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async_tx: remove depend_tx from async_tx_sync_epilog

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All callers of async_tx_sync_epilog have called async_tx_quiesce on the
depend_tx, so async_tx_sync_epilog need only call the callback to
complete the operation.

Signed-off-by: Dan Williams <dan.j.williams@intel.com>
This commit is contained in:
Dan Williams 2008-07-17 17:59:55 -07:00
parent d2c52b7983
commit 3dce017137
5 changed files with 7 additions and 15 deletions
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2
crypto/async_tx/async_memcpy.c
View file

@ -83,7 +83,7 @@ async_memcpy(struct page *dest, struct page *src, unsigned int dest_offset,
kunmap_atomic(dest_buf, KM_USER0);
kunmap_atomic(src_buf, KM_USER1);
async_tx_sync_epilog(flags, depend_tx, cb_fn, cb_param);
async_tx_sync_epilog(cb_fn, cb_param);
}
return tx;

2
crypto/async_tx/async_memset.c
View file

@ -76,7 +76,7 @@ async_memset(struct page *dest, int val, unsigned int offset,
memset(dest_buf, val, len);
async_tx_sync_epilog(flags, depend_tx, cb_fn, cb_param);
async_tx_sync_epilog(cb_fn, cb_param);
}
return tx;

2
crypto/async_tx/async_tx.c
View file

@ -609,7 +609,7 @@ async_trigger_callback(enum async_tx_flags flags,
/* wait for any prerequisite operations */
async_tx_quiesce(&depend_tx);
async_tx_sync_epilog(flags, depend_tx, cb_fn, cb_param);
async_tx_sync_epilog(cb_fn, cb_param);
}
return tx;

7
crypto/async_tx/async_xor.c
View file

@ -121,7 +121,6 @@ do_async_xor(struct dma_chan *chan, struct page *dest, struct page **src_list,
static void
do_sync_xor(struct page *dest, struct page **src_list, unsigned int offset,
int src_cnt, size_t len, enum async_tx_flags flags,
struct dma_async_tx_descriptor *depend_tx,
dma_async_tx_callback cb_fn, void *cb_param)
{
int i;
@ -150,7 +149,7 @@ do_sync_xor(struct page *dest, struct page **src_list, unsigned int offset,
src_off += xor_src_cnt;
}
async_tx_sync_epilog(flags, depend_tx, cb_fn, cb_param);
async_tx_sync_epilog(cb_fn, cb_param);
}
/**
@ -204,7 +203,7 @@ async_xor(struct page *dest, struct page **src_list, unsigned int offset,
async_tx_quiesce(&depend_tx);
do_sync_xor(dest, src_list, offset, src_cnt, len,
flags, depend_tx, cb_fn, cb_param);
flags, cb_fn, cb_param);
return NULL;
}
@ -287,7 +286,7 @@ async_xor_zero_sum(struct page *dest, struct page **src_list,
*result = page_is_zero(dest, offset, len) ? 0 : 1;
async_tx_sync_epilog(flags, depend_tx, cb_fn, cb_param);
async_tx_sync_epilog(cb_fn, cb_param);
}
return tx;

9
include/linux/async_tx.h
View file

@ -101,21 +101,14 @@ async_tx_find_channel(struct dma_async_tx_descriptor *depend_tx,
/**
* async_tx_sync_epilog - actions to take if an operation is run synchronously
* @flags: async_tx flags
* @depend_tx: transaction depends on depend_tx
* @cb_fn: function to call when the transaction completes
* @cb_fn_param: parameter to pass to the callback routine
*/
static inline void
async_tx_sync_epilog(unsigned long flags,
struct dma_async_tx_descriptor *depend_tx,
dma_async_tx_callback cb_fn, void *cb_fn_param)
async_tx_sync_epilog(dma_async_tx_callback cb_fn, void *cb_fn_param)
{
if (cb_fn)
cb_fn(cb_fn_param);
if (depend_tx && (flags & ASYNC_TX_DEP_ACK))
async_tx_ack(depend_tx);
}
void