From: Shakeel Butt <shakeel.butt@linux.dev>
To: SeongJae Park <sj@kernel.org>
Cc: Andrew Morton <akpm@linux-foundation.org>,
"Liam R. Howlett" <Liam.Howlett@oracle.com>,
David Hildenbrand <david@redhat.com>,
Jann Horn <jannh@google.com>,
Lorenzo Stoakes <lorenzo.stoakes@oracle.com>,
Vlastimil Babka <vbabka@suse.cz>,
linux-kernel@vger.kernel.org, linux-mm@kvack.org,
stable@kernel.org, Barry Song <21cnbao@gmail.com>
Subject: Re: [PATCH] mm/madvise: handle madvise_lock() failure during race unwinding
Date: Mon, 2 Jun 2025 13:22:14 -0700 [thread overview]
Message-ID: <gua7br6rrowuqqloyergoefo6dgya4mt6zrlqcpfkziozlyyjt@gavqvhano4af> (raw)
In-Reply-To: <20250602174926.1074-1-sj@kernel.org>
On Mon, Jun 02, 2025 at 10:49:26AM -0700, SeongJae Park wrote:
> When unwinding race on -ERESTARTNOINTR handling of process_madvise(),
> madvise_lock() failure is ignored. Check the failure and abort
> remaining works in the case.
>
> Fixes: 4000e3d0a367 ("mm/madvise: remove redundant mmap_lock operations from process_madvise()")
> Cc: stable@kernel.org
> Reported-by: Barry Song <21cnbao@gmail.com>
> Closes: https://lore.kernel.org/CAGsJ_4xJXXO0G+4BizhohSZ4yDteziPw43_uF8nPXPWxUVChzw@mail.gmail.com
> Signed-off-by: SeongJae Park <sj@kernel.org>
Reviewed-by: Shakeel Butt <shakeel.butt@linux.dev>
next prev parent reply other threads:[~2025-06-02 20:22 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-06-02 17:49 SeongJae Park
2025-06-02 19:20 ` Jann Horn
2025-06-02 19:28 ` Lorenzo Stoakes
2025-06-02 19:34 ` Jann Horn
2025-06-02 19:37 ` Lorenzo Stoakes
2025-06-02 19:38 ` Lorenzo Stoakes
2025-06-02 19:58 ` David Hildenbrand
2025-06-02 20:22 ` Shakeel Butt [this message]
2025-06-02 21:30 ` Barry Song
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