On Sat, 30 Nov 2024 at 12:28, Mateusz Guzik <mjgu...@gmail.com> wrote: > > > + /* The dentry name won't change while we hold the rcu read > > lock. */ > > + __set_task_comm(me, > > smp_load_acquire(&bprm->file->f_path.dentry->d_name.name), > > + true); > > This does not sound legit whatsoever as it would indicate all renames > wait for rcu grace periods to end, which would be prettye weird.
Yes, the "won't change" should be "won't go away from under us".
Linus
