linux-kernel - Re: [PATCH V4 10/13] fs/xfs: Clean up locking in dax invalidate

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Message-ID: <20200221174522.GC11378@lst.de>
Date:   Fri, 21 Feb 2020 18:45:22 +0100
From:   Christoph Hellwig <hch@....de>
To:     ira.weiny@...el.com
Cc:     linux-kernel@...r.kernel.org,
        Alexander Viro <viro@...iv.linux.org.uk>,
        "Darrick J. Wong" <darrick.wong@...cle.com>,
        Dan Williams <dan.j.williams@...el.com>,
        Dave Chinner <david@...morbit.com>,
        Christoph Hellwig <hch@....de>,
        "Theodore Y. Ts'o" <tytso@....edu>, Jan Kara <jack@...e.cz>,
        linux-ext4@...r.kernel.org, linux-xfs@...r.kernel.org,
        linux-fsdevel@...r.kernel.org
Subject: Re: [PATCH V4 10/13] fs/xfs: Clean up locking in dax invalidate

On Thu, Feb 20, 2020 at 04:41:31PM -0800, ira.weiny@...el.com wrote:
> From: Ira Weiny <ira.weiny@...el.com>
> 
> Define a variable to hold the lock flags to ensure that the correct
> locks are returned or released on error.

I don't see how this cleans up anything..