On Tue, Feb 18, 2025 at 02:58:35PM +0800, zhaoyang.huang wrote: > From: Zhaoyang Huang <zhaoyang.huang@xxxxxxxxxx> > > This reverts commit ad934fc1784802fd1408224474b25ee5289fadfc. > > loop_queue_work should be strictly serialized to loop_process_work since > the lo_worker could be freed without noticing new work has been queued > again. Btw, if you care about the lock contention you might want to split out the trivial non-cgroup version into a separate helper or at least branch and reduce the lock hold time there.