diff options
| -rw-r--r-- | arch/x86/include/asm/kvm_host.h | 2 | ||||
| -rw-r--r-- | arch/x86/kvm/mmu.c | 4 | ||||
| -rw-r--r-- | arch/x86/kvm/x86.c | 4 | ||||
| -rw-r--r-- | virt/kvm/kvm_main.c | 36 |
4 files changed, 23 insertions, 23 deletions
diff --git a/arch/x86/include/asm/kvm_host.h b/arch/x86/include/asm/kvm_host.h index ffd7f8d29187..a58aebef5188 100644 --- a/arch/x86/include/asm/kvm_host.h +++ b/arch/x86/include/asm/kvm_host.h @@ -85,7 +85,7 @@ #define ASYNC_PF_PER_VCPU 64 -extern spinlock_t kvm_lock; +extern raw_spinlock_t kvm_lock; extern struct list_head vm_list; struct kvm_vcpu; diff --git a/arch/x86/kvm/mmu.c b/arch/x86/kvm/mmu.c index ccacf0b1b540..b6a9963400a7 100644 --- a/arch/x86/kvm/mmu.c +++ b/arch/x86/kvm/mmu.c @@ -3587,7 +3587,7 @@ static int mmu_shrink(struct shrinker *shrink, int nr_to_scan, gfp_t gfp_mask) if (nr_to_scan == 0) goto out; - spin_lock(&kvm_lock); + raw_spin_lock(&kvm_lock); list_for_each_entry(kvm, &vm_list, vm_list) { int idx, freed_pages; @@ -3610,7 +3610,7 @@ static int mmu_shrink(struct shrinker *shrink, int nr_to_scan, gfp_t gfp_mask) if (kvm_freed) list_move_tail(&kvm_freed->vm_list, &vm_list); - spin_unlock(&kvm_lock); + raw_spin_unlock(&kvm_lock); out: return percpu_counter_read_positive(&kvm_total_used_mmu_pages); diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c index bd59e8ede88e..d9855b8584cf 100644 --- a/arch/x86/kvm/x86.c +++ b/arch/x86/kvm/x86.c @@ -4557,7 +4557,7 @@ static int kvmclock_cpufreq_notifier(struct notifier_block *nb, unsigned long va smp_call_function_single(freq->cpu, tsc_khz_changed, freq, 1); - spin_lock(&kvm_lock); + raw_spin_lock(&kvm_lock); list_for_each_entry(kvm, &vm_list, vm_list) { kvm_for_each_vcpu(i, vcpu, kvm) { if (vcpu->cpu != freq->cpu) @@ -4567,7 +4567,7 @@ static int kvmclock_cpufreq_notifier(struct notifier_block *nb, unsigned long va send_ipi = 1; } } - spin_unlock(&kvm_lock); + raw_spin_unlock(&kvm_lock); if (freq->old < freq->new && send_ipi) { /* diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c index 2dc53a6dc285..1fa0d292119a 100644 --- a/virt/kvm/kvm_main.c +++ b/virt/kvm/kvm_main.c @@ -69,7 +69,7 @@ MODULE_LICENSE("GPL"); * kvm->lock --> kvm->slots_lock --> kvm->irq_lock */ -DEFINE_SPINLOCK(kvm_lock); +DEFINE_RAW_SPINLOCK(kvm_lock); LIST_HEAD(vm_list); static cpumask_var_t cpus_hardware_enabled; @@ -481,9 +481,9 @@ static struct kvm *kvm_create_vm(void) mutex_init(&kvm->irq_lock); mutex_init(&kvm->slots_lock); atomic_set(&kvm->users_count, 1); - spin_lock(&kvm_lock); + raw_spin_lock(&kvm_lock); list_add(&kvm->vm_list, &vm_list); - spin_unlock(&kvm_lock); + raw_spin_unlock(&kvm_lock); return kvm; @@ -556,9 +556,9 @@ static void kvm_destroy_vm(struct kvm *kvm) struct mm_struct *mm = kvm->mm; kvm_arch_sync_events(kvm); - spin_lock(&kvm_lock); + raw_spin_lock(&kvm_lock); list_del(&kvm->vm_list); - spin_unlock(&kvm_lock); + raw_spin_unlock(&kvm_lock); kvm_free_irq_routing(kvm); for (i = 0; i < KVM_NR_BUSES; i++) kvm_io_bus_destroy(kvm->buses[i]); @@ -2177,9 +2177,9 @@ static void hardware_enable_nolock(void *junk) static void hardware_enable(void *junk) { - spin_lock(&kvm_lock); + raw_spin_lock(&kvm_lock); hardware_enable_nolock(junk); - spin_unlock(&kvm_lock); + raw_spin_unlock(&kvm_lock); } static void hardware_disable_nolock(void *junk) @@ -2194,9 +2194,9 @@ static void hardware_disable_nolock(void *junk) static void hardware_disable(void *junk) { - spin_lock(&kvm_lock); + raw_spin_lock(&kvm_lock); hardware_disable_nolock(junk); - spin_unlock(&kvm_lock); + raw_spin_unlock(&kvm_lock); } static void hardware_disable_all_nolock(void) @@ -2210,16 +2210,16 @@ static void hardware_disable_all_nolock(void) static void hardware_disable_all(void) { - spin_lock(&kvm_lock); + raw_spin_lock(&kvm_lock); hardware_disable_all_nolock(); - spin_unlock(&kvm_lock); + raw_spin_unlock(&kvm_lock); } static int hardware_enable_all(void) { int r = 0; - spin_lock(&kvm_lock); + raw_spin_lock(&kvm_lock); kvm_usage_count++; if (kvm_usage_count == 1) { @@ -2232,7 +2232,7 @@ static int hardware_enable_all(void) } } - spin_unlock(&kvm_lock); + raw_spin_unlock(&kvm_lock); return r; } @@ -2394,10 +2394,10 @@ static int vm_stat_get(void *_offset, u64 *val) struct kvm *kvm; *val = 0; - spin_lock(&kvm_lock); + raw_spin_lock(&kvm_lock); list_for_each_entry(kvm, &vm_list, vm_list) *val += *(u32 *)((void *)kvm + offset); - spin_unlock(&kvm_lock); + raw_spin_unlock(&kvm_lock); return 0; } @@ -2411,12 +2411,12 @@ static int vcpu_stat_get(void *_offset, u64 *val) int i; *val = 0; - spin_lock(&kvm_lock); + raw_spin_lock(&kvm_lock); list_for_each_entry(kvm, &vm_list, vm_list) kvm_for_each_vcpu(i, vcpu, kvm) *val += *(u32 *)((void *)vcpu + offset); - spin_unlock(&kvm_lock); + raw_spin_unlock(&kvm_lock); return 0; } @@ -2457,7 +2457,7 @@ static int kvm_suspend(struct sys_device *dev, pm_message_t state) static int kvm_resume(struct sys_device *dev) { if (kvm_usage_count) { - WARN_ON(spin_is_locked(&kvm_lock)); + WARN_ON(raw_spin_is_locked(&kvm_lock)); hardware_enable_nolock(NULL); } return 0; |