Re: [PATCH 0/2] mm: fix two allocator races with zonelist and cpuset updates

From: Gregory Price

Date: Fri Oct 16 2026 - 12:56:26 EST


On Wed, Oct 14, 2026 at 06:24:54PM -0400, Gregory Price (Meta) wrote:
> Two small fixes for lockless allocator checks that can act on an
> inconsistent view of state another CPU is updating.
>
> Neither of these are stable-worthy.
>

I'm going to need to repackage this with some additional race fixes:
https://lore.kernel.org/linux-mm/20261015210539.3243563-1-gourry@xxxxxxxxxx/
+ 2 others not posted yet.

There's some mild conflicts with the CONFIG bits that make the entire
series worth backporting for ease.

~Gregory