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(parent: a31a973) | patch
bio: only mempool back the largest bio_vec slab cache
authorJens Axboe <jens.axboe@oracle.com>
Thu, 11 Dec 2008 10:53:43 +0000 (11:53 +0100)
committerJens Axboe <jens.axboe@oracle.com>
Mon, 29 Dec 2008 07:28:46 +0000 (08:28 +0100)
commit7ff9345ffac56743b5001561bc2dc1e041b79149
treeaede8c4b4b52c7808cdea7ec039655accffd2298tree | snapshot (tar.gz zip)
parenta31a97381cdf7dceb03b797a8faf9bc8a01c65d1commit | diff
bio: only mempool back the largest bio_vec slab cache

We only very rarely need the mempool backing, so it makes sense to
get rid of all but one of the mempool in a bio_set. So keep the
largest bio_vec count mempool so we can always honor the largest
allocation, and "upgrade" callers that fail.

Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
fs/bio.c diff | blob | blame | history
include/linux/bio.h diff | blob | blame | history