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From: "Radim Krčmář" <rkrcmar@redhat.com>
To: linux-kernel@vger.kernel.org, kvm@vger.kernel.org
Cc: Paolo Bonzini <pbonzini@redhat.com>, Igor Mammedov <imammedo@redhat.com>
Subject: [PATCH 1/4] KVM: x86: use delivery to self in hyperv synic
Date: Fri,  2 Dec 2016 20:43:58 +0100	[thread overview]
Message-ID: <20161202194401.10038-2-rkrcmar@redhat.com> (raw)
In-Reply-To: <20161202194401.10038-1-rkrcmar@redhat.com>

Interrupt to self can sent without knowing the APIC ID.

Signed-off-by: Radim Krčmář <rkrcmar@redhat.com>
---
 arch/x86/kvm/hyperv.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/arch/x86/kvm/hyperv.c b/arch/x86/kvm/hyperv.c
index 99cde5220e07..313957ec9a9d 100644
--- a/arch/x86/kvm/hyperv.c
+++ b/arch/x86/kvm/hyperv.c
@@ -305,13 +305,13 @@ static int synic_set_irq(struct kvm_vcpu_hv_synic *synic, u32 sint)
 		return -ENOENT;
 
 	memset(&irq, 0, sizeof(irq));
-	irq.dest_id = kvm_apic_id(vcpu->arch.apic);
+	irq.shorthand = APIC_DEST_SELF;
 	irq.dest_mode = APIC_DEST_PHYSICAL;
 	irq.delivery_mode = APIC_DM_FIXED;
 	irq.vector = vector;
 	irq.level = 1;
 
-	ret = kvm_irq_delivery_to_apic(vcpu->kvm, NULL, &irq, NULL);
+	ret = kvm_irq_delivery_to_apic(vcpu->kvm, vcpu->arch.apic, &irq, NULL);
 	trace_kvm_hv_synic_set_irq(vcpu->vcpu_id, sint, irq.vector, ret);
 	return ret;
 }
-- 
2.10.2

  reply	other threads:[~2016-12-02 19:45 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-12-02 19:43 [PATCH 0/4] KVM: x86: allow hotplug of VCPU with APIC ID over 0xff Radim Krčmář
2016-12-02 19:43 ` Radim Krčmář [this message]
2016-12-05 14:41   ` [PATCH 1/4] KVM: x86: use delivery to self in hyperv synic David Hildenbrand
2016-12-05 16:03     ` Radim Krčmář
2016-12-02 19:43 ` [PATCH 2/4] KVM: x86: replace kvm_apic_id with kvm_{x,x2}apic_id Radim Krčmář
2016-12-02 19:44 ` [PATCH 3/4] KVM: x86: make interrupt delivery fast and slow path behave the same Radim Krčmář
2016-12-02 19:44 ` [PATCH 4/4] KVM: x86: allow hotplug of VCPU with APIC ID over 0xff Radim Krčmář
2016-12-05 14:37   ` David Hildenbrand
2016-12-05 16:02     ` Radim Krčmář
2016-12-05 18:00       ` David Hildenbrand
2016-12-05 20:57         ` Radim Krčmář
2016-12-06  9:37           ` David Hildenbrand
2016-12-06 12:52             ` Radim Krčmář
2016-12-07 12:03   ` Paolo Bonzini
2016-12-07 15:47     ` Radim Krčmář

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