On Tue, Dec 04, 2018 at 01:35:57PM -0500, Dennis Zhou wrote: > The previous patch in this series removed carrying around a pointer to > the css in blkg. However, the blkg association logic still relied on > taking a reference on the css to ensure we wouldn't fail in getting a > reference for the blkg. > > Here the implicit dependency on the css is removed. The association > continues to rely on the tryget logic walking up the blkg tree. This > streamlines the three ways that association can happen: normal, swap, > and writeback. > > Signed-off-by: Dennis Zhou <dennis@xxxxxxxxxx> > Acked-by: Tejun Heo <tj@xxxxxxxxxx> Reviewed-by: Josef Bacik <josef@xxxxxxxxxxxxxx> Thanks, Josef