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authorMarc Zyngier <maz@kernel.org>2020-10-26 09:51:10 +0000
committerMarc Zyngier <maz@kernel.org>2020-10-29 19:49:03 +0000
commitb6d6db4de86f5b1be9bbe59c73302538301915c7 (patch)
tree31fc39e5c7aedddc9278d606309d1fb0576a6956 /arch
parent28e81c6270b3d0e9faadd565f314ad9ac8256620 (diff)
downloadlinux-b6d6db4de86f5b1be9bbe59c73302538301915c7.tar.bz2
KVM: arm64: Remove leftover kern_hyp_va() in nVHE TLB invalidation
The new calling convention says that pointers coming from the SMCCC interface are turned into their HYP version in the host HVC handler. However, there is still a stray kern_hyp_va() in the TLB invalidation code, which could result in a corrupted pointer. Drop the spurious conversion. Fixes: a071261d9318 ("KVM: arm64: nVHE: Fix pointers during SMCCC convertion") Signed-off-by: Marc Zyngier <maz@kernel.org> Link: https://lore.kernel.org/r/20201026095116.72051-3-maz@kernel.org
Diffstat (limited to 'arch')
-rw-r--r--arch/arm64/kvm/hyp/nvhe/tlb.c1
1 files changed, 0 insertions, 1 deletions
diff --git a/arch/arm64/kvm/hyp/nvhe/tlb.c b/arch/arm64/kvm/hyp/nvhe/tlb.c
index 544bca3072b7..ad212d8fa417 100644
--- a/arch/arm64/kvm/hyp/nvhe/tlb.c
+++ b/arch/arm64/kvm/hyp/nvhe/tlb.c
@@ -121,7 +121,6 @@ void __kvm_tlb_flush_local_vmid(struct kvm_s2_mmu *mmu)
struct tlb_inv_context cxt;
/* Switch to requested VMID */
- mmu = kern_hyp_va(mmu);
__tlb_switch_to_guest(mmu, &cxt);
__tlbi(vmalle1);