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xen: struct device - replace bus_id with dev_name(), dev_set_name()

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CC: Jeremy Fitzhardinge <jeremy@goop.org>
Signed-off-by: Kay Sievers <kay.sievers@vrfy.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Kay Sievers 2009-01-06 10:44:34 -08:00 committed by Greg Kroah-Hartman
parent 035da16fb5
commit 2a678cc539
2 changed files with 18 additions and 13 deletions
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27
drivers/xen/xenbus/xenbus_probe.c
View file

@ -99,15 +99,15 @@ static int xenbus_uevent(struct device *_dev, struct kobj_uevent_env *env)
}
/* device/<type>/<id> => <type>-<id> */
static int frontend_bus_id(char bus_id[BUS_ID_SIZE], const char *nodename)
static int frontend_bus_id(char bus_id[XEN_BUS_ID_SIZE], const char *nodename)
{
nodename = strchr(nodename, '/');
if (!nodename || strlen(nodename + 1) >= BUS_ID_SIZE) {
if (!nodename || strlen(nodename + 1) >= XEN_BUS_ID_SIZE) {
printk(KERN_WARNING "XENBUS: bad frontend %s\n", nodename);
return -EINVAL;
}
strlcpy(bus_id, nodename + 1, BUS_ID_SIZE);
strlcpy(bus_id, nodename + 1, XEN_BUS_ID_SIZE);
if (!strchr(bus_id, '/')) {
printk(KERN_WARNING "XENBUS: bus_id %s no slash\n", bus_id);
return -EINVAL;
@ -460,6 +460,7 @@ int xenbus_probe_node(struct xen_bus_type *bus,
const char *type,
const char *nodename)
{
char devname[XEN_BUS_ID_SIZE];
int err;
struct xenbus_device *xendev;
size_t stringlen;
@ -494,10 +495,12 @@ int xenbus_probe_node(struct xen_bus_type *bus,
xendev->dev.bus = &bus->bus;
xendev->dev.release = xenbus_dev_release;
err = bus->get_bus_id(xendev->dev.bus_id, xendev->nodename);
err = bus->get_bus_id(devname, xendev->nodename);
if (err)
goto fail;
dev_set_name(&xendev->dev, devname);
/* Register with generic device framework. */
err = device_register(&xendev->dev);
if (err)
@ -611,7 +614,7 @@ void xenbus_dev_changed(const char *node, struct xen_bus_type *bus)
{
int exists, rootlen;
struct xenbus_device *dev;
char type[BUS_ID_SIZE];
char type[XEN_BUS_ID_SIZE];
const char *p, *root;
if (char_count(node, '/') < 2)
@ -625,8 +628,8 @@ void xenbus_dev_changed(const char *node, struct xen_bus_type *bus)
/* backend/<type>/... or device/<type>/... */
p = strchr(node, '/') + 1;
snprintf(type, BUS_ID_SIZE, "%.*s", (int)strcspn(p, "/"), p);
type[BUS_ID_SIZE-1] = '\0';
snprintf(type, XEN_BUS_ID_SIZE, "%.*s", (int)strcspn(p, "/"), p);
type[XEN_BUS_ID_SIZE-1] = '\0';
rootlen = strsep_len(node, '/', bus->levels);
if (rootlen < 0)
@ -674,7 +677,7 @@ static int suspend_dev(struct device *dev, void *data)
err = drv->suspend(xdev);
if (err)
printk(KERN_WARNING
"xenbus: suspend %s failed: %i\n", dev->bus_id, err);
"xenbus: suspend %s failed: %i\n", dev_name(dev), err);
return 0;
}
@ -695,7 +698,7 @@ static int suspend_cancel_dev(struct device *dev, void *data)
if (err)
printk(KERN_WARNING
"xenbus: suspend_cancel %s failed: %i\n",
dev->bus_id, err);
dev_name(dev), err);
return 0;
}
@ -717,7 +720,7 @@ static int resume_dev(struct device *dev, void *data)
if (err) {
printk(KERN_WARNING
"xenbus: resume (talk_to_otherend) %s failed: %i\n",
dev->bus_id, err);
dev_name(dev), err);
return err;
}
@ -728,7 +731,7 @@ static int resume_dev(struct device *dev, void *data)
if (err) {
printk(KERN_WARNING
"xenbus: resume %s failed: %i\n",
dev->bus_id, err);
dev_name(dev), err);
return err;
}
}
@ -737,7 +740,7 @@ static int resume_dev(struct device *dev, void *data)
if (err) {
printk(KERN_WARNING
"xenbus_probe: resume (watch_otherend) %s failed: "
"%d.\n", dev->bus_id, err);
"%d.\n", dev_name(dev), err);
return err;
}

4
drivers/xen/xenbus/xenbus_probe.h
View file

@ -34,6 +34,8 @@
#ifndef _XENBUS_PROBE_H
#define _XENBUS_PROBE_H
#define XEN_BUS_ID_SIZE 20
#ifdef CONFIG_XEN_BACKEND
extern void xenbus_backend_suspend(int (*fn)(struct device *, void *));
extern void xenbus_backend_resume(int (*fn)(struct device *, void *));
@ -52,7 +54,7 @@ struct xen_bus_type
{
char *root;
unsigned int levels;
int (*get_bus_id)(char bus_id[BUS_ID_SIZE], const char *nodename);
int (*get_bus_id)(char bus_id[XEN_BUS_ID_SIZE], const char *nodename);
int (*probe)(const char *type, const char *dir);
struct bus_type bus;
};