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

[Christoph Hellwig]

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@xxxxxxxxxx>
> >> ---
> >>
> >> 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