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

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Message-ID: <59265a9d-ee0f-4432-3f86-00d076aeb8e8@sandeen.net>
Date:   Tue, 30 Jun 2020 08:59:34 -0500
From:   Eric Sandeen <sandeen@...deen.net>
To:     Christoph Hellwig <hch@...radead.org>,
        Eric Sandeen <sandeen@...hat.com>
Cc:     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 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?

Thanks,
-Eric