From: Vitaly Kuznetsov <vkuznets@redhat.com>
Date: Mon, 8 Oct 2018 19:19:04 +0200
Patch-mainline: v4.20-rc1
Subject: KVM: x86: hyperv: fix 'tlb_lush' typo
Git-commit: e6b6c483ebe9b3f82710fc39eff5531b4d80b089
References: fate#323887

Regardless of whether your TLB is lush or not it still needs flushing.

Reported-by: Roman Kagan <rkagan@virtuozzo.com>
Reviewed-by: Roman Kagan <rkagan@virtuozzo.com>
Signed-off-by: Vitaly Kuznetsov <vkuznets@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Acked-by: Olaf Hering <ohering@suse.de>
---
 arch/x86/include/asm/kvm_host.h | 2 +-
 arch/x86/kvm/hyperv.c           | 6 +++---
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/arch/x86/include/asm/kvm_host.h b/arch/x86/include/asm/kvm_host.h
--- a/arch/x86/include/asm/kvm_host.h
+++ b/arch/x86/include/asm/kvm_host.h
@@ -499,7 +499,7 @@ struct kvm_vcpu_hv {
 	struct kvm_hyperv_exit exit;
 	struct kvm_vcpu_hv_stimer stimer[HV_SYNIC_STIMER_COUNT];
 	DECLARE_BITMAP(stimer_pending_bitmap, HV_SYNIC_STIMER_COUNT);
-	cpumask_t tlb_lush;
+	cpumask_t tlb_flush;
 };
 
 struct kvm_vcpu_arch {
diff --git a/arch/x86/kvm/hyperv.c b/arch/x86/kvm/hyperv.c
--- a/arch/x86/kvm/hyperv.c
+++ b/arch/x86/kvm/hyperv.c
@@ -1354,12 +1354,12 @@ static u64 kvm_hv_flush_tlb(struct kvm_vcpu *current_vcpu, u64 ingpa,
 	 * vcpu->arch.cr3 may not be up-to-date for running vCPUs so we can't
 	 * analyze it here, flush TLB regardless of the specified address space.
 	 */
-	cpumask_clear(&hv_vcpu->tlb_lush);
+	cpumask_clear(&hv_vcpu->tlb_flush);
 
 	if (all_cpus) {
 		kvm_make_vcpus_request_mask(kvm,
 				    KVM_REQ_TLB_FLUSH | KVM_REQUEST_NO_WAKEUP,
-				    NULL, &hv_vcpu->tlb_lush);
+				    NULL, &hv_vcpu->tlb_flush);
 		goto ret_success;
 	}
 
@@ -1397,7 +1397,7 @@ static u64 kvm_hv_flush_tlb(struct kvm_vcpu *current_vcpu, u64 ingpa,
 flush_request:
 	kvm_make_vcpus_request_mask(kvm,
 				    KVM_REQ_TLB_FLUSH | KVM_REQUEST_NO_WAKEUP,
-				    vcpu_bitmap, &hv_vcpu->tlb_lush);
+				    vcpu_bitmap, &hv_vcpu->tlb_flush);
 
 ret_success:
 	/* We always do full TLB flush, set rep_done = rep_cnt. */