Messages in this thread |  | | From | Punit Agrawal <> | Subject | Re: [PATCH v8 1/9] KVM: arm/arm64: Ensure only THP is candidate for adjustment | Date | Wed, 03 Oct 2018 11:59:10 +0100 |
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Marc Zyngier <marc.zyngier@arm.com> writes:
> On 01/10/18 16:54, Punit Agrawal wrote: >> PageTransCompoundMap() returns true for hugetlbfs and THP >> hugepages. This behaviour incorrectly leads to stage 2 faults for >> unsupported hugepage sizes (e.g., 64K hugepage with 4K pages) to be >> treated as THP faults. >> >> Tighten the check to filter out hugetlbfs pages. This also leads to >> consistently mapping all unsupported hugepage sizes as PTE level >> entries at stage 2. >> >> Signed-off-by: Punit Agrawal <punit.agrawal@arm.com> >> Reviewed-by: Suzuki Poulose <suzuki.poulose@arm.com> >> Cc: Christoffer Dall <christoffer.dall@arm.com> >> Cc: Marc Zyngier <marc.zyngier@arm.com> >> Cc: stable@vger.kernel.org # v4.13+ > > FWIW, I've cherry-picked that single patch from the series and queued > it for 4.20.
Thanks for picking up the fix.
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