diff options
Diffstat (limited to 'virt/kvm/kvm_main.c')
-rw-r--r-- | virt/kvm/kvm_main.c | 36 |
1 files changed, 18 insertions, 18 deletions
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"); | |||
69 | * kvm->lock --> kvm->slots_lock --> kvm->irq_lock | 69 | * kvm->lock --> kvm->slots_lock --> kvm->irq_lock |
70 | */ | 70 | */ |
71 | 71 | ||
72 | DEFINE_SPINLOCK(kvm_lock); | 72 | DEFINE_RAW_SPINLOCK(kvm_lock); |
73 | LIST_HEAD(vm_list); | 73 | LIST_HEAD(vm_list); |
74 | 74 | ||
75 | static cpumask_var_t cpus_hardware_enabled; | 75 | static cpumask_var_t cpus_hardware_enabled; |
@@ -481,9 +481,9 @@ static struct kvm *kvm_create_vm(void) | |||
481 | mutex_init(&kvm->irq_lock); | 481 | mutex_init(&kvm->irq_lock); |
482 | mutex_init(&kvm->slots_lock); | 482 | mutex_init(&kvm->slots_lock); |
483 | atomic_set(&kvm->users_count, 1); | 483 | atomic_set(&kvm->users_count, 1); |
484 | spin_lock(&kvm_lock); | 484 | raw_spin_lock(&kvm_lock); |
485 | list_add(&kvm->vm_list, &vm_list); | 485 | list_add(&kvm->vm_list, &vm_list); |
486 | spin_unlock(&kvm_lock); | 486 | raw_spin_unlock(&kvm_lock); |
487 | 487 | ||
488 | return kvm; | 488 | return kvm; |
489 | 489 | ||
@@ -556,9 +556,9 @@ static void kvm_destroy_vm(struct kvm *kvm) | |||
556 | struct mm_struct *mm = kvm->mm; | 556 | struct mm_struct *mm = kvm->mm; |
557 | 557 | ||
558 | kvm_arch_sync_events(kvm); | 558 | kvm_arch_sync_events(kvm); |
559 | spin_lock(&kvm_lock); | 559 | raw_spin_lock(&kvm_lock); |
560 | list_del(&kvm->vm_list); | 560 | list_del(&kvm->vm_list); |
561 | spin_unlock(&kvm_lock); | 561 | raw_spin_unlock(&kvm_lock); |
562 | kvm_free_irq_routing(kvm); | 562 | kvm_free_irq_routing(kvm); |
563 | for (i = 0; i < KVM_NR_BUSES; i++) | 563 | for (i = 0; i < KVM_NR_BUSES; i++) |
564 | kvm_io_bus_destroy(kvm->buses[i]); | 564 | kvm_io_bus_destroy(kvm->buses[i]); |
@@ -2177,9 +2177,9 @@ static void hardware_enable_nolock(void *junk) | |||
2177 | 2177 | ||
2178 | static void hardware_enable(void *junk) | 2178 | static void hardware_enable(void *junk) |
2179 | { | 2179 | { |
2180 | spin_lock(&kvm_lock); | 2180 | raw_spin_lock(&kvm_lock); |
2181 | hardware_enable_nolock(junk); | 2181 | hardware_enable_nolock(junk); |
2182 | spin_unlock(&kvm_lock); | 2182 | raw_spin_unlock(&kvm_lock); |
2183 | } | 2183 | } |
2184 | 2184 | ||
2185 | static void hardware_disable_nolock(void *junk) | 2185 | static void hardware_disable_nolock(void *junk) |
@@ -2194,9 +2194,9 @@ static void hardware_disable_nolock(void *junk) | |||
2194 | 2194 | ||
2195 | static void hardware_disable(void *junk) | 2195 | static void hardware_disable(void *junk) |
2196 | { | 2196 | { |
2197 | spin_lock(&kvm_lock); | 2197 | raw_spin_lock(&kvm_lock); |
2198 | hardware_disable_nolock(junk); | 2198 | hardware_disable_nolock(junk); |
2199 | spin_unlock(&kvm_lock); | 2199 | raw_spin_unlock(&kvm_lock); |
2200 | } | 2200 | } |
2201 | 2201 | ||
2202 | static void hardware_disable_all_nolock(void) | 2202 | static void hardware_disable_all_nolock(void) |
