On Tue, Jan 24, 2023 at 04:42:38PM +1100, Alistair Popple wrote: > Convert io_uring to use vm_account instead of directly charging pages > against the user/mm. Rather than charge pages to both user->locked_vm > and mm->pinned_vm this will only charge pages to user->locked_vm. I think this is a mistake in the first patch, the pinned_vm should still increment (but not checked against the rlimit), though its main purpose in this mode is for debugging in proc. Jason