Refactor __load_guest_stage2() to introduce __load_stage2() which will
be re-used when loading the host stage 2.
Signed-off-by: Quentin Perret <qperret@xxxxxxxxxx>
---
arch/arm64/include/asm/kvm_mmu.h | 9 +++++++--
1 file changed, 7 insertions(+), 2 deletions(-)
diff --git a/arch/arm64/include/asm/kvm_mmu.h b/arch/arm64/include/asm/kvm_mmu.h
index 83b4c5cf4768..8d37d6d1ed29 100644
--- a/arch/arm64/include/asm/kvm_mmu.h
+++ b/arch/arm64/include/asm/kvm_mmu.h
@@ -345,9 +345,9 @@ static __always_inline u64 kvm_get_vttbr(struct kvm_s2_mmu *mmu)
* Must be called from hyp code running at EL2 with an updated VTTBR
* and interrupts disabled.
*/
-static __always_inline void __load_guest_stage2(struct kvm_s2_mmu *mmu)
+static __always_inline void __load_stage2(struct kvm_s2_mmu *mmu, unsigned long vtcr)
{
- write_sysreg(kern_hyp_va(mmu->arch)->vtcr, vtcr_el2);
+ write_sysreg(vtcr, vtcr_el2);
write_sysreg(kvm_get_vttbr(mmu), vttbr_el2);
/*
@@ -358,6 +358,11 @@ static __always_inline void __load_guest_stage2(struct kvm_s2_mmu *mmu)
asm(ALTERNATIVE("nop", "isb", ARM64_WORKAROUND_SPECULATIVE_AT));
}
+static __always_inline void __load_guest_stage2(struct kvm_s2_mmu *mmu)
+{
+ __load_stage2(mmu, kern_hyp_va(mmu->arch)->vtcr);
+}
+
static inline struct kvm *kvm_s2_mmu_to_kvm(struct kvm_s2_mmu *mmu)
{
return container_of(mmu->arch, struct kvm, arch);
--
2.30.0.284.gd98b1dd5eaa7-goog
