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hc

2024-02-20 ea08eeccae9297f7aabd2ef7f0c2517ac4549acc

 kernel/arch/x86/kvm/hyperv.c
..
..
@@ -1562,16 +1562,19 @@
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 	cpumask_clear(&hv_vcpu->tlb_flush);
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-	vcpu_mask = all_cpus ? NULL :
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-		sparse_set_to_vcpu_mask(kvm, sparse_banks, valid_bank_mask,
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-					vp_bitmap, vcpu_bitmap);
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-
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 	/*
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 	 * vcpu->arch.cr3 may not be up-to-date for running vCPUs so we can't
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 	 * analyze it here, flush TLB regardless of the specified address space.
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 	 */
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-	kvm_make_vcpus_request_mask(kvm, KVM_REQ_TLB_FLUSH_GUEST,
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-				    NULL, vcpu_mask, &hv_vcpu->tlb_flush);
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+	if (all_cpus) {
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+		kvm_make_all_cpus_request(kvm, KVM_REQ_TLB_FLUSH_GUEST);
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+	} else {
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+		vcpu_mask = sparse_set_to_vcpu_mask(kvm, sparse_banks, valid_bank_mask,
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+						    vp_bitmap, vcpu_bitmap);
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+
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+		kvm_make_vcpus_request_mask(kvm, KVM_REQ_TLB_FLUSH_GUEST,
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+					    NULL, vcpu_mask, &hv_vcpu->tlb_flush);
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+	}
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 ret_success:
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 	/* We always do full TLB flush, set rep_done = rep_cnt. */