On Tue, May 29, 2018 at 05:17:15PM -0400, Josef Bacik wrote: > From: Josef Bacik <jbacik@xxxxxx> > > Just like REQ_META, it's important to know the IO coming down is swap > in order to guard against potential IO priority inversion issues with > cgroups. Add REQ_SWAP and use it for all swap IO, and add it to our > bio_issue_as_root_blkg helper. > > Signed-off-by: Josef Bacik <jbacik@xxxxxx> Acked-by: Tejun Heo <tj@xxxxxxxxxx> Thanks. -- tejun