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| author | Matt Turner <mattst88@gmail.com> | 2010-04-28 22:49:36 -0400 |
|---|---|---|
| committer | Matt Turner <mattst88@monolith.freenet-rz.de> | 2010-05-26 00:40:28 +0200 |
| commit | a75f5f0f0a3676216e0015b3040c785dbfe1e0da (patch) | |
| tree | c6cd7600562dd0d374e4d41a1d558ce96ef6c7e2 /fs/adfs/adfs.h | |
| parent | 1cb3d8e2c8d30d2cbfe42b696d501d0a016edec1 (diff) | |
| download | blackbird-op-linux-a75f5f0f0a3676216e0015b3040c785dbfe1e0da.tar.gz blackbird-op-linux-a75f5f0f0a3676216e0015b3040c785dbfe1e0da.zip | |
alpha: simplify and optimize sched_find_first_bit
Search only the first 100 bits instead of 140, saving a couple
instructions. The resulting code is about 1/3 faster (40K ticks/1000
iterations down to 30K ticks/1000 iterations).
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Ivan Kokshaysky <ink@jurassic.park.msu.ru>
Cc: linux-alpha@vger.kernel.org
Acked-by: Richard Henderson <rth@twiddle.net>
Signed-off-by: Matt Turner <mattst88@gmail.com>
Diffstat (limited to 'fs/adfs/adfs.h')
0 files changed, 0 insertions, 0 deletions
