[PATCH v4 3/4] arm64: Use __tlbi() macros in KVM code

Punit Agrawal punit.agrawal at arm.com
Wed Feb 1 09:02:43 PST 2017


Will Deacon <will.deacon at arm.com> writes:

> On Wed, Jan 25, 2017 at 08:39:43PM +0100, Christoffer Dall wrote:
>> On Wed, Jan 25, 2017 at 10:52:31AM -0500, Christopher Covington wrote:
>> > Refactor the KVM code to use the __tlbi macros, which will allow an errata
>> > workaround that repeats tlbi dsb sequences to only change one location.
>> > This is not intended to change the generated assembly and comparing before
>> > and after vmlinux objdump shows no functional changes.
>> > 
>> > Signed-off-by: Christopher Covington <cov at codeaurora.org>
>> 
>> Acked-by: Christoffer Dall <christoffer.dall at linaro.org>
>
> Thanks, I'll queue this one via arm64.

I just noticed this patch but there's been a similar patch from Mark
that I've been carrying as part of the KVM TLB monitoring series[0].

[0] http://www.mail-archive.com/kvmarm@lists.cs.columbia.edu/msg09359.html

>
> Will
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