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(parent: 64d01dc) | patch
block: reorder struct bio to remove padding on 64bit
authorRichard Kennedy <richard@rsk.demon.co.uk>
Wed, 3 Dec 2008 11:41:40 +0000 (12:41 +0100)
committerJens Axboe <jens.axboe@oracle.com>
Mon, 29 Dec 2008 07:28:44 +0000 (08:28 +0100)
commitba744d5e290055d171c68067259fcc1e2721f542
tree0a242e1ceae3b4ddcac77592819c455c61ff5a24tree | snapshot
parent64d01dc9e1927e6535627d73f2336c75d1dd3fe2commit | diff
block: reorder struct bio to remove padding on 64bit

Remove 8 bytes of padding from struct bio which also removes 16 bytes from
struct bio_pair to make it 248 bytes.  bio_pair then fits into one fewer
cache lines & into a smaller slab.

Signed-off-by: Richard Kennedy <richard@rsk.demon.co.uk>
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
include/linux/bio.h diff | blob | history
Domain: System / Uncategorized;