linux-kernel - Re: [PATCH v1] Revert "software node: Simplify software_node

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Message-ID: <20200520164156.GA1634618@smile.fi.intel.com>
Date:   Wed, 20 May 2020 19:41:56 +0300
From:   Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
To:     Petr Mladek <pmladek@...e.com>
Cc:     Brendan Higgins <brendanhiggins@...gle.com>,
        gregkh@...uxfoundation.org, rafael@...nel.org,
        linux-kernel@...r.kernel.org, davidgow@...gle.com,
        Heidi Fahim <heidifahim@...gle.com>,
        Heikki Krogerus <heikki.krogerus@...ux.intel.com>,
        Hans de Goede <hdegoede@...hat.com>,
        "Rafael J . Wysocki" <rafael.j.wysocki@...el.com>,
        Sakari Ailus <sakari.ailus@...ux.intel.com>,
        Rob Herring <robh@...nel.org>
Subject: Re: [PATCH v1] Revert "software node: Simplify
 software_node_release() function"

On Wed, May 20, 2020 at 05:02:27PM +0200, Petr Mladek wrote:
> On Thu 2020-02-27 16:00:01, Brendan Higgins wrote:

> I have found similar report from a test robot, see
> https://lore.kernel.org/lkml/20200303002816.GW6548@shao2-debian/
> 
> 
> I was staring into it for a while and do not understand it. The revert
> makes sense. I wonder if it somehow changes the order in which
> the release methods are called.
> 
> Anyway, reverting the revert makes test_printf working.

There is a proper fix IIRC from Heikki in driver core (no link at hand, sorry).

-- 
With Best Regards,
Andy Shevchenko