Re: [PATCH RFC] x86:Improve memset with general 64bit instruction

From: Andi Kleen
Date: Sun Apr 13 2014 - 18:03:45 EST


On Sun, Apr 13, 2014 at 11:11:59PM +0800, Ling Ma wrote:
> Any further comments ?

It would be good to test on some more machines that you don't cause
regressions.

But I'm not aware of any workload that is doing a lot of memset (not
counting clear_page). Copies likely matter much more.

-Andi
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