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authorPaolo Bonzini <pbonzini@redhat.com>2015-04-21 14:57:05 +0200
committerPaolo Bonzini <pbonzini@redhat.com>2015-05-07 11:29:43 +0200
commitb7cb22317305883d50f930cd6bf2fdb37df930c1 (patch)
tree7f84fd0ed95a0f50bb785e20351533ef072fc1e6
parentd28bc9dd25ce023270d2e039e7c98d38ecbf7758 (diff)
downloadlwn-b7cb22317305883d50f930cd6bf2fdb37df930c1.tar.gz
lwn-b7cb22317305883d50f930cd6bf2fdb37df930c1.zip
KVM: x86: tweak types of fields in kvm_lapic_irq
Change to u16 if they only contain data in the low 16 bits. Change the level field to bool, since we assign 1 sometimes, but just mask icr_low with APIC_INT_ASSERT in apic_send_ipi. Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
-rw-r--r--arch/x86/include/asm/kvm_host.h8
-rw-r--r--arch/x86/kvm/lapic.c2
2 files changed, 5 insertions, 5 deletions
diff --git a/arch/x86/include/asm/kvm_host.h b/arch/x86/include/asm/kvm_host.h
index 3a19e30f0be0..dc83b43d0850 100644
--- a/arch/x86/include/asm/kvm_host.h
+++ b/arch/x86/include/asm/kvm_host.h
@@ -689,10 +689,10 @@ struct msr_data {
struct kvm_lapic_irq {
u32 vector;
- u32 delivery_mode;
- u32 dest_mode;
- u32 level;
- u32 trig_mode;
+ u16 delivery_mode;
+ u16 dest_mode;
+ bool level;
+ u16 trig_mode;
u32 shorthand;
u32 dest_id;
};
diff --git a/arch/x86/kvm/lapic.c b/arch/x86/kvm/lapic.c
index abf165330881..ba585d0c42c5 100644
--- a/arch/x86/kvm/lapic.c
+++ b/arch/x86/kvm/lapic.c
@@ -914,7 +914,7 @@ static void apic_send_ipi(struct kvm_lapic *apic)
irq.vector = icr_low & APIC_VECTOR_MASK;
irq.delivery_mode = icr_low & APIC_MODE_MASK;
irq.dest_mode = icr_low & APIC_DEST_MASK;
- irq.level = icr_low & APIC_INT_ASSERT;
+ irq.level = (icr_low & APIC_INT_ASSERT) != 0;
irq.trig_mode = icr_low & APIC_INT_LEVELTRIG;
irq.shorthand = icr_low & APIC_SHORT_MASK;
if (apic_x2apic_mode(apic))