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| author | Richard Kennedy <richard@rsk.demon.co.uk> | 2010-02-22 12:49:24 (GMT) |
|---|---|---|
| committer | Jens Axboe <jens.axboe@oracle.com> | 2010-02-22 12:49:24 (GMT) |
| commit | c4081ba5c9f6f7bdffe49e501a8604a2c0797ef9 (patch) | |
| tree | 2c2f59a61dc7a68088ff36262de3834b46334477 /Documentation/accounting | |
| parent | f11cbd74c5ff3614f6390b4de67a6ffdc614c378 (diff) | |
| download | linux-fsl-qoriq-c4081ba5c9f6f7bdffe49e501a8604a2c0797ef9.tar.xz | |
cfq: reorder cfq_queue removing padding on 64bit
This removes 8 bytes of padding from struct cfq_queue on 64 bit builds,
shrinking it's size to 256 bytes, so fitting into 1 fewer cachelines and
allowing 1 more object/slab in it's kmem_cache.
Signed-off-by: Richard Kennedy <richard@rsk.demon.co.uk>
Reviewed-by: Jeff Moyer <jmoyer@redhat.com>
----
patch against 2.6.33-rc8
tested on x86_64 AMDX2
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Diffstat (limited to 'Documentation/accounting')
0 files changed, 0 insertions, 0 deletions