_flags;
enum rq_cmd_type_bits cmd_type;
@ -337,15 +336,15 @@ struct request_pm_state
#include <linux/elevator.h>
typedef void (request_fn_proc) (request_queue_t *q);
typedef int (make_request_fn) (request_queue_t *q, struct bio *bio);
typedef int (prep_rq_fn) (request_queue_t *, struct request *);
typedef void (unplug_fn) (request_queue_t *);
typedef void (request_fn_proc) (struct request_queue *q);
typedef int (make_request_fn) (struct request_queue *q, struct bio *bio);
typedef int (prep_rq_fn) (struct request_queue *, struct request *);
typedef void (unplug_fn) (struct request_queue *);
struct bio_vec;
typedef int (merge_bvec_fn) (request_queue_t *, struct bio *, struct bio_vec *);
typedef int (issue_flush_fn) (request_queue_t *, struct gendisk *, sector_t *);
typedef void (prepare_flush_fn) (request_queue_t *, struct request *);
typedef int (merge_bvec_fn) (struct request_queue *, struct bio *, struct bio_vec *);
typedef int (issue_flush_fn) (struct request_queue *, struct gendisk *, sector_t *);
typedef void (prepare_flush_fn) (struct request_queue *, struct request *);
typedef void (softirq_done_fn)(struct request *);
enum blk_queue_state {
@ -626,13 +625,13 @@ extern unsigned long blk_max_low_pfn, blk_max_pfn;
#ifdef CONFIG_BOUNCE
extern int init_emergency_isa_pool(void);
extern void blk_queue_bounce(request_queue_t *q, struct bio **bio);
extern void blk_queue_bounce(struct request_queue *q, struct bio **bio);
#else
static inline int init_emergency_isa_pool(void)
{
return 0;
}
static inline void blk_queue_bounce(request_queue_t *q, struct bio **bio)
static inline void blk_queue_bounce(struct request_queue *q, struct bio **bio)
{
}
#endif /* CONFIG_MMU */
@ -646,14 +645,14 @@ extern void blk_unregister_queue(struct gendisk *disk);
extern void register_disk(struct gendisk *dev);
extern void generic_make_request(struct bio *bio);
extern void blk_put_request(struct request *);
extern void __blk_put_request(request_queue_t *, struct request *);
extern void __blk_put_request(struct request_queue *, struct request *);
extern void blk_end_sync_rq(struct request *rq, int error);
extern struct request *blk_get_request(request_queue_t *, int, gfp_t);
extern void blk_insert_request(request_queue_t *, struct request *, int, void *);
extern void blk_requeue_request(request_queue_t *, struct request *);
extern void blk_plug_device(request_queue_t *);
extern int blk_remove_plug(request_queue_t *);
extern void blk_recount_segments(request_queue_t *, struct bio *);
extern struct request *blk_get_request(struct request_queue *, int, gfp_t);
extern void blk_insert_request(struct request_queue *, struct request *, int, void *);
extern void blk_requeue_request(struct request_queue *, struct request *);
extern void blk_plug_device(struct request_queue *);
extern int blk_remove_plug(struct request_queue *);
extern void blk_recount_segments(struct request_queue *, struct bio *);
extern int scsi_cmd_ioctl(struct file *, struct request_queue *,
struct gendisk *, unsigned int, void __user *);
extern int sg_scsi_ioctl(struct file *, struct request_queue *,
@ -662,14 +661,15 @@ extern int sg_scsi_ioctl(struct file *, struct request_queue *,
/*
* Temporary export, until SCSI gets fixed up.
*/
extern int ll_back_merge_fn(request_queue_t *, struct request *, struct bio *);
extern int ll_back_merge_fn(struct request_queue *, struct request *,
struct bio *);
/*
* A queue has just exitted congestion. Note this in the global counter of
* congested queues, and wake up anyone who was waiting for requests to be
* put back.
*/
static inline void blk_clear_queue_congested(request_queue_t *q, int rw)
static inline void blk_clear_queue_congested(struct request_queue *q, int rw)
{
clear_bdi_congested(&q->backing_dev_info, rw);
}
@ -678,29 +678,29 @@ static inline void blk_clear_queue_congested(request_queue_t *q, int rw)
* A queue has just entered congestion. Flag that in the queue's VM-visible
* state flags and increment the global gounter of congested queues.
*/
static inline void blk_set_queue_congested(request_queue_t *q, int rw)
static inline void blk_set_queue_congested(struct request_queue *q, int rw)
{
