linux-kernel - Re: [PATCH v2 3/4] PM: hibernate: allow wait_for_device_probe() to timeout when resuming from hibernation

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Message-ID: <CAJZ5v0g9v35m9vaSeBC19axqRuNqG7qp+AGPn8wRb3Gzn+H9CA@mail.gmail.com>
Date:   Mon, 11 Jul 2022 20:14:03 +0200
From:   "Rafael J. Wysocki" <rafael@...nel.org>
To:     Tetsuo Handa <penguin-kernel@...ove.sakura.ne.jp>
Cc:     Greg KH <gregkh@...uxfoundation.org>,
        "Rafael J. Wysocki" <rjw@...k.pl>,
        Arjan van de Ven <arjan@...ux.intel.com>,
        Oliver Neukum <oneukum@...e.com>,
        Wedson Almeida Filho <wedsonaf@...gle.com>,
        Len Brown <len.brown@...el.com>,
        Dmitry Vyukov <dvyukov@...gle.com>,
        Linux PM <linux-pm@...r.kernel.org>,
        LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v2 3/4] PM: hibernate: allow wait_for_device_probe() to
 timeout when resuming from hibernation

On Mon, Jul 11, 2022 at 1:21 PM Tetsuo Handa
<penguin-kernel@...ove.sakura.ne.jp> wrote:
>
> On 2022/07/11 17:12, Greg KH wrote:
> >                                                        creating a
> > locking loop like this should be resolved first,
>
> Rafael and Arjan, can we agree with removing wait_for_device_probe() from snapshot_open() ?

No, we can't.