diff options
author | Will Deacon <will.deacon@arm.com> | 2014-09-02 10:27:36 +0100 |
---|---|---|
committer | Paolo Bonzini <pbonzini@redhat.com> | 2014-09-17 13:10:10 +0200 |
commit | 80ce1639727e9d38729c34f162378508c307ca25 (patch) | |
tree | c7ffcba90bd9af321c66285174aab7775b7941d9 | |
parent | 84877d93336de21a6251db00b841468a83c65906 (diff) | |
download | linux-stable-80ce1639727e9d38729c34f162378508c307ca25.tar.gz linux-stable-80ce1639727e9d38729c34f162378508c307ca25.tar.bz2 linux-stable-80ce1639727e9d38729c34f162378508c307ca25.zip |
KVM: VFIO: register kvm_device_ops dynamically
Now that we have a dynamic means to register kvm_device_ops, use that
for the VFIO kvm device, instead of relying on the static table.
This is achieved by a module_init call to register the ops with KVM.
Cc: Gleb Natapov <gleb@kernel.org>
Cc: Paolo Bonzini <pbonzini@redhat.com>
Acked-by: Alex Williamson <Alex.Williamson@redhat.com>
Signed-off-by: Will Deacon <will.deacon@arm.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
-rw-r--r-- | include/linux/kvm_host.h | 1 | ||||
-rw-r--r-- | virt/kvm/kvm_main.c | 4 | ||||
-rw-r--r-- | virt/kvm/vfio.c | 22 |
3 files changed, 15 insertions, 12 deletions
diff --git a/include/linux/kvm_host.h b/include/linux/kvm_host.h index 7ef088bec715..d44a2d640551 100644 --- a/include/linux/kvm_host.h +++ b/include/linux/kvm_host.h @@ -1068,7 +1068,6 @@ int kvm_register_device_ops(struct kvm_device_ops *ops, u32 type); extern struct kvm_device_ops kvm_mpic_ops; extern struct kvm_device_ops kvm_xics_ops; -extern struct kvm_device_ops kvm_vfio_ops; #ifdef CONFIG_HAVE_KVM_CPU_RELAX_INTERCEPT diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c index f4e792fedb4f..db57363cc287 100644 --- a/virt/kvm/kvm_main.c +++ b/virt/kvm/kvm_main.c @@ -2281,10 +2281,6 @@ static struct kvm_device_ops *kvm_device_ops_table[KVM_DEV_TYPE_MAX] = { #ifdef CONFIG_KVM_XICS [KVM_DEV_TYPE_XICS] = &kvm_xics_ops, #endif - -#ifdef CONFIG_KVM_VFIO - [KVM_DEV_TYPE_VFIO] = &kvm_vfio_ops, -#endif }; int kvm_register_device_ops(struct kvm_device_ops *ops, u32 type) diff --git a/virt/kvm/vfio.c b/virt/kvm/vfio.c index ba1a93f935c7..bb11b36ee8a2 100644 --- a/virt/kvm/vfio.c +++ b/virt/kvm/vfio.c @@ -246,6 +246,16 @@ static void kvm_vfio_destroy(struct kvm_device *dev) kfree(dev); /* alloc by kvm_ioctl_create_device, free by .destroy */ } +static int kvm_vfio_create(struct kvm_device *dev, u32 type); + +static struct kvm_device_ops kvm_vfio_ops = { + .name = "kvm-vfio", + .create = kvm_vfio_create, + .destroy = kvm_vfio_destroy, + .set_attr = kvm_vfio_set_attr, + .has_attr = kvm_vfio_has_attr, +}; + static int kvm_vfio_create(struct kvm_device *dev, u32 type) { struct kvm_device *tmp; @@ -268,10 +278,8 @@ static int kvm_vfio_create(struct kvm_device *dev, u32 type) return 0; } -struct kvm_device_ops kvm_vfio_ops = { - .name = "kvm-vfio", - .create = kvm_vfio_create, - .destroy = kvm_vfio_destroy, - .set_attr = kvm_vfio_set_attr, - .has_attr = kvm_vfio_has_attr, -}; +static int __init kvm_vfio_ops_init(void) +{ + return kvm_register_device_ops(&kvm_vfio_ops, KVM_DEV_TYPE_VFIO); +} +module_init(kvm_vfio_ops_init); |