set_bdi_congested(&q->backing_dev_info, rw);
}
extern void blk_start_queue(request_queue_t *q);
extern void blk_stop_queue(request_queue_t *q);
extern void blk_start_queue(struct request_queue *q);
extern void blk_stop_queue(struct request_queue *q);
extern void blk_sync_queue(struct request_queue *q);
extern void __blk_stop_queue(request_queue_t *q);
extern void blk_run_queue(request_queue_t *);
extern void blk_start_queueing(request_queue_t *);
extern int blk_rq_map_user(request_queue_t *, struct request *, void __user *, unsigned long);
extern void __blk_stop_queue(struct request_queue *q);
extern void blk_run_queue(struct request_queue *);
extern void blk_start_queueing(struct request_queue *);
extern int blk_rq_map_user(struct request_queue *, struct request *, void __user *, unsigned long);
extern int blk_rq_unmap_user(struct bio *);
extern int blk_rq_map_kern(request_queue_t *, struct request *, void *, unsigned int, gfp_t);
extern int blk_rq_map_user_iov(request_queue_t *, struct request *,
extern int blk_rq_map_kern(struct request_queue *, struct request *, void *, unsigned int, gfp_t);
extern int blk_rq_map_user_iov(struct request_queue *, struct request *,
struct sg_iovec *, int, unsigned int);
extern int blk_execute_rq(request_queue_t *, struct gendisk *,
extern int blk_execute_rq(struct request_queue *, struct gendisk *,
struct request *, int);
extern void blk_execute_rq_nowait(request_queue_t *, struct gendisk *,
extern void blk_execute_rq_nowait(struct request_queue *, struct gendisk *,
struct request *, int, rq_end_io_fn *);
extern int blk_verify_command(unsigned char *, int);
static inline request_queue_t *bdev_get_queue(struct block_device *bdev)
static inline struct request_queue *bdev_get_queue(struct block_device *bdev)
{
return bdev->bd_disk->queue;
}
@ -749,41 +749,41 @@ static inline void blkdev_dequeue_request(struct request *req)
/*
* Access functions for manipulating queue properties
*/
extern request_queue_t *blk_init_queue_node(request_fn_proc *rfn,
extern struct request_queue *blk_init_queue_node(request_fn_proc *rfn,
spinlock_t *lock, int node_id);
extern request_queue_t *blk_init_queue(request_fn_proc *, spinlock_t *);
extern void blk_cleanup_queue(request_queue_t *);
extern void blk_queue_make_request(request_queue_t *, make_request_fn *);
extern void blk_queue_bounce_limit(request_queue_t *, u64);
extern void blk_queue_max_sectors(request_queue_t *, unsigned int);
extern void blk_queue_max_phys_segments(request_queue_t *, unsigned short);
extern void blk_queue_max_hw_segments(request_queue_t *, unsigned short);
extern void blk_queue_max_segment_size(request_queue_t *, unsigned int);
extern void blk_queue_hardsect_size(request_queue_t *, unsigned short);
extern void blk_queue_stack_limits(request_queue_t *t, request_queue_t *b);
extern void blk_queue_segment_boundary(request_queue_t *, unsigned long);
extern void blk_queue_prep_rq(request_queue_t *, prep_rq_fn *pfn);
extern void blk_queue_merge_bvec(request_queue_t *, merge_bvec_fn *);
extern void blk_queue_dma_alignment(request_queue_t *, int);
extern void blk_queue_softirq_done(request_queue_t *, softirq_done_fn *);
extern struct request_queue *blk_init_queue(request_fn_proc *, spinlock_t *);
extern void blk_cleanup_queue(struct request_queue *);
extern void blk_queue_make_request(struct request_queue *, make_request_fn *);
extern void blk_queue_bounce_limit(struct request_queue *, u64);
extern void blk_queue_max_sectors(struct request_queue *, unsigned int);
extern void blk_queue_max_phys_segments(struct request_queue *, unsigned short);
extern void blk_queue_max_hw_segments(struct request_queue *, unsigned short);
extern void blk_queue_max_segment_size(struct request_queue *, unsigned int);
extern void blk_queue_hardsect_size(struct request_queue *, unsigned short);
extern void blk_queue_stack_limits(struct request_queue *t, struct request_queue *b);
extern void blk_queue_segment_boundary(struct request_queue *, unsigned long);
extern void blk_queue_prep_rq(struct request_queue *, prep_rq_fn *pfn);
extern void blk_queue_merge_bvec(struct request_queue *, merge_bvec_fn *);
