path: root/Documentation
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authorLinus Torvalds <torvalds@linux-foundation.org>2008-10-20 09:19:03 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2008-10-20 09:19:03 -0700
commit396b122f6af3d329df3b4d688f6e66de3e2a399a (patch)
tree0b4185d529c1ba4c8eca1de23f14beecbe460323 /Documentation
parented402af3c23a4804b3f8899263e8d0f97c62ab49 (diff)
parent54779aabb0183bbe049d2b52e96cd148366dfb0b (diff)
Merge branch 'linux-next' of git://git.infradead.org/ubifs-2.6
* 'linux-next' of git://git.infradead.org/ubifs-2.6: (25 commits) UBIFS: fix ubifs_compress commentary UBIFS: amend printk UBIFS: do not read unnecessary bytes when unpacking bits UBIFS: check buffer length when scanning for LPT nodes UBIFS: correct condition to eliminate unecessary assignment UBIFS: add more debugging messages for LPT UBIFS: fix bulk-read handling uptodate pages UBIFS: improve garbage collection UBIFS: allow for sync_fs when read-only UBIFS: commit on sync_fs UBIFS: correct comment for commit_on_unmount UBIFS: update dbg_dump_inode UBIFS: fix commentary UBIFS: fix races in bit-fields UBIFS: ensure data read beyond i_size is zeroed out correctly UBIFS: correct key comparison UBIFS: use bit-fields when possible UBIFS: check data CRC when in error state UBIFS: improve znode splitting rules UBIFS: add no_chk_data_crc mount option ...
Diffstat (limited to 'Documentation')
1 files changed, 9 insertions, 0 deletions
diff --git a/Documentation/filesystems/ubifs.txt b/Documentation/filesystems/ubifs.txt
index 6a0d70a22f0..dd84ea3c10d 100644
--- a/Documentation/filesystems/ubifs.txt
+++ b/Documentation/filesystems/ubifs.txt
@@ -86,6 +86,15 @@ norm_unmount (*) commit on unmount; the journal is committed
fast_unmount do not commit on unmount; this option makes
unmount faster, but the next mount slower
because of the need to replay the journal.
+bulk_read read more in one go to take advantage of flash
+ media that read faster sequentially
+no_bulk_read (*) do not bulk-read
+no_chk_data_crc skip checking of CRCs on data nodes in order to
+ improve read performance. Use this option only
+ if the flash media is highly reliable. The effect
+ of this option is that corruption of the contents
+ of a file can go unnoticed.
+chk_data_crc (*) do not skip checking CRCs on data nodes
Quick usage instructions