Messages in this thread | | | Date | Tue, 22 Feb 2022 08:09:51 -1000 | From | Tejun Heo <> | Subject | Re: [PATCH v6 6/7] kernfs: Introduce hashed rw-sem to replace per-fs kernfs_rwsem. |
| |
On Fri, Feb 18, 2022 at 03:25:31AM +0000, Al Viro wrote: > There are very few sources of cross-directory moves in the entire system. > One is cross-directory cgroup rename(2) (already serialized on per-fs basis > on VFS level), another is device_move(). Which is uncommon (5 callers
FWIW, cgroup rename(2) doesn't allow changing the parent.
Thanks.
-- tejun
| |