extern void blk_queue_dma_alignment(struct request_queue *, int);
extern void blk_queue_softirq_done(struct request_queue *, softirq_done_fn *);
extern struct backing_dev_info *blk_get_backing_dev_info(struct block_device *bdev);
extern int blk_queue_ordered(request_queue_t *, unsigned, prepare_flush_fn *);
extern void blk_queue_issue_flush_fn(request_queue_t *, issue_flush_fn *);
extern int blk_do_ordered(request_queue_t *, struct request **);
extern unsigned blk_ordered_cur_seq(request_queue_t *);
extern int blk_queue_ordered(struct request_queue *, unsigned, prepare_flush_fn *);
extern void blk_queue_issue_flush_fn(struct request_queue *, issue_flush_fn *);
extern int blk_do_ordered(struct request_queue *, struct request **);
extern unsigned blk_ordered_cur_seq(struct request_queue *);
extern unsigned blk_ordered_req_seq(struct request *);
extern void blk_ordered_complete_seq(request_queue_t *, unsigned, int);
extern void blk_ordered_complete_seq(struct request_queue *, unsigned, int);
extern int blk_rq_map_sg(request_queue_t *, struct request *, struct scatterlist *);
extern int blk_rq_map_sg(struct request_queue *, struct request *, struct scatterlist *);
extern void blk_dump_rq_flags(struct request *, char *);
extern void generic_unplug_device(request_queue_t *);
extern void __generic_unplug_device(request_queue_t *);
extern void generic_unplug_device(struct request_queue *);
extern void __generic_unplug_device(struct request_queue *);
extern long nr_blockdev_pages(void);
int blk_get_queue(request_queue_t *);
request_queue_t *blk_alloc_queue(gfp_t);
request_queue_t *blk_alloc_queue_node(gfp_t, int);
extern void blk_put_queue(request_queue_t *);
int blk_get_queue(struct request_queue *);
struct request_queue *blk_alloc_queue(gfp_t);
struct request_queue *blk_alloc_queue_node(gfp_t, int);
extern void blk_put_queue(struct request_queue *);
/*
* tag stuff
@ -791,13 +791,13 @@ extern void blk_put_queue(request_queue_t *);
#define blk_queue_tag_depth(q) ((q)->queue_tags->busy)
#define blk_queue_tag_queue(q) ((q)->queue_tags->busy < (q)->queue_tags->max_depth)
#define blk_rq_tagged(rq) ((rq)->cmd_flags & REQ_QUEUED)
extern int blk_queue_start_tag(request_queue_t *, struct request *);
extern struct request *blk_queue_find_tag(request_queue_t *, int);
extern void blk_queue_end_tag(request_queue_t *, struct request *);
extern int blk_queue_init_tags(request_queue_t *, int, struct blk_queue_tag *);
extern void blk_queue_free_tags(request_queue_t *);
extern int blk_queue_resize_tags(request_queue_t *, int);
extern void blk_queue_invalidate_tags(request_queue_t *);
extern int blk_queue_start_tag(struct request_queue *, struct request *);
extern struct request *blk_queue_find_tag(struct request_queue *, int);
extern void blk_queue_end_tag(struct request_queue *, struct request *);
extern int blk_queue_init_tags(struct request_queue *, int, struct blk_queue_tag *);
extern void blk_queue_free_tags(struct request_queue *);
extern int blk_queue_resize_tags(struct request_queue *, int);
extern void blk_queue_invalidate_tags(struct request_queue *);
extern struct blk_queue_tag *blk_init_tags(int);
extern void blk_free_tags(struct blk_queue_tag *);
@ -809,7 +809,7 @@ static inline struct request *blk_map_queue_find_tag(struct blk_queue_tag *bqt,
return bqt->tag_index[tag];
}
extern void blk_rq_bio_prep(request_queue_t *, struct request *, struct bio *);
extern void blk_rq_bio_prep(struct request_queue *, struct request *, struct bio *);
extern int blkdev_issue_flush(struct block_device *, sector_t *);
#define MAX_PHYS_SEGMENTS 128
@ -821,7 +821,7 @@ extern int blkdev_issue_flush(struct block_device *, sector_t *);
#define blkdev_entry_to_request(entry) list_entry((entry), struct request, queuelist)
static inline int queue_hardsect_size(request_queue_t *q)
static inline int queue_hardsect_size(struct request_queue *q)
{
int retval = 512;
@ -836,7 +836,7 @@ static inline int bdev_hardsect_size(struct block_device *bdev)
return queue_hardsect_size(bdev_get_queue(bdev));
}
static inline int queue_dma_alignment(request_queue_t *q)
static inline int queue_dma_alignment(struct request_queue *q)
{
int retval = 511;

