From: Greg KH <greg@kroah.com>
To: David Sterba <dsterba@suse.com>
Cc: stable@vger.kernel.org, David Sterba <dsterba@suse.cz>,
Wang Yugui <wangyugui@e16-tech.com>
Subject: Re: [PATCH] btrfs: fix backport of 2175bf57dc952 in 5.4.95
Date: Mon, 22 Feb 2021 13:39:12 +0100 [thread overview]
Message-ID: <YDOl8Ptkjgx/gOK9@kroah.com> (raw)
In-Reply-To: <20210222121639.30086-1-dsterba@suse.com>
On Mon, Feb 22, 2021 at 01:16:39PM +0100, David Sterba wrote:
> From: David Sterba <dsterba@suse.cz>
>
> There's a mistake in backport of upstream commit 2175bf57dc95 ("btrfs:
> fix possible free space tree corruption with online conversion") as
> 5.4.95 commit e1ae9aab8029.
>
> The enum value BTRFS_FS_FREE_SPACE_TREE_UNTRUSTED has been added to the
> wrong enum set, colliding with value of BTRFS_FS_QUOTA_ENABLE. This
> could cause problems during the tree conversion, where the quotas
> wouldn't be set up properly but the related code executed anyway due to
> the bit set.
>
> Link: https://lore.kernel.org/linux-btrfs/20210219111741.95DD.409509F4@e16-tech.com
> Reported-by: Wang Yugui <wangyugui@e16-tech.com>
> CC: stable@vger.kernel.org # 5.4.95+
> Signed-off-by: David Sterba <dsterba@suse.com>
> ---
>
> This is same fix that went to 5.10.x, with refreshed diff so it applies
> cleanly on 5.4.x and with updated references.
Now queued up, thanks.
greg k-h
prev parent reply other threads:[~2021-02-22 15:33 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-02-22 12:16 [PATCH] btrfs: fix backport of 2175bf57dc952 in 5.4.95 David Sterba
2021-02-22 12:39 ` Greg KH [this message]
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