blkid: add TODO hint about DM devnames in sysfs

Signed-off-by: Karel Zak <kzak@redhat.com>

diff --git a/libs/blkid/TODO b/libs/blkid/TODO
index 77e76c75a7bc4780511dc706fad6d837e8997f9f..e09ec794817cb34368597b0a3001b92f4d4f9537 100644 (file)
--- a/libs/blkid/TODO
+++ b/libs/blkid/TODO
@@ -47,3 +47,8 @@
    [ -- Christoph Hellwig, 16 Feb 2009 ]
    (1) http://git.kernel.org/?p=fs/xfs/xfsprogs-dev.git;a=tree;f=libdisk;
 
+ - use /sys/block/<devname>/dm/name rather than scan /dev/mapper/ for the name
+   (see devname.c: probe_one()). The sysfs entry has been introduced by kernel
+   patch 784aae735d9b0bba3f8b9faef4c8b30df3bf0128.
+
+