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author | Linus Torvalds <torvalds@linux-foundation.org> | 2010-03-03 08:53:49 -0800 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2010-03-03 08:53:49 -0800 |
commit | feaf77d51a6e2e95f60c8095ac7282e610ede798 (patch) | |
tree | 77f446c0ac5d58eeb725975a1b579eda22f1f2e5 /Documentation | |
parent | eca281aad0c293e7698edea5834c252dd8108afa (diff) | |
parent | 0d561f12b490dd2b993d73112d3297007688e6df (diff) | |
download | op-kernel-dev-feaf77d51a6e2e95f60c8095ac7282e610ede798.zip op-kernel-dev-feaf77d51a6e2e95f60c8095ac7282e610ede798.tar.gz |
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/ryusuke/nilfs2
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/ryusuke/nilfs2:
nilfs2: add reader's lock for cno in nilfs_ioctl_sync
nilfs2: delete unnecessary condition in load_segment_summary
nilfs2: move iterator to write log into segment buffer
nilfs2: get rid of s_dirt flag use
nilfs2: get rid of nilfs_segctor_req struct
nilfs2: delete unnecessary condition in nilfs_dat_translate
nilfs2: fix potential hang in nilfs_error on errors=remount-ro
nilfs2: use mnt_want_write in ioctls where write access is needed
nilfs2: issue discard request after cleaning segments
Diffstat (limited to 'Documentation')
-rw-r--r-- | Documentation/filesystems/nilfs2.txt | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/Documentation/filesystems/nilfs2.txt b/Documentation/filesystems/nilfs2.txt index 839efd8..cf6d0d8 100644 --- a/Documentation/filesystems/nilfs2.txt +++ b/Documentation/filesystems/nilfs2.txt @@ -74,6 +74,9 @@ norecovery Disable recovery of the filesystem on mount. This disables every write access on the device for read-only mounts or snapshots. This option will fail for r/w mounts on an unclean volume. +discard Issue discard/TRIM commands to the underlying block + device when blocks are freed. This is useful for SSD + devices and sparse/thinly-provisioned LUNs. NILFS2 usage ============ |