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(parent: 7636e60) | patch
block: Split bios on chunk boundaries
authorKeith Busch <keith.busch@intel.com>
Tue, 22 Dec 2015 22:48:44 +0000 (15:48 -0700)
committerJens Axboe <axboe@fb.com>
Wed, 23 Dec 2015 00:19:25 +0000 (17:19 -0700)
commit153d258e7d8701847339a71da81e88e43eae31ab
treedd55bd6363e04a32ca4e39661cd097cdb4fa7efftree | snapshot
parent7636e604f6c8c867fbefe5d932c79025f1d5aed5commit | diff
block: Split bios on chunk boundaries

For h/w that advertise their block storage's underlying chunk size, it's
a big performance win to not submit commands that cross them. This patch
uses that criteria if it is provided. If it is not provided, this patch
uses the max sectors as before.

Signed-off-by: Keith Busch <keith.busch@intel.com>
Signed-off-by: Jens Axboe <axboe@fb.com>
block/blk-merge.c diff | blob | history
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