linux-kernel - Re: [PATCH] driver core: Fix device link deferred probe

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Message-ID: <5d78f1d2-4208-fe3b-d0e9-ddee86c0fa26@intel.com>
Date:   Thu, 2 Nov 2017 11:32:36 +0200
From:   Adrian Hunter <adrian.hunter@...el.com>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:     "Rafael J. Wysocki" <rjw@...ysocki.net>,
        linux-kernel <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] driver core: Fix device link deferred probe

On 02/11/17 11:33, Greg Kroah-Hartman wrote:
> On Thu, Nov 02, 2017 at 11:22:53AM +0200, Adrian Hunter wrote:
>> A device probe deferred because of a device link is never probed again
>> because it is not added to the deferred_probe_pending_list. Add it, taking
>> care of the race with driver_deferred_probe_trigger().
> 
> What hardware is triggering this?  Is this a new thing, or something
> that has always happened?

I just found it trying to use device links in new code.  As far as I know it
is not a problem that anyone else is experiencing yet.