init/do_mounts.c: add maj:min syntax comment

The name_to_dev_t function has a comment block which lists the supported
syntaxes for the device name.  Add a bullet for the <major>:<minor>
syntax, which is already supported in the code

Signed-off-by: Sebastian Capella <sebastian.capella@linaro.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

diff --git a/init/do_mounts.c b/init/do_mounts.c
index a51cddc..8e5addc 100644 (file)
--- a/init/do_mounts.c
+++ b/init/do_mounts.c
@@ -197,6 +197,8 @@ done:
  *        is a zero-filled hex representation of the 1-based partition number.
  *     7) PARTUUID=<UUID>/PARTNROFF=<int> to select a partition in relation to
  *        a partition with a known unique id.
+ *     8) <major>:<minor> major and minor number of the device separated by
+ *        a colon.
  *
  *     If name doesn't have fall into the categories above, we return (0,0).
  *     block_class is used to check if something is a disk name. If the disk