Driver Core: block: add nodename support for block drivers.

This adds support for block drivers to report their requested nodename
to userspace.  It also updates a number of block drivers to provide the
needed subdirectory and device name to be used for them.

Signed-off-by: Kay Sievers <kay.sievers@vrfy.org>
Signed-off-by: Jan Blunck <jblunck@suse.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Kay Sievers
2009-04-30 15:23:42 +02:00
committed by Greg Kroah-Hartman
parent f7a386c5b8
commit b03f38b685
3 changed files with 18 additions and 1 deletions
+10
View File
@@ -996,10 +996,20 @@ struct class block_class = {
.name = "block",
};
static char *block_nodename(struct device *dev)
{
struct gendisk *disk = dev_to_disk(dev);
if (disk->nodename)
return disk->nodename(disk);
return NULL;
}
static struct device_type disk_type = {
.name = "disk",
.groups = disk_attr_groups,
.release = disk_release,
.nodename = block_nodename,
};
#ifdef CONFIG_PROC_FS