[PATCH 29/42] KVM: Separate timer intialization into an indepedent function

Avi Kivity
2009-11-16T12:20:06Z

From: Zachary Amsden <zamsden@redhat.com>

Signed-off-by: Zachary Amsden <zamsden@redhat.com>
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
---
arch/x86/kvm/x86.c | 23 +++++++++++++++--------
1 files changed, 15 insertions(+), 8 deletions(-)

diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index 3d83de8..6a31dfb 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -3118,9 +3118,22 @@ static struct notifier_block kvmclock_cpufreq_notifier_block = {
.notifier_call = kvmclock_cpufreq_notifier
};

+static void kvm_timer_init(void)
+{
+ int cpu;
+
+ for_each_possible_cpu(cpu)
+ per_cpu(cpu_tsc_khz, cpu) = tsc_khz;
+ if (!boot_cpu_has(X86_FEATURE_CONSTANT_TSC)) {
+ tsc_khz_ref = tsc_khz;
+ cpufreq_register_notifier(&kvmclock_cpufreq_notifier_block,
+ CPUFREQ_TRANSITION_NOTIFIER);
+ }
+}
+
int kvm_arch_init(void *opaque)
{
- int r, cpu;
+ int r;
struct kvm_x86_ops *ops = (struct kvm_x86_ops *)opaque;

if (kvm_x86_ops) {
@@ -3152,13 +3165,7 @@ int kvm_arch_init(void *opaque)
kvm_mmu_set_mask_ptes(PT_USER_MASK, PT_ACCESSED_MASK,
PT_DIRTY_MASK, PT64_NX_MASK, 0);

- for_each_possible_cpu(cpu)
- per_cpu(cpu_tsc_khz, cpu) = tsc_khz;
- if (!boot_cpu_has(X86_FEATURE_CONSTANT_TSC)) {
- tsc_khz_ref = tsc_khz;
- cpufreq_register_notifier(&kvmclock_cpufreq_notifier_block,
- CPUFREQ_TRANSITION_NOTIFIER);
- }
+ kvm_timer_init();

return 0;

--
1.6.5.2