path: root/Documentation
diff options
authorNamjae Jeon <linkinjeon@gmail.com>2012-08-21 16:15:46 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2012-08-21 16:45:02 -0700
commitd65226e2bfe9dd96f193d61892e20fcda9524d22 (patch)
tree16b2abd523c93afc27142ff839215cebebfb6bf9 /Documentation
parentf9aed62a2b12a8e04077737c9942111e14ed738e (diff)
Documentation: update mount option in filesystem/vfat.txt
Update two mount options(discard, nfs) in vfat.txt. Signed-off-by: Namjae Jeon <linkinjeon@gmail.com> Acked-by: OGAWA Hirofumi <hirofumi@mail.parknet.co.jp> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'Documentation')
1 files changed, 11 insertions, 0 deletions
diff --git a/Documentation/filesystems/vfat.txt b/Documentation/filesystems/vfat.txt
index ead764b2728f..de1e6c4dccff 100644
--- a/Documentation/filesystems/vfat.txt
+++ b/Documentation/filesystems/vfat.txt
@@ -137,6 +137,17 @@ errors=panic|continue|remount-ro
without doing anything or remount the partition in
read-only mode (default behavior).
+discard -- If set, issues discard/TRIM commands to the block
+ device when blocks are freed. This is useful for SSD devices
+ and sparse/thinly-provisoned LUNs.
+nfs -- This option maintains an index (cache) of directory
+ inodes by i_logstart which is used by the nfs-related code to
+ improve look-ups.
+ Enable this only if you want to export the FAT filesystem
+ over NFS
<bool>: 0,1,yes,no,true,false