linux-kernel - Re: [PATCH 5/7] btrfs: Add missing annotation for btrfs_lock

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Message-ID: <20200401155744.GU5920@twin.jikos.cz>
Date:   Wed, 1 Apr 2020 17:57:44 +0200
From:   David Sterba <dsterba@...e.cz>
To:     Jules Irenge <jbi.octave@...il.com>
Cc:     linux-kernel@...r.kernel.org, boqun.feng@...il.com,
        Chris Mason <clm@...com>, Josef Bacik <josef@...icpanda.com>,
        David Sterba <dsterba@...e.com>,
        "open list:BTRFS FILE SYSTEM" <linux-btrfs@...r.kernel.org>
Subject: Re: [PATCH 5/7] btrfs: Add missing annotation for
 btrfs_lock_cluster()

On Tue, Mar 31, 2020 at 09:46:41PM +0100, Jules Irenge wrote:
> Sparse reports a warning at btrfs_lock_cluster()
> 
> warning: context imbalance in btrfs_lock_cluster()
> 	- wrong count
> 
> The root cause is the missing annotation at btrfs_lock_cluster()
> Add the missing __acquires(&cluster->refill_lock) annotation.
> 
> Signed-off-by: Jules Irenge <jbi.octave@...il.com>

Thanks, I'll add it to devel queue.