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| author | Marc Zyngier <maz@kernel.org> | 2020-10-26 09:51:10 +0000 |
|---|---|---|
| committer | Marc Zyngier <maz@kernel.org> | 2020-10-29 19:49:03 +0000 |
| commit | b6d6db4de86f5b1be9bbe59c73302538301915c7 (patch) | |
| tree | 31fc39e5c7aedddc9278d606309d1fb0576a6956 /arch/arm64 | |
| parent | 28e81c6270b3d0e9faadd565f314ad9ac8256620 (diff) | |
| download | linux-b6d6db4de86f5b1be9bbe59c73302538301915c7.tar.gz linux-b6d6db4de86f5b1be9bbe59c73302538301915c7.tar.bz2 linux-b6d6db4de86f5b1be9bbe59c73302538301915c7.zip | |
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/arm64')
| -rw-r--r-- | arch/arm64/kvm/hyp/nvhe/tlb.c | 1 |
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); |