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driver-core: prepare for 2.6.27 api change by adding dev_set_name

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Create the dev_set_name function now so that various subsystems can
start changing over to it before other changes in 2.6.27 will make it
compulsory.

Cc: Kay Sievers <kay.sievers@vrfy.org>
Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Stephen Rothwell 2008-05-30 10:16:40 +10:00 committed by Greg Kroah-Hartman
parent 0a2ce2ffc3
commit 413c239fad
2 changed files with 18 additions and 0 deletions
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15
drivers/base/core.c
View file

@ -759,6 +759,21 @@ static void device_remove_class_symlinks(struct device *dev)
sysfs_remove_link(&dev->kobj, "subsystem");
}
/**
* dev_set_name - set a device name
* @dev: device
*/
int dev_set_name(struct device *dev, const char *fmt, ...)
{
va_list vargs;
va_start(vargs, fmt);
vsnprintf(dev->bus_id, sizeof(dev->bus_id), fmt, vargs);
va_end(vargs);
return 0;
}
EXPORT_SYMBOL_GPL(dev_set_name);
/**
* device_add - add device to device hierarchy.
* @dev: device.

3
include/linux/device.h
View file

@ -385,6 +385,9 @@ static inline const char *dev_name(struct device *dev)
return dev->bus_id;
}
extern int dev_set_name(struct device *dev, const char *name, ...)
__attribute__((format(printf, 2, 3)));
#ifdef CONFIG_NUMA
static inline int dev_to_node(struct device *dev)
{