2
include/linux/blktrace_api.h
View file

@ -144,7 +144,7 @@ struct blk_user_trace_setup {
#if defined(CONFIG_BLK_DEV_IO_TRACE)
extern int blk_trace_ioctl(struct block_device *, unsigned, char __user *);
extern void blk_trace_shutdown(request_queue_t *);
extern void blk_trace_shutdown(struct request_queue *);
extern void __blk_add_trace(struct blk_trace *, sector_t, int, int, u32, int, int, void *);
/**

76
include/linux/elevator.h
View file

@ -5,29 +5,29 @@
#ifdef CONFIG_BLOCK
typedef int (elevator_merge_fn) (request_queue_t *, struct request **,
typedef int (elevator_merge_fn) (struct request_queue *, struct request **,
struct bio *);
typedef void (elevator_merge_req_fn) (request_queue_t *, struct request *, struct request *);
typedef void (elevator_merge_req_fn) (struct request_queue *, struct request *, struct request *);
typedef void (elevator_merged_fn) (request_queue_t *, struct request *, int);
typedef void (elevator_merged_fn) (struct request_queue *, struct request *, int);
typedef int (elevator_allow_merge_fn) (request_queue_t *, struct request *, struct bio *);
typedef int (elevator_allow_merge_fn) (struct request_queue *, struct request *, struct bio *);
typedef int (elevator_dispatch_fn) (request_queue_t *, int);
typedef int (elevator_dispatch_fn) (struct request_queue *, int);
typedef void (elevator_add_req_fn) (request_queue_t *, struct request *);
typedef int (elevator_queue_empty_fn) (request_queue_t *);
typedef struct request *(elevator_request_list_fn) (request_queue_t *, struct request *);
typedef void (elevator_completed_req_fn) (request_queue_t *, struct request *);
typedef int (elevator_may_queue_fn) (request_queue_t *, int);
typedef void (elevator_add_req_fn) (struct request_queue *, struct request *);
typedef int (elevator_queue_empty_fn) (struct request_queue *);
typedef struct request *(elevator_request_list_fn) (struct request_queue *, struct request *);
typedef void (elevator_completed_req_fn) (struct request_queue *, struct request *);
typedef int (elevator_may_queue_fn) (struct request_queue *, int);
typedef int (elevator_set_req_fn) (request_queue_t *, struct request *, gfp_t);
typedef int (elevator_set_req_fn) (struct request_queue *, struct request *, gfp_t);
typedef void (elevator_put_req_fn) (struct request *);
typedef void (elevator_activate_req_fn) (request_queue_t *, struct request *);
typedef void (elevator_deactivate_req_fn) (request_queue_t *, struct request *);
typedef void (elevator_activate_req_fn) (struct request_queue *, struct request *);
typedef void (elevator_deactivate_req_fn) (struct request_queue *, struct request *);
typedef void *(elevator_init_fn) (request_queue_t *);
typedef void *(elevator_init_fn) (struct request_queue *);
typedef void (elevator_exit_fn) (elevator_t *);
struct elevator_ops
@ -94,27 +94,27 @@ struct elevator_queue
/*
* block elevator interface
*/
extern void elv_dispatch_sort(request_queue_t *, struct request *);
extern void elv_dispatch_add_tail(request_queue_t *, struct request *);
extern void elv_add_request(request_queue_t *, struct request *, int, int);
extern void __elv_add_request(request_queue_t *, struct request *, int, int);
extern void elv_insert(request_queue_t *, struct request *, int);
extern int elv_merge(request_queue_t *, struct request **, struct bio *);
