linux-kernel - Re: [PATCH AUTOSEL 5.15 09/14] btrfs: factor out scratching of one regular super block

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Message-ID: <20230124134449.GA26352@lst.de>
Date:   Tue, 24 Jan 2023 14:44:49 +0100
From:   Christoph Hellwig <hch@....de>
To:     Sasha Levin <sashal@...nel.org>
Cc:     linux-kernel@...r.kernel.org, stable@...r.kernel.org,
        Christoph Hellwig <hch@....de>,
        Johannes Thumshirn <johannes.thumshirn@....com>,
        David Sterba <dsterba@...e.com>, clm@...com,
        josef@...icpanda.com, linux-btrfs@...r.kernel.org
Subject: Re: [PATCH AUTOSEL 5.15 09/14] btrfs: factor out scratching of one
 regular super block

On Tue, Jan 24, 2023 at 08:42:52AM -0500, Sasha Levin wrote:
> From: Christoph Hellwig <hch@....de>
> 
> [ Upstream commit 0e0078f72be81bbb2a02b229fd2cec8ad63e4fb1 ]
> 
> btrfs_scratch_superblocks open codes scratching super block of a
> non-zoned super block.  Split the code to read, zero and write the
> superblock for regular devices into a separate helper.

Why is this a stable candidate?