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| author | Michael S. Tsirkin <mst@redhat.com> | 2012-07-15 14:56:52 +0200 |
|---|---|---|
| committer | Avi Kivity <avi@redhat.com> | 2012-07-16 11:51:44 +0200 |
| commit | 90536664063641bf87d8ac9e109f3f109f804d3e (patch) | |
| tree | 8d874bb18ad235f5fee429c3c7e5b36d50d625c7 /arch | |
| parent | apic: add apic_set_eoi_write for PV use (diff) | |
| download | linux-90536664063641bf87d8ac9e109f3f109f804d3e.tar.xz linux-90536664063641bf87d8ac9e109f3f109f804d3e.zip | |
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')
| -rw-r--r-- | arch/x86/kernel/kvm.c | 13 |
1 files changed, 3 insertions, 10 deletions
diff --git a/arch/x86/kernel/kvm.c b/arch/x86/kernel/kvm.c index 299cf1470923..c1d61ee4b4f1 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; |