Re: [PATCHv7 02/14] mm: Add support for unaccepted memory

Borislav Petkov
2022-07-25T13:05:56Z

On Mon, Jul 25, 2022 at 04:00:14PM +0300, Mike Rapoport wrote:
> An application in the VM can do mlock() or mmap(..., MAP_POPULATE, ...) and
> this will essentially force acceptance of that memory.

Ah, cool, that's what I meant.

> But there's no sysctl or something for that.

Yeah, no need.

I was simply wondering whether one can relocate the acceptance work to
the moment prior to starting the process so that it can run smoothly
once started and doesn't cause spikes due to on-demand acceptance.

At least not too many.

Thx.

--
Regards/Gruss,
Boris.