linux/arch/alpha
Matt Turner a75f5f0f0a 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>
2010-05-26 00:40:28 +02:00
..
boot include cleanup: Update gfp.h and slab.h includes to prepare for breaking implicit slab.h inclusion from percpu.h 2010-03-30 22:02:32 +09:00
include/asm alpha: simplify and optimize sched_find_first_bit 2010-05-26 00:40:28 +02:00
kernel Convert alpha to use clocksources instead of arch_gettimeoffset 2010-05-26 00:40:27 +02:00
lib remove __attribute_used__ 2008-01-28 23:21:18 +01:00
math-emu endian: #define __BYTE_ORDER 2010-05-25 08:07:02 -07:00
mm alpha: invoke oom-killer from page fault 2010-05-26 00:40:28 +02:00
oprofile oprofile: more whitespace fixes 2008-10-15 20:55:51 +02:00
defconfig alpha/parisc: remove config variable DEBUG_RWLOCK 2008-02-06 10:41:03 -08:00
Kconfig Convert alpha to use clocksources instead of arch_gettimeoffset 2010-05-26 00:40:27 +02:00
Kconfig.debug alpha/parisc: remove config variable DEBUG_RWLOCK 2008-02-06 10:41:03 -08:00
Makefile alpha: link failure fix 2008-06-20 16:46:10 -07:00