Messages in this thread | | | Subject | Re: [PATCH v2 08/17] kvm-arm: arm: Introduce hyp page table empty checks | From | Marc Zyngier <> | Date | Thu, 14 Apr 2016 15:23:45 +0100 |
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On 14/04/16 14:20, Suzuki K Poulose wrote: > Introduce hyp_pxx_table_empty helpers for checking whether > a given table entry is empty. This will be used explicitly > once we switch to explicit routines for hyp page table walk. > > Cc: Marc Zyngier <marc.zyngier@arm.com> > Reviewed-by: Christoffer Dall <christoffer.dall@linaro.org> > Signed-off-by: Suzuki K Poulose <suzuki.poulose@arm.com> > --- > arch/arm/include/asm/kvm_mmu.h | 4 ++++ > 1 file changed, 4 insertions(+) > > diff --git a/arch/arm/include/asm/kvm_mmu.h b/arch/arm/include/asm/kvm_mmu.h > index 7d207b4..901c1ea 100644 > --- a/arch/arm/include/asm/kvm_mmu.h > +++ b/arch/arm/include/asm/kvm_mmu.h > @@ -162,6 +162,10 @@ static inline bool kvm_page_empty(void *ptr) > #define kvm_pmd_table_empty(kvm, pmdp) kvm_page_empty(pmdp) > #define kvm_pud_table_empty(kvm, pudp) (0) > > +#define hyp_pte_table_empty(ptep) kvm_page_empty(ptep) > +#define hyp_pmd_table_empty(pmdp) kvm_page_empty(pmdp) > +#define hyp_pud_table_empty(pudp) (0) > + > static inline void *kvm_get_hwpgd(struct kvm *kvm) > { > return kvm->arch.pgd; >
Same remarks as the previous patch, but nonetheless:
Acked-by: Marc Zyngier <marc.zyngier@arm.com>
M. -- Jazz is not dead. It just smells funny...
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