diff options
| author | Linus Torvalds <torvalds@linux-foundation.org> | 2009-07-01 10:41:09 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-07-01 10:41:09 -0700 |
| commit | 2027bd9f9290ede1664d5fa18b3fbd6c5f7401d3 (patch) | |
| tree | ba5a8fe8e2373744edc22974571a953840d6c9e8 /Documentation | |
| parent | 544ae5f96e14998cabc637fa20cf409eb92a0dd0 (diff) | |
| parent | b706f64281b24d8b1fdc8ae883700131d365c412 (diff) | |
Merge branch 'for-linus' of git://git.kernel.dk/linux-2.6-block
* 'for-linus' of git://git.kernel.dk/linux-2.6-block:
cfq-iosched: remove redundant check for NULL cfqq in cfq_set_request()
blocK: Restore barrier support for md and probably other virtual devices.
block: get rid of queue-private command filter
block: Create bip slabs with embedded integrity vectors
cfq-iosched: get rid of the need for __GFP_NOFAIL in cfq_find_alloc_queue()
cfq-iosched: move cfqq initialization out of cfq_find_alloc_queue()
Trivial typo fixes in Documentation/block/data-integrity.txt.
Diffstat (limited to 'Documentation')
| -rw-r--r-- | Documentation/block/data-integrity.txt | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/Documentation/block/data-integrity.txt b/Documentation/block/data-integrity.txt index e8ca040ba2c..2d735b0ae38 100644 --- a/Documentation/block/data-integrity.txt +++ b/Documentation/block/data-integrity.txt @@ -50,7 +50,7 @@ encouraged them to allow separation of the data and integrity metadata scatter-gather lists. The controller will interleave the buffers on write and split them on -read. This means that the Linux can DMA the data buffers to and from +read. This means that Linux can DMA the data buffers to and from host memory without changes to the page cache. Also, the 16-bit CRC checksum mandated by both the SCSI and SATA specs @@ -66,7 +66,7 @@ software RAID5). The IP checksum is weaker than the CRC in terms of detecting bit errors. However, the strength is really in the separation of the data -buffers and the integrity metadata. These two distinct buffers much +buffers and the integrity metadata. These two distinct buffers must match up for an I/O to complete. The separation of the data and integrity metadata buffers as well as |