driver-core: prepare for 2.6.27 api change by adding dev_set_name
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>
diff --git a/drivers/base/core.c b/drivers/base/core.c
index 72eccae..422cfca 100644
--- a/drivers/base/core.c
+++ b/drivers/base/core.c
@@ -760,6 +760,21 @@
}
/**
+ * 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.
*
diff --git a/include/linux/device.h b/include/linux/device.h
index 14616e8..6a2d04c 100644
--- a/include/linux/device.h
+++ b/include/linux/device.h
@@ -385,6 +385,9 @@
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)
{