extern void elv_merge_requests(request_queue_t *, struct request *,
extern void elv_dispatch_sort(struct request_queue *, struct request *);
extern void elv_dispatch_add_tail(struct request_queue *, struct request *);
extern void elv_add_request(struct request_queue *, struct request *, int, int);
extern void __elv_add_request(struct request_queue *, struct request *, int, int);
extern void elv_insert(struct request_queue *, struct request *, int);
extern int elv_merge(struct request_queue *, struct request **, struct bio *);
extern void elv_merge_requests(struct request_queue *, struct request *,
struct request *);
extern void elv_merged_request(request_queue_t *, struct request *, int);
extern void elv_dequeue_request(request_queue_t *, struct request *);
extern void elv_requeue_request(request_queue_t *, struct request *);
extern int elv_queue_empty(request_queue_t *);
extern void elv_merged_request(struct request_queue *, struct request *, int);
extern void elv_dequeue_request(struct request_queue *, struct request *);
extern void elv_requeue_request(struct request_queue *, struct request *);
extern int elv_queue_empty(struct request_queue *);
extern struct request *elv_next_request(struct request_queue *q);
extern struct request *elv_former_request(request_queue_t *, struct request *);
extern struct request *elv_latter_request(request_queue_t *, struct request *);
extern int elv_register_queue(request_queue_t *q);
extern void elv_unregister_queue(request_queue_t *q);
extern int elv_may_queue(request_queue_t *, int);
extern void elv_completed_request(request_queue_t *, struct request *);
extern int elv_set_request(request_queue_t *, struct request *, gfp_t);
extern void elv_put_request(request_queue_t *, struct request *);
extern struct request *elv_former_request(struct request_queue *, struct request *);
extern struct request *elv_latter_request(struct request_queue *, struct request *);
extern int elv_register_queue(struct request_queue *q);
extern void elv_unregister_queue(struct request_queue *q);
extern int elv_may_queue(struct request_queue *, int);
extern void elv_completed_request(struct request_queue *, struct request *);
extern int elv_set_request(struct request_queue *, struct request *, gfp_t);
extern void elv_put_request(struct request_queue *, struct request *);
/*
* io scheduler registration
@ -125,18 +125,18 @@ extern void elv_unregister(struct elevator_type *);
/*
* io scheduler sysfs switching
*/
extern ssize_t elv_iosched_show(request_queue_t *, char *);
extern ssize_t elv_iosched_store(request_queue_t *, const char *, size_t);
extern ssize_t elv_iosched_show(struct request_queue *, char *);
extern ssize_t elv_iosched_store(struct request_queue *, const char *, size_t);
extern int elevator_init(request_queue_t *, char *);
extern int elevator_init(struct request_queue *, char *);
extern void elevator_exit(elevator_t *);
extern int elv_rq_merge_ok(struct request *, struct bio *);
/*
* Helper functions.
*/
extern struct request *elv_rb_former_request(request_queue_t *, struct request *);
extern struct request *elv_rb_latter_request(request_queue_t *, struct request *);
extern struct request *elv_rb_former_request(struct request_queue *, struct request *);
extern struct request *elv_rb_latter_request(struct request_queue *, struct request *);
/*
* rb support functions.

