Re: [PATCH] KVM: x86: hyper-v: Fix erroneous 'current_vcpu' usage in kvm_hv_flush_tlb()

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On 09/02/21 10:04, Vitaly Kuznetsov wrote:
Previously, we used to use 'current_vcpu' instead of 'vcpu' in
kvm_hv_flush_tlb() but this is no longer the case, it should clearly
be 'vcpu' here, a mistake was made during rebase.

Reported-by: Maxim Levitsky <mlevitsk@xxxxxxxxxx>
Fixes: d210b1e5b685 ("KVM: x86: hyper-v: Always use to_hv_vcpu() accessor to get to 'struct kvm_vcpu_hv'"
Signed-off-by: Vitaly Kuznetsov <vkuznets@xxxxxxxxxx>
---
The broken patch is only in kvm/queue atm, we may as well want
to squash the change.
---
  arch/x86/kvm/hyperv.c | 2 +-
  1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/x86/kvm/hyperv.c b/arch/x86/kvm/hyperv.c
index 880ba3c678db..7d2dae92d638 100644
--- a/arch/x86/kvm/hyperv.c
+++ b/arch/x86/kvm/hyperv.c
@@ -1555,7 +1555,7 @@ static __always_inline unsigned long *sparse_set_to_vcpu_mask(
  static u64 kvm_hv_flush_tlb(struct kvm_vcpu *vcpu, u64 ingpa, u16 rep_cnt, bool ex)
  {
  	struct kvm *kvm = vcpu->kvm;
-	struct kvm_vcpu_hv *hv_vcpu = to_hv_vcpu(current_vcpu);
+	struct kvm_vcpu_hv *hv_vcpu = to_hv_vcpu(vcpu);
  	struct hv_tlb_flush_ex flush_ex;
  	struct hv_tlb_flush flush;
  	u64 vp_bitmap[KVM_HV_MAX_SPARSE_VCPU_SET_BITS];


Squashed, thanks.

Paolo




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