linux-ext4 - Re: [PATCH] ext4: fix EXT4_IOC_SWAP

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Message-ID: <20181003125520.GA19655@infradead.org>
Date:   Wed, 3 Oct 2018 05:55:20 -0700
From:   Christoph Hellwig <hch@...radead.org>
To:     Theodore Ts'o <tytso@....edu>
Cc:     Ext4 Developers List <linux-ext4@...r.kernel.org>,
        stable@...nel.org
Subject: Re: [PATCH] ext4: fix EXT4_IOC_SWAP_BOOT

On Tue, Oct 02, 2018 at 07:38:08PM -0400, Theodore Ts'o wrote:
> The code EXT4_IOC_SWAP_BOOT ioctl hasn't been updated in a while, and
> it's a bit broken with respect to more modern ext4 kernels, especially
> metadata checksums.

Do you have any reports of anyone but sysbot actually using it?
Maybe it is a better idea to drop it unless it also gets coverage
in xfstests?