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| author | Eric Auger <eric.auger@linaro.org> | 2015-12-21 17:22:05 +0100 |
|---|---|---|
| committer | Christoffer Dall <christoffer.dall@linaro.org> | 2016-05-20 15:40:00 +0200 |
| commit | afcc7c50ce6e2fb18fd0535813c1d612265b1899 (patch) | |
| tree | 917838fa20d28189eeb88604e000aaf7a8f6494c /virt | |
| parent | fca256026bb0d78991f975a7d4a3f601b7234401 (diff) | |
| download | linux-stable-afcc7c50ce6e2fb18fd0535813c1d612265b1899.tar.gz linux-stable-afcc7c50ce6e2fb18fd0535813c1d612265b1899.tar.bz2 linux-stable-afcc7c50ce6e2fb18fd0535813c1d612265b1899.zip | |
KVM: arm/arm64: vgic-new: vgic_kvm_device: KVM_DEV_ARM_VGIC_GRP_CTRL
This patch implements the KVM_DEV_ARM_VGIC_GRP_CTRL group API
featuring KVM_DEV_ARM_VGIC_CTRL_INIT attribute. The vgic_init
function is not yet implemented though.
Signed-off-by: Eric Auger <eric.auger@linaro.org>
Signed-off-by: Andre Przywara <andre.przywara@arm.com>
Reviewed-by: Christoffer Dall <christoffer.dall@linaro.org>
Diffstat (limited to 'virt')
| -rw-r--r-- | virt/kvm/arm/vgic/vgic-kvm-device.c | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/virt/kvm/arm/vgic/vgic-kvm-device.c b/virt/kvm/arm/vgic/vgic-kvm-device.c index 05ff925f5377..e153f1254586 100644 --- a/virt/kvm/arm/vgic/vgic-kvm-device.c +++ b/virt/kvm/arm/vgic/vgic-kvm-device.c @@ -23,6 +23,8 @@ static int vgic_set_common_attr(struct kvm_device *dev, struct kvm_device_attr *attr) { + int r; + switch (attr->group) { case KVM_DEV_ARM_VGIC_GRP_NR_IRQS: { u32 __user *uaddr = (u32 __user *)(long)attr->addr; @@ -55,6 +57,16 @@ static int vgic_set_common_attr(struct kvm_device *dev, return ret; } + case KVM_DEV_ARM_VGIC_GRP_CTRL: { + switch (attr->attr) { + case KVM_DEV_ARM_VGIC_CTRL_INIT: + mutex_lock(&dev->kvm->lock); + r = vgic_init(dev->kvm); + mutex_unlock(&dev->kvm->lock); + return r; + } + break; + } } return -ENXIO; @@ -131,6 +143,11 @@ static int vgic_v2_has_attr(struct kvm_device *dev, switch (attr->group) { case KVM_DEV_ARM_VGIC_GRP_NR_IRQS: return 0; + case KVM_DEV_ARM_VGIC_GRP_CTRL: + switch (attr->attr) { + case KVM_DEV_ARM_VGIC_CTRL_INIT: + return 0; + } } return -ENXIO; } @@ -166,6 +183,11 @@ static int vgic_v3_has_attr(struct kvm_device *dev, switch (attr->group) { case KVM_DEV_ARM_VGIC_GRP_NR_IRQS: return 0; + case KVM_DEV_ARM_VGIC_GRP_CTRL: + switch (attr->attr) { + case KVM_DEV_ARM_VGIC_CTRL_INIT: + return 0; + } } return -ENXIO; } |