Messages in this thread | | | Date | Thu, 12 Oct 2017 20:56:46 +0200 | From | David Sterba <> | Subject | Re: [PATCH v3 5/5] btrfs: ensure that metadata and flush are issued from the root cgroup |
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On Thu, Oct 12, 2017 at 10:06:28AM -0700, Tejun Heo wrote: > Issuing metdata or otherwise shared IOs from !root cgroup can lead to > priority inversion. This patch ensures that those IOs are always > issued from the root cgroup. > > v3: Dropped unnecessary btree_inode handling as suggested by David > Sterba. > > v2: Fixed missing @bh in submit_bh_blkcg_css() call. > > Signed-off-by: Tejun Heo <tj@kernel.org> > Reviewed-by: Liu Bo <bo.li.liu@oracle.com> > Cc: David Sterba <dsterba@suse.cz>
Acked-by: David Sterba <dsterba@suse.com>
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