linux-kernel - Re: [PATCH 5.10 60/76] f2fs: fix to do sanity check on last xattr entry in __f2fs

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Message-ID: <YdS341+t5Us9gol1@google.com>
Date:   Tue, 4 Jan 2022 13:10:59 -0800
From:   Jaegeuk Kim <jaegeuk@...nel.org>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:     Salvatore Bonaccorso <carnil@...ian.org>,
        Chao Yu <chao@...nel.org>, linux-kernel@...r.kernel.org,
        stable@...r.kernel.org, Wenqing Liu <wenqingliu0120@...il.com>
Subject: Re: [PATCH 5.10 60/76] f2fs: fix to do sanity check on last xattr
 entry in __f2fs_setxattr()

On 01/04, Greg Kroah-Hartman wrote:
> On Tue, Jan 04, 2022 at 10:56:28AM +0100, Salvatore Bonaccorso wrote:
> > Hi,
> > 
> > On Tue, Jan 04, 2022 at 05:29:30PM +0800, Chao Yu wrote:
> > > On 2022/1/4 5:11, Salvatore Bonaccorso wrote:
> > > > Hi,
> > > > 
> > > > On Mon, Dec 27, 2021 at 04:31:15PM +0100, Greg Kroah-Hartman wrote:
> > > > > From: Chao Yu <chao@...nel.org>
> > > > > 
> > > > > commit 5598b24efaf4892741c798b425d543e4bed357a1 upstream.
> > > 
> > > I've no idea.
> > > 
> > > I didn't add this line from v1 to v3:
> > > 
> > > https://lore.kernel.org/lkml/20211211154059.7173-1-chao@kernel.org/T/
> > > https://lore.kernel.org/all/20211212071923.2398-1-chao@kernel.org/T/
> > > https://lore.kernel.org/all/20211212091630.6325-1-chao@kernel.org/T/
> > > 
> > > Am I missing anything?
> > 
> > The line is added when a commit from "upstream" is added to the stable
> > series to identify the upstream commit it is taken from for
> > cherry-pick (or backport).
> > 
> > Strange so, that the fix is not in mainline actually yet.
> 
> I thought it was about to be sent to Linus.  Why has the f2fs maintainer
> not sent a merge request to him to get this merged properly yet?

It's very surprising that -stable can cherry-pick non-upstreamed patches based
on the stable maintainer's self assumption. Please wait for being upstreamed.

The patch is on track via -next.
https://git.kernel.org/pub/scm/linux/kernel/git/jaegeuk/f2fs.git/commit/?h=dev&id=5598b24efaf4892741c798b425d543e4bed357a1


> 
> thanks,
> 
> greg k-h