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: <601436f2-b13e-6c24-bcfd-29548e288f23@I-love.SAKURA.ne.jp>
Date:   Mon, 11 Jul 2022 19:44:44 +0900
From:   Tetsuo Handa <penguin-kernel@...ove.SAKURA.ne.jp>
To:     Greg KH <gregkh@...uxfoundation.org>,
        "Rafael J. Wysocki" <rjw@...k.pl>,
        Arjan van de Ven <arjan@...ux.intel.com>
Cc:     Oliver Neukum <oneukum@...e.com>,
        Wedson Almeida Filho <wedsonaf@...gle.com>,
        Len Brown <len.brown@...el.com>,
        Dmitry Vyukov <dvyukov@...gle.com>, 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 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() ?