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