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authorLv Ruyi2022-04-01 08:35:30 +0000
committerPaolo Bonzini2022-04-05 08:11:12 -0400
commit3203a56a0f0eaaf4ea7fc01467378c4bce3841ff (patch)
tree44e02d5d48e410427a03e0edc8a7c3bb9e60b3e9 /arch/x86/kvm
parent1d0e84806047f38027d7572adb4702ef7c09b317 (diff)
KVM: x86/mmu: remove unnecessary flush_workqueue()
All work currently pending will be done first by calling destroy_workqueue, so there is unnecessary to flush it explicitly. Reported-by: Zeal Robot <zealci@zte.com.cn> Signed-off-by: Lv Ruyi <lv.ruyi@zte.com.cn> Reviewed-by: Sean Christopherson <seanjc@google.com> Message-Id: <20220401083530.2407703-1-lv.ruyi@zte.com.cn> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'arch/x86/kvm')
-rw-r--r--arch/x86/kvm/mmu/tdp_mmu.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/x86/kvm/mmu/tdp_mmu.c b/arch/x86/kvm/mmu/tdp_mmu.c
index d71d177ae6b8..c472769e0300 100644
--- a/arch/x86/kvm/mmu/tdp_mmu.c
+++ b/arch/x86/kvm/mmu/tdp_mmu.c
@@ -51,7 +51,7 @@ void kvm_mmu_uninit_tdp_mmu(struct kvm *kvm)
if (!kvm->arch.tdp_mmu_enabled)
return;
- flush_workqueue(kvm->arch.tdp_mmu_zap_wq);
+ /* Also waits for any queued work items. */
destroy_workqueue(kvm->arch.tdp_mmu_zap_wq);
WARN_ON(!list_empty(&kvm->arch.tdp_mmu_pages));