diff options
Diffstat (limited to 'virt/kvm')
| -rw-r--r-- | virt/kvm/kvm_main.c | 7 | ||||
| -rw-r--r-- | virt/kvm/vfio.c | 5 | ||||
| -rw-r--r-- | virt/kvm/vfio.h | 4 |
3 files changed, 16 insertions, 0 deletions
diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c index 384eaa7..25ffac9 100644 --- a/virt/kvm/kvm_main.c +++ b/virt/kvm/kvm_main.c @@ -2354,6 +2354,12 @@ int kvm_register_device_ops(struct kvm_device_ops *ops, u32 type) return 0; } +void kvm_unregister_device_ops(u32 type) +{ + if (kvm_device_ops_table[type] != NULL) + kvm_device_ops_table[type] = NULL; +} + static int kvm_ioctl_create_device(struct kvm *kvm, struct kvm_create_device *cd) { @@ -3328,5 +3334,6 @@ void kvm_exit(void) kvm_arch_exit(); kvm_irqfd_exit(); free_cpumask_var(cpus_hardware_enabled); + kvm_vfio_ops_exit(); } EXPORT_SYMBOL_GPL(kvm_exit); diff --git a/virt/kvm/vfio.c b/virt/kvm/vfio.c index 281e7cf..620e37f 100644 --- a/virt/kvm/vfio.c +++ b/virt/kvm/vfio.c @@ -283,3 +283,8 @@ int kvm_vfio_ops_init(void) { return kvm_register_device_ops(&kvm_vfio_ops, KVM_DEV_TYPE_VFIO); } + +void kvm_vfio_ops_exit(void) +{ + kvm_unregister_device_ops(KVM_DEV_TYPE_VFIO); +} diff --git a/virt/kvm/vfio.h b/virt/kvm/vfio.h index 92eac75..ab88c7d 100644 --- a/virt/kvm/vfio.h +++ b/virt/kvm/vfio.h @@ -3,11 +3,15 @@ #ifdef CONFIG_KVM_VFIO int kvm_vfio_ops_init(void); +void kvm_vfio_ops_exit(void); #else static inline int kvm_vfio_ops_init(void) { return 0; } +static inline void kvm_vfio_ops_exit(void) +{ +} #endif #endif |
