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SubjectRe: [RFC PATCH 1/1] prefetch result in 64 bit atomic ops
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On Tue, 2014-04-15 at 08:52 +0100, Will Deacon wrote:
> Did you write this patch as a basic port of the arch/arm/ patches I wrote,
> or was it based on performance figures from real hardware?

From an earlier thread: https://lkml.org/lkml/2014/4/14/547

On Mon, 2014-04-14 at 14:11 -0400, Pranith Kumar wrote:
> On Mon, Apr 14, 2014 at 2:04 PM, Joe Perches <joe@perches.com> wrote:
> > Are there some benchmark comparison results
> > you neglected to attach?
>
> I was trying to get these ops to be similar to the 32 bit atomic ops which
> all have prefetch. I did not see any reason why we shouldn't do the same
> here. But no, no hard numbers yet. Send me a dev board please :)




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