[PATCH] arm64: KVM: Save two instructions in __guest_enter()

Christoffer Dall christoffer.dall at linaro.org
Mon Aug 29 11:15:09 PDT 2016


On Mon, Aug 29, 2016 at 10:22:06AM -0500, Shanker Donthineni wrote:
> Hi Christoffer,
> 
> This is change may not provide the measurable performance
> improvement, but still we can
> save a few cpu cycles on vCPU context switch and also improves the
> code readability.

I'm not so convinced about saving CPU cycles, but now when I've reviewed
your patch I think it has potential to slightly improve the code.  See
my review of your patch.

-Christoffer



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