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Re: [PATCH cgroup/for-4.4 3/3] cgroup: replace unified-hierarchy.txt with a proper cgroup v2 documentation

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On Thu, Oct 22, 2015 at 10:34:27AM -0400, Vivek Goyal wrote:
> On Thu, Oct 22, 2015 at 10:23:54AM +0900, Tejun Heo wrote:
> 
> [..]
> > +5-3-2. Writeback
> > +
> > +Writeback of page cache manages the dirty memory ratio and is an
> > +integral part of memory management.  The io controller, in conjunction
> > +with the memory controller, implements control of page cache writeback
> > +IOs.  The memory controller defines the memory domain that dirty
> > +memory ratio is calculated and maintained for and the io controller
> > +defines the io domain which writes out dirty pages for the memory
> > +domain.
> 
> Hi Tejun,
> 
> Glad that finally devel flag will go away and new shiny unified hierarchy
> can be used using cgroup2 fstype. Thanks for all this hard work.
> 
> Will it make sense to also talk about what filesystems currently writeback
> cgroup work with. IIUC, currently this works with ext2 and there are plans to
> make it work with other filesystems.

It works with ext2 and 4 and btrfs.  Will document it.  Thanks.

-- 
tejun
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[PATCH cgroup/for-4.4 1/3] cgroup: replace __DEVEL__sane_behavior  with cgroup2 fs type Tejun Heo <tj@kernel.org> - 2015-10-22 03:30 +0200
  Re: [PATCH cgroup/for-4.4 3/3] cgroup: replace unified-hierarchy.txt  with a proper cgroup v2 documentation Tejun Heo <tj@kernel.org> - 2015-10-22 16:40 +0200
    Re: [PATCH cgroup/for-4.4 3/3] cgroup: replace unified-hierarchy.txt  with a proper cgroup v2 documentation Vivek Goyal <vgoyal@redhat.com> - 2015-10-22 16:50 +0200
      Re: [PATCH cgroup/for-4.4 3/3] cgroup: replace unified-hierarchy.txt  with a proper cgroup v2 documentation Tejun Heo <tj@kernel.org> - 2015-10-22 17:30 +0200
    Re: [PATCH cgroup/for-4.4 3/3] cgroup: replace unified-hierarchy.txt  with a proper cgroup v2 documentation Tejun Heo <tj@kernel.org> - 2015-10-23 03:20 +0200
      Re: [PATCH cgroup/for-4.4 3/3] cgroup: replace unified-hierarchy.txt  with a proper cgroup v2 documentation Vivek Goyal <vgoyal@redhat.com> - 2015-10-23 14:20 +0200
  Re: [PATCH cgroup/for-4.4 3/3] cgroup: replace unified-hierarchy.txt  with a proper cgroup v2 documentation Vivek Goyal <vgoyal@redhat.com> - 2015-10-22 16:40 +0200
  Re: [PATCH v2 cgroup/for-4.4 3/3] cgroup: replace  unified-hierarchy.txt with a proper cgroup v2 documentation Zefan Li <lizefan@huawei.com> - 2015-10-26 04:00 +0100

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