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SubjectRe: [PATCH 11/14] blkcg: remove additional reference to the css
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@kernel.org>
> Acked-by: Tejun Heo <tj@kernel.org>

Reviewed-by: Josef Bacik <josef@toxicpanda.com>

Thanks,

Josef

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