Re: [PATCH 0/4] move per-vma lock into vm_area_struct

Suren Baghdasaryan
2024-11-12T00:43:51Z

On Mon, Nov 11, 2024 at 4:03 PM Davidlohr Bueso <dave@stgolabs.net> wrote:
>
> On Mon, 11 Nov 2024, Suren Baghdasaryan wrote:
>
> >I'm not really trying to claim performance gains here. I just want to
> >make sure there are no regressions.
>
> You might also fine tune the atomics with acquire/release standard locking
> semantics, you will probably see better numbers in Android than what you
> currently have in patch 3 with full barriers - and not particularly risky
> as callers expect that behaviour already.

Ack. Will try that. Thanks!

>
> Thanks,
> Davidlohr