Messages in this thread |  | | Subject | Re: [PATCH v8 1/9] KVM: arm/arm64: Ensure only THP is candidate for adjustment | From | Marc Zyngier <> | Date | Wed, 3 Oct 2018 11:50:38 +0100 |
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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,
M. -- Jazz is not dead. It just smells funny...
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