On 7/1/20 3:32 AM, Christoph Hellwig wrote: > 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 Sure, but that's not quite what I meant by "a user" :) So I'll take that as a no. Thanks, -Eric