linux-ext4 - Re: [PATCH 2/5] fs: affs: initialize fsdata in affs

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Message-ID: <CAG_fn=Waivo=jEEqp7uMjKXdAvqP3XPtnAQeiRfu6ptwPmkyjw@mail.gmail.com>
Date:   Tue, 10 Jan 2023 13:27:03 +0100
From:   Alexander Potapenko <glider@...gle.com>
To:     dsterba@...e.cz
Cc:     linux-kernel@...r.kernel.org, akpm@...ux-foundation.org,
        tytso@....edu, adilger.kernel@...ger.ca, jaegeuk@...nel.org,
        chao@...nel.org, linux-fsdevel@...r.kernel.org,
        linux-ext4@...r.kernel.org, linux-f2fs-devel@...ts.sourceforge.net,
        Eric Biggers <ebiggers@...nel.org>
Subject: Re: [PATCH 2/5] fs: affs: initialize fsdata in affs_truncate()

On Tue, Nov 22, 2022 at 3:56 PM David Sterba <dsterba@...e.cz> wrote:
>
> On Mon, Nov 21, 2022 at 12:21:31PM +0100, Alexander Potapenko wrote:
> > When aops->write_begin() does not initialize fsdata, KMSAN may report
> > an error passing the latter to aops->write_end().
> >
> > Fix this by unconditionally initializing fsdata.
> >
> > Suggested-by: Eric Biggers <ebiggers@...nel.org>
> > Fixes: 1da177e4c3f4 ("Linux-2.6.12-rc2")
> > Signed-off-by: Alexander Potapenko <glider@...gle.com>
>
> With the fixed Fixes: reference,
>
> Acked-by: David Sterba <dsterba@...e.com>

Hi David,

I've noticed that the ext4 counterpart of this patch is in the
upstream tree already, whereas the affs, f2fs, hfs and hfsplus
versions are not.
Are they picked via a different tree?