diff options
| author | Kay Sievers <kay.sievers@vrfy.org> | 2009-04-30 15:23:42 +0200 |
|---|---|---|
| committer | Stephen Rothwell <sfr@canb.auug.org.au> | 2009-05-12 09:45:22 +1000 |
| commit | c392dfbdb4649a46a492326fa0889264066ab99e (patch) | |
| tree | ae91bbc676cbbb0c8bf99f10c6856e869bedbae2 /block | |
| parent | 40783d086775ab55328930680222b1e4306901ac (diff) | |
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>
Diffstat (limited to 'block')
| -rw-r--r-- | block/genhd.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/block/genhd.c b/block/genhd.c index 1a4916e01732..a05d8cce1931 100644 --- a/block/genhd.c +++ b/block/genhd.c @@ -985,10 +985,20 @@ 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 |