On 1/19/23 4:03 AM, Yu Kuai wrote: > From: Yu Kuai <yukuai3@xxxxxxxxxx> > > Changes in v3: > - add ack tag from Tejun for patch 1,2 > - as suggested by Tejun, update commit message and comments in patch 3 > > The problem was found in iocost orignally([1]) that ioc can be freed in > ioc_pd_free(). And later we found that there are more problem in > iocost([2]). > > After some discussion, as suggested by Tejun([3]), we decide to fix the > problem that parent pd can be freed before child pd in cgroup layer > first. And the problem in [1] will be fixed later if this patchset is > applied. Doesn't apply against for-6.3/block (or linux-next or my for-next, for that matter). Can you resend a tested one against for-6.3/block? -- Jens Axboe