Re: [PATCH] x86/mm: Add barriers and document switch_mm()-vs-flush synchronization follow-up

From: Nadav Amit
Date: Tue Aug 02 2016 - 18:27:22 EST


Rafael Aquini <aquini@xxxxxxxxxx> wrote:

> While backporting 71b3c126e611 ("x86/mm: Add barriers and document switch_mm()-vs-flush synchronization")
> we stumbled across a possibly missing barrier at flush_tlb_page().

I too noticed it and submitted a similar patch that never got a response [1].

Regards,
Nadav

[1] https://lkml.org/lkml/2016/7/15/598