Thread (138 messages) 138 messages, 4 authors, 2018-02-25
STALE3028d

[PATCH v4 03/40] KVM: arm64: Avoid storing the vcpu pointer on the stack

From: Christoffer Dall <hidden>
Date: 2018-02-22 10:24:18
Also in: kvm, kvmarm

On Thu, Feb 22, 2018 at 10:56:41AM +0100, Andrew Jones wrote:
On Thu, Feb 22, 2018 at 10:10:34AM +0100, Christoffer Dall wrote:
quoted
On Wed, Feb 21, 2018 at 06:32:00PM +0100, Andrew Jones wrote:
quoted
Besides my confusion on motivation, it looks good to me
In that case, unless there's an argument that the code has become too
hard to understand, ...
On the contrary, I think it's easier to read now than before. I just
wasn't clear how it all tied together with this series. If its
combination with other patches enables a speedup, then it certainly
fits here. I was just comparing mrs+loads vs. a load from stack and
The comparison should be mrs+load, vs. str+load (you save the store on
the stack).
it seemed it would actually cause a micro-performance-decrease.
Thanks,
-Christoffer
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