Re: [PATCH] alpha: simplify and optimize sched_find_first_bit

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On 04/28/2010 08:37 PM, Matt Turner wrote:
> 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@xxxxxxxxxxxxx>
> Cc: Ingo Molnar <mingo@xxxxxxx>
> Cc: Richard Henderson <rth@xxxxxxxxxxx>
> Cc: Ivan Kokshaysky <ink@xxxxxxxxxxxxxxxxxxxx>
> Cc: linux-alpha@xxxxxxxxxxxxxxx
> Signed-off-by: Matt Turner <mattst88@xxxxxxxxx>

Acked-by: Richard Henderson <rth@xxxxxxxxxxx>


r~
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