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@xxxxxxx>
Cc: Christoffer Dall <christoffer.dall@xxxxxxxxxx>
Signed-off-by: Suzuki K Poulose <suzuki.poulose@xxxxxxx>
---
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;
--
1.7.9.5
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