Messages in this thread | | | Date | Tue, 24 Jan 2023 10:44:24 -0400 | From | Jason Gunthorpe <> | Subject | Re: [RFC PATCH 09/19] io_uring: convert to use vm_account |
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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
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