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Message-Id: <20160712200930.32143-6-rkrcmar@redhat.com>
Date: Tue, 12 Jul 2016 22:09:21 +0200
From: Radim Krčmář <rkrcmar@...hat.com>
To: linux-kernel@...r.kernel.org, kvm@...r.kernel.org
Cc: Paolo Bonzini <pbonzini@...hat.com>,
"Lan, Tianyu" <tianyu.lan@...el.com>,
Igor Mammedov <imammedo@...hat.com>,
Jan Kiszka <jan.kiszka@....de>, Peter Xu <peterx@...hat.com>,
Yang Zhang <yang.zhang.wz@...il.com>
Subject: [PATCH v3 05/14] KVM: x86: use generic function for MSI parsing
Reviewed-by: Paolo Bonzini <pbonzini@...hat.com>
Signed-off-by: Radim Krčmář <rkrcmar@...hat.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 dfb4c6476877..47ad681a33fd 100644
--- a/arch/x86/kvm/irq_comm.c
+++ b/arch/x86/kvm/irq_comm.c
@@ -388,21 +388,16 @@ 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);
--
2.9.0
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