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authorMichael S. Tsirkin <mst@redhat.com>2012-07-15 12:56:52 (GMT)
committerAvi Kivity <avi@redhat.com>2012-07-16 09:51:44 (GMT)
commit90536664063641bf87d8ac9e109f3f109f804d3e (patch)
tree8d874bb18ad235f5fee429c3c7e5b36d50d625c7 /arch/x86/kernel/kvm.c
parent1551df646dd42122e17401013dba7a509d0f1b0d (diff)
downloadlinux-90536664063641bf87d8ac9e109f3f109f804d3e.tar.xz
KVM guest: switch to apic_set_eoi_write, apic_write
Use apic_set_eoi_write, apic_write to avoid meedling in core apic driver data structures directly. Signed-off-by: Michael S. Tsirkin <mst@redhat.com> Signed-off-by: Avi Kivity <avi@redhat.com>
Diffstat (limited to 'arch/x86/kernel/kvm.c')
-rw-r--r--arch/x86/kernel/kvm.c13
1 files changed, 3 insertions, 10 deletions
diff --git a/arch/x86/kernel/kvm.c b/arch/x86/kernel/kvm.c
index 299cf14..c1d61ee 100644
--- a/arch/x86/kernel/kvm.c
+++ b/arch/x86/kernel/kvm.c
@@ -299,7 +299,7 @@ static void kvm_guest_apic_eoi_write(u32 reg, u32 val)
*/
if (__test_and_clear_bit(KVM_PV_EOI_BIT, &__get_cpu_var(kvm_apic_eoi)))
return;
- apic->write(APIC_EOI, APIC_EOI_ACK);
+ apic_write(APIC_EOI, APIC_EOI_ACK);
}
void __cpuinit kvm_guest_cpu_init(void)
@@ -466,15 +466,8 @@ void __init kvm_guest_init(void)
pv_time_ops.steal_clock = kvm_steal_clock;
}
- if (kvm_para_has_feature(KVM_FEATURE_PV_EOI)) {
- struct apic **drv;
-
- for (drv = __apicdrivers; drv < __apicdrivers_end; drv++) {
- /* Should happen once for each apic */
- WARN_ON((*drv)->eoi_write == kvm_guest_apic_eoi_write);
- (*drv)->eoi_write = kvm_guest_apic_eoi_write;
- }
- }
+ if (kvm_para_has_feature(KVM_FEATURE_PV_EOI))
+ apic_set_eoi_write(kvm_guest_apic_eoi_write);
#ifdef CONFIG_SMP
smp_ops.smp_prepare_boot_cpu = kvm_smp_prepare_boot_cpu;