linux-kernel - Re: [PATCH v1] mm/pagewalk: fix usage of pmd_leaf()/pud

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Message-Id: <20241016154426.8d946e3e4f94914a860bd7db@linux-foundation.org>
Date: Wed, 16 Oct 2024 15:44:26 -0700
From: Andrew Morton <akpm@...ux-foundation.org>
To: David Hildenbrand <david@...hat.com>
Cc: Qi Zheng <zhengqi.arch@...edance.com>, linux-kernel@...r.kernel.org,
 linux-mm@...ck.org, syzbot+7d917f67c05066cec295@...kaller.appspotmail.com,
 Jann Horn <jannh@...gle.com>
Subject: Re: [PATCH v1] mm/pagewalk: fix usage of pmd_leaf()/pud_leaf()
 without present check

On Wed, 16 Oct 2024 13:05:54 +0200 David Hildenbrand <david@...hat.com> wrote:

> >> [   54.372227]  do_pages_move+0x1c5/0x680
> >> [   54.372972]  kernel_move_pages+0x1a1/0x2b0
> >> [   54.373804]  __x64_sys_move_pages+0x25/0x30
> > 
> > It would be better to add this call stack to the commit message, which
> > can help people find this fix patch when they encounter same problem. ;)
> 
> The commit is not part of a released kernel, though, and a lore search 
> would return the result until it's included.
> 
> Before it's included, the commit message won't really be helpful :)
> 
> But sure, @Andrew, can we include that in the commit?

Done, thanks.