linux-kernel - Re: [PATCH] doc: cgroup: add f2fs and xfs to supported list for writeback

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Date:   Wed, 1 Jul 2020 09:32:24 +0100
From:   Christoph Hellwig <hch@...radead.org>
To:     Eric Sandeen <sandeen@...deen.net>
Cc:     Christoph Hellwig <hch@...radead.org>,
        Eric Sandeen <sandeen@...hat.com>,
        linux-kernel@...r.kernel.org, linux-mm@...ck.org,
        Jonathan Corbet <corbet@....net>, cgroups@...r.kernel.org,
        linux-f2fs-devel@...ts.sourceforge.net,
        linux-xfs <linux-xfs@...r.kernel.org>
Subject: Re: [PATCH] doc: cgroup: add f2fs and xfs to supported list for
 writeback

On Tue, Jun 30, 2020 at 08:59:34AM -0500, Eric Sandeen wrote:
> On 6/30/20 12:42 AM, Christoph Hellwig wrote:
> > On Mon, Jun 29, 2020 at 02:08:09PM -0500, Eric Sandeen wrote:
> >> f2fs and xfs have both added support for cgroup writeback:
> >>
> >> 578c647 f2fs: implement cgroup writeback support
> >> adfb5fb xfs: implement cgroup aware writeback
> >>
> >> so add them to the supported list in the docs.
> >>
> >> Signed-off-by: Eric Sandeen <sandeen@...hat.com>
> >> ---
> >>
> >> TBH I wonder about the wisdom of having this detail in
> >> the doc, as it apparently gets missed quite often ...
> > 
> > I'd rather remove the list of file systems.  It has no chance of
> > staying uptodate.
> 
> Is there any way for a user to know whether a filesytem does or doesn't
> support it, in practice?

git-grep SB_I_CGROUPWB