On Sun, May 12, 2024 at 11:06:07AM +0800, Yafang Shao wrote: > This could resolve the secondary concern. > Tested-by: Yafang Shao <laoar.shao@xxxxxxxxx> > > Might it be feasible to execute the vfs_rmdir_cleanup() within a > kwoker? Such an approach could potentially mitigate the initial > concern as well. I'm honestly not sure I understood you correctly; in case I have and you really want to make that asynchronous, the answer's "we can't do that". What's more, we can not even delay that past the call of mnt_drop_write() in do_rmdir().