linux-kernel - Re: [PATCH hotfix] mm: fix crashes from deferred split racing folio migration

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Message-Id: <20240702191343.c3f0c0a8725bed7047f4926d@linux-foundation.org>
Date: Tue, 2 Jul 2024 19:13:43 -0700
From: Andrew Morton <akpm@...ux-foundation.org>
To: Hugh Dickins <hughd@...gle.com>
Cc: Baolin Wang <baolin.wang@...ux.alibaba.com>, Nhat Pham
 <nphamcs@...il.com>, Yang Shi <shy828301@...il.com>, Zi Yan
 <ziy@...dia.com>, Barry Song <baohua@...nel.org>, Kefeng Wang
 <wangkefeng.wang@...wei.com>, David Hildenbrand <david@...hat.com>, Matthew
 Wilcox <willy@...radead.org>, linux-kernel@...r.kernel.org,
 linux-mm@...ck.org
Subject: Re: [PATCH hotfix] mm: fix crashes from deferred split racing folio
 migration

On Tue, 2 Jul 2024 09:15:54 -0700 (PDT) Hugh Dickins <hughd@...gle.com> wrote:

> > 
> > Anyway, I think this patch can still fix some possible races. Feel free to
> > add:
> > Reviewed-by: Baolin Wang <baolin.wang@...ux.alibaba.com>
> 
> Thanks, but I certainly don't want this to go into the tree if it's
> still flawed as you suggest.

I queued it for testing but I shall not send it unsrteam until we have
sorted these things out.