linux-kernel - Re: [PATCH v3] serial: imx: Suppress false positive sysrq lockdep warning

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Date:   Wed, 6 Oct 2021 14:02:25 +0200
From:   Johan Hovold <johan@...nel.org>
To:     Fabio Estevam <festevam@...x.de>
Cc:     gregkh@...uxfoundation.org, michael@...le.cc,
        linux-serial@...r.kernel.org, marex@...x.de,
        u.kleine-koenig@...gutronix.de, Tejun Heo <tj@...nel.org>,
        Lai Jiangshan <jiangshanlai@...il.com>,
        Petr Mladek <pmladek@...e.com>,
        Sergey Senozhatsky <senozhatsky@...omium.org>,
        Steven Rostedt <rostedt@...dmis.org>,
        John Ogness <john.ogness@...utronix.de>,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3]  serial: imx: Suppress false positive sysrq lockdep
 warning

On Wed, Oct 06, 2021 at 07:52:25AM -0300, Fabio Estevam wrote:

> On 06/10/2021 05:10, Johan Hovold wrote:

> > I've prepared a patch that takes care of the workqueue state dumping,
> > which I'll send as a reply to this mail. Would you mind giving it a 
> > spin
> > with the imx driver as well?
> 
> Yes, after applying only your patch I no longer get the lockdep
> splat. I have replied with my Tested-by, thanks.

Perfect, thanks for confirming.

Johan