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doc: cgroup: add f2fs and xfs to supported list for writeback

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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@redhat.com>
Link: https://lore.kernel.org/r/c8271324-9132-388c-5242-d7699f011892@redhat.com
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
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Eric Sandeen 2020-06-29 14:08:09 -05:00 committed by Jonathan Corbet
parent 1cb3863af6
commit 1b932b7dce
1 changed files with 3 additions and 3 deletions
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Documentation/admin-guide/cgroup-v2.rst
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@ -1684,9 +1684,9 @@ per-cgroup dirty memory states are examined and the more restrictive
of the two is enforced.
cgroup writeback requires explicit support from the underlying
filesystem. Currently, cgroup writeback is implemented on ext2, ext4
and btrfs. On other filesystems, all writeback IOs are attributed to
the root cgroup.
filesystem. Currently, cgroup writeback is implemented on ext2, ext4,
btrfs, f2fs, and xfs. On other filesystems, all writeback IOs are
attributed to the root cgroup.
There are inherent differences in memory and writeback management
which affects how cgroup ownership is tracked. Memory is tracked per