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(parent: 041b78f) | patch
percpu_counter: use this_cpu_ptr() instead of per_cpu_ptr()
authorChristoph Lameter <cl@linux.com>
Tue, 26 Oct 2010 21:23:09 +0000 (14:23 -0700)
committerLinus Torvalds <torvalds@linux-foundation.org>
Tue, 26 Oct 2010 23:52:19 +0000 (16:52 -0700)
commitea00c30b5b31baa91be29bee966204eccc15e9d3
treede5ad33475f3234048cc07d4676d963b8b4f314etree | snapshot
parent041b78f232bb87b2de8ca3fed50384bc7dc9c2decommit | diff
percpu_counter: use this_cpu_ptr() instead of per_cpu_ptr()

this_cpu_ptr() avoids an array lookup and can use the percpu offset of the
local cpu directly.

Signed-off-by: Christoph Lameter <cl@linux.com>
Cc: Eric Dumazet <eric.dumazet@gmail.com>
Cc: Tejun Heo <tj@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
lib/percpu_counter.c diff | blob | history
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