4
include/linux/ide.h
View file

@ -555,7 +555,7 @@ typedef struct ide_drive_s {
char name[4]; /* drive name, such as "hda" */
char driver_req[10]; /* requests specific driver */
request_queue_t *queue; /* request queue */
struct request_queue *queue; /* request queue */
struct request *rq; /* current request */
struct ide_drive_s *next; /* circular list of hwgroup drives */
@ -1206,7 +1206,7 @@ extern void ide_stall_queue(ide_drive_t *drive, unsigned long timeout);
extern int ide_spin_wait_hwgroup(ide_drive_t *);
extern void ide_timer_expiry(unsigned long);
extern irqreturn_t ide_intr(int irq, void *dev_id);
extern void do_ide_request(request_queue_t *);
extern void do_ide_request(struct request_queue *);
void ide_init_disk(struct gendisk *, ide_drive_t *);

2
include/linux/loop.h
View file

@ -63,7 +63,7 @@ struct loop_device {
struct task_struct *lo_thread;
wait_queue_head_t lo_event;
request_queue_t *lo_queue;
struct request_queue *lo_queue;
struct gendisk *lo_disk;
struct list_head lo_list;
};

4
include/linux/raid/md_k.h
View file

@ -227,7 +227,7 @@ struct mddev_s
unsigned int safemode_delay;
struct timer_list safemode_timer;
atomic_t writes_pending;
request_queue_t *queue; /* for plugging ... */
struct request_queue *queue; /* for plugging ... */
atomic_t write_behind; /* outstanding async IO */
unsigned int max_write_behind; /* 0 = sync */
@ -265,7 +265,7 @@ struct mdk_personality
int level;
struct list_head list;
struct module *owner;
int (*make_request)(request_queue_t *q, struct bio *bio);
int (*make_request)(struct request_queue *q, struct bio *bio);
int (*run)(mddev_t *mddev);
int (*stop)(mddev_t *mddev);
void (*status)(struct seq_file *seq, mddev_t *mddev);

2
include/scsi/sd.h
View file

@ -57,7 +57,7 @@ static int sd_resume(struct device *dev);
static void sd_rescan(struct device *);
static int sd_init_command(struct scsi_cmnd *);
static int sd_issue_flush(struct device *, sector_t *);
static void sd_prepare_flush(request_queue_t *, struct request *);
static void sd_prepare_flush(struct request_queue *, struct request *);
static void sd_read_capacity(struct scsi_disk *sdkp, unsigned char *buffer);
static void scsi_disk_release(struct class_device *cdev);
static void sd_print_sense_hdr(struct scsi_disk *, struct scsi_sense_hdr *);

4
mm/bounce.c
View file

@ -190,7 +190,7 @@ static int bounce_end_io_read_isa(struct bio *bio, unsigned int bytes_done, int
return 0;
}
static void __blk_queue_bounce(request_queue_t *q, struct bio **bio_orig,
static void __blk_queue_bounce(struct request_queue *q, struct bio **bio_orig,
mempool_t *pool)
{
struct page *page;
@ -275,7 +275,7 @@ static void __blk_queue_bounce(request_queue_t *q, struct bio **bio_orig,
*bio_orig = bio;
}
void blk_queue_bounce(request_queue_t *q, struct bio **bio_orig)
void blk_queue_bounce(struct request_queue *q, struct bio **bio_orig)
{
mempool_t *pool;