@@ -2210,16 +2210,16 @@ static void hardware_disable_all_nolock(void) | |||
2210 | 2210 | ||
2211 | static void hardware_disable_all(void) | 2211 | static void hardware_disable_all(void) |
2212 | { | 2212 | { |
2213 | spin_lock(&kvm_lock); | 2213 | raw_spin_lock(&kvm_lock); |
2214 | hardware_disable_all_nolock(); | 2214 | hardware_disable_all_nolock(); |
2215 | spin_unlock(&kvm_lock); | 2215 | raw_spin_unlock(&kvm_lock); |
2216 | } | 2216 | } |
2217 | 2217 | ||
2218 | static int hardware_enable_all(void) | 2218 | static int hardware_enable_all(void) |
2219 | { | 2219 | { |
2220 | int r = 0; | 2220 | int r = 0; |
2221 | 2221 | ||
2222 | spin_lock(&kvm_lock); | 2222 | raw_spin_lock(&kvm_lock); |
2223 | 2223 | ||
2224 | kvm_usage_count++; | 2224 | kvm_usage_count++; |
2225 | if (kvm_usage_count == 1) { | 2225 | if (kvm_usage_count == 1) { |
@@ -2232,7 +2232,7 @@ static int hardware_enable_all(void) | |||
2232 | } | 2232 | } |
2233 | } | 2233 | } |
2234 | 2234 | ||
2235 | spin_unlock(&kvm_lock); | 2235 | raw_spin_unlock(&kvm_lock); |
2236 | 2236 | ||
2237 | return r; | 2237 | return r; |
2238 | } | 2238 | } |
@@ -2394,10 +2394,10 @@ static int vm_stat_get(void *_offset, u64 *val) | |||
2394 | struct kvm *kvm; | 2394 | struct kvm *kvm; |
2395 | 2395 | ||
2396 | *val = 0; | 2396 | *val = 0; |
2397 | spin_lock(&kvm_lock); | 2397 | raw_spin_lock(&kvm_lock); |
2398 | list_for_each_entry(kvm, &vm_list, vm_list) | 2398 | list_for_each_entry(kvm, &vm_list, vm_list) |
2399 | *val += *(u32 *)((void *)kvm + offset); | 2399 | *val += *(u32 *)((void *)kvm + offset); |
2400 | spin_unlock(&kvm_lock); | 2400 | raw_spin_unlock(&kvm_lock); |
2401 | return 0; | 2401 | return 0; |
2402 | } | 2402 | } |
2403 | 2403 | ||
@@ -2411,12 +2411,12 @@ static int vcpu_stat_get(void *_offset, u64 *val) | |||
2411 | int i; | 2411 | int i; |
2412 | 2412 | ||
2413 | *val = 0; | 2413 | *val = 0; |
2414 | spin_lock(&kvm_lock); | 2414 | raw_spin_lock(&kvm_lock); |
2415 | list_for_each_entry(kvm, &vm_list, vm_list) | 2415 | list_for_each_entry(kvm, &vm_list, vm_list) |
2416 | kvm_for_each_vcpu(i, vcpu, kvm) | 2416 | kvm_for_each_vcpu(i, vcpu, kvm) |
2417 | *val += *(u32 *)((void *)vcpu + offset); | 2417 | *val += *(u32 *)((void *)vcpu + offset); |
2418 | 2418 | ||
2419 | spin_unlock(&kvm_lock); | 2419 | raw_spin_unlock(&kvm_lock); |
2420 | return 0; | 2420 | return 0; |
2421 | } | 2421 | } |
2422 | 2422 | ||
@@ -2457,7 +2457,7 @@ static int kvm_suspend(struct sys_device *dev, pm_message_t state) | |||
2457 | static int kvm_resume(struct sys_device *dev) | 2457 | static int kvm_resume(struct sys_device *dev) |
2458 | { | 2458 | { |
2459 | if (kvm_usage_count) { | 2459 | if (kvm_usage_count) { |
2460 | WARN_ON(spin_is_locked(&kvm_lock)); | 2460 | WARN_ON(raw_spin_is_locked(&kvm_lock)); |
2461 | hardware_enable_nolock(NULL); | 2461 | hardware_enable_nolock(NULL); |
2462 | } | 2462 | } |
2463 | return 0; | 2463 | return 0; |