* [PATCH] arm64: kvm: Fix incorrect comment on kvm_get_hyp_vector()
@ 2020-05-15 15:25 David Brazdil
2020-05-25 15:48 ` Marc Zyngier
0 siblings, 1 reply; 2+ messages in thread
From: David Brazdil @ 2020-05-15 15:25 UTC (permalink / raw)
To: Marc Zyngier; +Cc: kvmarm, linux-arm-kernel, linux-kernel
The comment used to say that kvm_get_hyp_vector is only called on VHE systems.
In fact, it is also called from the nVHE init function cpu_init_hyp_mode().
Fix the comment to stop confusing devs.
Signed-off-by: David Brazdil <dbrazdil@google.com>
---
arch/arm64/include/asm/kvm_mmu.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/arm64/include/asm/kvm_mmu.h b/arch/arm64/include/asm/kvm_mmu.h
index 30b0e8d6b895..796f6a2e794a 100644
--- a/arch/arm64/include/asm/kvm_mmu.h
+++ b/arch/arm64/include/asm/kvm_mmu.h
@@ -473,7 +473,7 @@ static inline int kvm_write_guest_lock(struct kvm *kvm, gpa_t gpa,
extern void *__kvm_bp_vect_base;
extern int __kvm_harden_el2_vector_slot;
-/* This is only called on a VHE system */
+/* This is called on both VHE and !VHE systems */
static inline void *kvm_get_hyp_vector(void)
{
struct bp_hardening_data *data = arm64_get_bp_hardening_data();
--
2.26.2
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2020-05-15 15:25 [PATCH] arm64: kvm: Fix incorrect comment on kvm_get_hyp_vector() David Brazdil
2020-05-25 15:48 ` Marc Zyngier
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