From: "Radim Krčmář" <rkrcmar@redhat.com>
To: kvm@vger.kernel.org
Cc: Paolo Bonzini <pbonzini@redhat.com>,
"Lan, Tianyu" <tianyu.lan@intel.com>,
Igor Mammedov <imammedo@redhat.com>,
Jan Kiszka <jan.kiszka@web.de>, Peter Xu <peterx@redhat.com>
Subject: [PATCH 4/9] KVM: x86: use generic function for MSI parsing
Date: Fri, 6 May 2016 22:54:00 +0200 [thread overview]
Message-ID: <1462568045-31085-5-git-send-email-rkrcmar@redhat.com> (raw)
In-Reply-To: <1462568045-31085-1-git-send-email-rkrcmar@redhat.com>
Signed-off-by: Radim Krčmář <rkrcmar@redhat.com>
---
arch/x86/kvm/irq_comm.c | 17 ++++++-----------
1 file changed, 6 insertions(+), 11 deletions(-)
diff --git a/arch/x86/kvm/irq_comm.c b/arch/x86/kvm/irq_comm.c
index 54ead79e444b..3d17eee0987b 100644
--- a/arch/x86/kvm/irq_comm.c
+++ b/arch/x86/kvm/irq_comm.c
@@ -391,21 +391,16 @@ void kvm_scan_ioapic_routes(struct kvm_vcpu *vcpu,
kvm->arch.nr_reserved_ioapic_pins);
for (i = 0; i < nr_ioapic_pins; ++i) {
hlist_for_each_entry(entry, &table->map[i], link) {
- u32 dest_id, dest_mode;
- bool level;
+ struct kvm_lapic_irq irq;
if (entry->type != KVM_IRQ_ROUTING_MSI)
continue;
- dest_id = (entry->msi.address_lo >> 12) & 0xff;
- dest_mode = (entry->msi.address_lo >> 2) & 0x1;
- level = entry->msi.data & MSI_DATA_TRIGGER_LEVEL;
- if (level && kvm_apic_match_dest(vcpu, NULL, 0,
- dest_id, dest_mode)) {
- u32 vector = entry->msi.data & 0xff;
- __set_bit(vector,
- ioapic_handled_vectors);
- }
+ kvm_set_msi_irq(entry, &irq);
+
+ if (irq.level && kvm_apic_match_dest(vcpu, NULL, 0,
+ irq.dest_id, irq.dest_mode))
+ __set_bit(irq.vector, ioapic_handled_vectors);
}
}
srcu_read_unlock(&kvm->irq_srcu, idx);
--
2.8.2
next prev parent reply other threads:[~2016-05-06 20:54 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-05-06 20:53 [RFC 0/9] KVM: x86: break the xAPIC barrier Radim Krčmář
2016-05-06 20:53 ` [PATCH 1/9] KVM: x86: add kvm_apic_map_get_dest_lapic Radim Krčmář
2016-05-19 6:36 ` Peter Xu
2016-05-25 16:02 ` Radim Krčmář
2016-05-26 11:58 ` Peter Xu
2016-05-06 20:53 ` [PATCH 2/9] KVM: x86: dynamic kvm_apic_map Radim Krčmář
2016-05-23 8:04 ` Peter Xu
2016-05-25 16:15 ` Radim Krčmář
2016-05-30 5:24 ` Peter Xu
2016-05-06 20:53 ` [PATCH 3/9] KVM: x86: use u16 for logical VCPU mask in lapic Radim Krčmář
2016-05-06 20:54 ` Radim Krčmář [this message]
2016-05-06 20:54 ` [PATCH 5/9] KVM: support x2APIC ID in userspace routes Radim Krčmář
2016-05-06 20:54 ` [PATCH 6/9] KVM: x86: directly call recalculate_apic_map on lapic restore Radim Krčmář
2016-05-23 8:30 ` Peter Xu
2016-05-06 20:54 ` [PATCH 7/9] KVM: x86: use proper format of APIC ID register Radim Krčmář
2016-05-17 15:34 ` Paolo Bonzini
2016-05-25 16:30 ` Radim Krčmář
2016-05-06 20:54 ` [PATCH 8/9] KVM: x86: reset lapic base in kvm_lapic_reset Radim Krčmář
2016-05-06 20:54 ` [PATCH 9/9] KVM: bump MAX_VCPUS Radim Krčmář
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