From: David Woodhouse Date: Mon, 23 Jun 2025 13:22:52 +0000 (+0200) Subject: KVM: arm64: vgic-its: Return -ENXIO to invalid KVM_DEV_ARM_VGIC_GRP_CTRL attrs X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=4530256f3699a053f0b9dc677e231d570bbd0eea;p=thirdparty%2Fkernel%2Flinux.git KVM: arm64: vgic-its: Return -ENXIO to invalid KVM_DEV_ARM_VGIC_GRP_CTRL attrs A preliminary version of a hack to invoke unmap_all_vpes() from an ioctl didn't work very well. We eventually determined this was because we were invoking it on the wrong file descriptor, but not getting an error. Signed-off-by: David Woodhouse Reviewed-by: Eric Auger Link: https://lore.kernel.org/r/bbbddd56135399baf699bc46ffb6e7f08d9f8c9f.camel@infradead.org Signed-off-by: Oliver Upton --- diff --git a/arch/arm64/kvm/vgic/vgic-its.c b/arch/arm64/kvm/vgic/vgic-its.c index 534049c7c94b2..b34f8976c9cc5 100644 --- a/arch/arm64/kvm/vgic/vgic-its.c +++ b/arch/arm64/kvm/vgic/vgic-its.c @@ -2694,6 +2694,9 @@ static int vgic_its_ctrl(struct kvm *kvm, struct vgic_its *its, u64 attr) case KVM_DEV_ARM_ITS_RESTORE_TABLES: ret = abi->restore_tables(its); break; + default: + ret = -ENXIO; + break; } mutex_unlock(&its->its_lock);