On Thu, Feb 17, 2022 at 03:36:20PM -0500, Rik van Riel wrote: > The patch works, but a cleanup question for Al Viro: > > How do we get rid of #include "../fs/mount.h" and the raw ->mnt_ns = NULL thing > in the cleanest way? Hell knows... mnt_make_shortterm(mnt) with big, fat warning along the lines of "YOU MUST HAVE AN RCU GRACE PERIOD BEFORE YOU DROP THAT REFERENCE!!!", perhaps?