Commit c514d3a3 authored by Suravee Suthikulpanit's avatar Suravee Suthikulpanit Committed by Paolo Bonzini
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KVM: SVM: Update avic_kick_target_vcpus to support 32-bit APIC ID 



In x2APIC mode, ICRH contains 32-bit destination APIC ID.
So, update the avic_kick_target_vcpus() accordingly.

Reviewed-by: default avatarMaxim Levitsky <mlevitsk@redhat.com>
Signed-off-by: default avatarSuravee Suthikulpanit <suravee.suthikulpanit@amd.com>
Message-Id: <20220519102709.24125-6-suravee.suthikulpanit@amd.com>
Signed-off-by: default avatarPaolo Bonzini <pbonzini@redhat.com>
parent d2fe6bf5

arch/x86/kvm/svm/avic.c

+8 −2
Original line number Diff line number Diff line
@@ -402,9 +402,15 @@ static void avic_kick_target_vcpus(struct kvm *kvm, struct kvm_lapic *source, 
	 * since entered the guest will have processed pending IRQs at VMRUN.

	 */

	kvm_for_each_vcpu(i, vcpu, kvm) {

		u32 dest;



		if (apic_x2apic_mode(vcpu->arch.apic))

			dest = icrh;

		else

			dest = GET_XAPIC_DEST_FIELD(icrh);



		if (kvm_apic_match_dest(vcpu, source, icrl & APIC_SHORT_MASK,

					GET_XAPIC_DEST_FIELD(icrh),

					icrl & APIC_DEST_MASK)) {

					dest, icrl & APIC_DEST_MASK)) {

			vcpu->arch.apic->irr_pending = true;

			svm_complete_interrupt_delivery(vcpu,

							icrl & APIC_MODE_MASK,