diff options
| author |   Mel Gorman <mgorman@suse.de> | 2012-07-31 16:44:30 -0700 |
|---|---|---|
| committer |   Linus Torvalds <torvalds@linux-foundation.org> | 2012-07-31 18:42:46 -0700 |
| commit | 381760eadc393bcb1bb328510ad75cf13431806d (patch) | |
| tree | 4db4e80b82ea78e1b486ebde7feb835a2de5c2ef /drivers/block/nbd.c | |
| parent | netvm: set PF_MEMALLOC as appropriate during SKB processing (diff) | |
| download | linux-dev-381760eadc393bcb1bb328510ad75cf13431806d.tar.xz linux-dev-381760eadc393bcb1bb328510ad75cf13431806d.zip | |
mm: micro-optimise slab to avoid a function call
Getting and putting objects in SLAB currently requires a function call but
the bulk of the work is related to PFMEMALLOC reserves which are only
consumed when network-backed storage is critical. Use an inline function
to determine if the function call is required.
Signed-off-by: Mel Gorman <mgorman@suse.de>
Cc: David Miller <davem@davemloft.net>
Cc: Neil Brown <neilb@suse.de>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Mike Christie <michaelc@cs.wisc.edu>
Cc: Eric B Munson <emunson@mgebm.net>
Cc: Eric Dumazet <eric.dumazet@gmail.com>
Cc: Sebastian Andrzej Siewior <sebastian@breakpoint.cc>
Cc: Mel Gorman <mgorman@suse.de>
Cc: Christoph Lameter <cl@linux.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/block/nbd.c')
0 files changed, 0 insertions, 0 deletions