linux-kernel - Re: [PATCH 0/3] Suppress false positives triggered by workqueue lockdep annotations

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Message-ID: <1540482465.66186.14.camel@acm.org>
Date:   Thu, 25 Oct 2018 08:47:45 -0700
From:   Bart Van Assche <bvanassche@....org>
To:     Johannes Berg <johannes@...solutions.net>,
        Tejun Heo <tj@...nel.org>
Cc:     "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        Christoph Hellwig <hch@....de>,
        Sagi Grimberg <sagi@...mberg.me>,
        "tytso@....edu" <tytso@....edu>
Subject: Re: [PATCH 0/3] Suppress false positives triggered by workqueue
 lockdep annotations

On Thu, 2018-10-25 at 17:27 +0200, Johannes Berg wrote:
> > In my tests with kernel v4.19 I noticed that several new false positive
> > reports were generated by the workqueue lockdep annotations. This patch
> > series addresses one of these false positives.
> 
> I tried my best to explain why they're not false positives as far as
> lockdep is concerned, so I'd appreciate if you could address *why* you
> actually think they are such.

Please read the descriptions of the individual patches. These descriptions
explain clearly which false positives are being addressed.

Bart.