Re: [PATCH 13/13] mm: Remove pointless barrier() after pmdp_get_lockless()

From: Yu Zhao
Date: Sat Oct 22 2022 - 16:00:15 EST


On Sat, Oct 22, 2022 at 5:48 AM Peter Zijlstra <peterz@xxxxxxxxxxxxx> wrote:
>
> pmdp_get_lockless() should itself imply any ordering required.

There are three remaining barriers that should be removed as well.