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SubjectRe: [RFC 01/20] mm/tlb: fix fullmm semantics
On Sat, Jan 30, 2021 at 5:19 PM Nadav Amit <nadav.amit@gmail.com> wrote:
>
> > On Jan 30, 2021, at 5:02 PM, Andy Lutomirski <luto@kernel.org> wrote:
> >
> > On Sat, Jan 30, 2021 at 4:16 PM Nadav Amit <nadav.amit@gmail.com> wrote:
> >> From: Nadav Amit <namit@vmware.com>
> >>
> >> fullmm in mmu_gather is supposed to indicate that the mm is torn-down
> >> (e.g., on process exit) and can therefore allow certain optimizations.
> >> However, tlb_finish_mmu() sets fullmm, when in fact it want to say that
> >> the TLB should be fully flushed.
> >
> > Maybe also rename fullmm?
>
> Possible. How about mm_torn_down?

Sure. Or mm_exiting, perhaps?

>
> I should have also changed the comment in tlb_finish_mmu().

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