Message ID | 715D42877B251141A38726ABF5CABF2C01959AF3FF@pdsmsx503.ccr.corp.intel.com (mailing list archive) |
---|---|
State | Accepted, archived |
Headers | show |
Han, Weidong wrote: > define KVM_CAP_DEVICE_DEASSIGNMENT and KVM_DEASSIGN_PCI_DEVICE > for device deassignment. > > > #ifdef KVM_CAP_IRQ_ROUTING > > @@ -466,6 +469,8 @@ struct kvm_irq_routing { > #define KVM_ASSIGN_IRQ _IOR(KVMIO, 0x70, \ > struct kvm_assigned_irq) > #define KVM_REINJECT_CONTROL _IO(KVMIO, 0x71) > +#define KVM_DEASSIGN_PCI_DEVICE _IOR(KVMIO, 0x72, \ > + struct kvm_assigned_pci_dev) > Where's the implementation of this new ioctl?
On Tue, 2009-02-10 at 20:40 +0800, Han, Weidong wrote: > define KVM_CAP_DEVICE_DEASSIGNMENT and KVM_DEASSIGN_PCI_DEVICE > for device deassignment. Should add a pointer to the commit which added this ioctl: commit 0a920356748df4fb06e86c21c23d2ed6d31d37ad Author: Weidong Han <weidong.han@intel.com> Date: Tue Dec 2 21:24:23 2008 +0800 KVM: support device deassignment Support device deassignment, it can be used in device hotplug. Signed-off-by: Weidong Han <weidong.han@intel.com> Signed-off-by: Joerg Roedel <joerg.roedel@amd.com> > Signed-off-by: Weidong Han <weidong.han@intel.com> > --- > include/linux/kvm.h | 5 +++++ > 1 files changed, 5 insertions(+), 0 deletions(-) > > diff --git a/include/linux/kvm.h b/include/linux/kvm.h > index 869462c..02dfb1b 100644 > --- a/include/linux/kvm.h > +++ b/include/linux/kvm.h > @@ -402,6 +402,9 @@ struct kvm_trace_rec { > #ifdef __KVM_HAVE_IOAPIC > #define KVM_CAP_IRQ_ROUTING 25 > #endif > +#ifdef __KVM_HAVE_DEVICE_ASSIGNMENT > +#define KVM_CAP_DEVICE_DEASSIGNMENT 26 > +#endif > > #ifdef KVM_CAP_IRQ_ROUTING > > @@ -466,6 +469,8 @@ struct kvm_irq_routing { > #define KVM_ASSIGN_IRQ _IOR(KVMIO, 0x70, \ > struct kvm_assigned_irq) > #define KVM_REINJECT_CONTROL _IO(KVMIO, 0x71) > +#define KVM_DEASSIGN_PCI_DEVICE _IOR(KVMIO, 0x72, \ > + struct kvm_assigned_pci_dev) > Looks good to me, but I wonder why we never used 0x6b-0x6f? Acked-by: Mark McLoughlin <markmc@redhat.com> Cheers, Mark. -- To unsubscribe from this list: send the line "unsubscribe kvm" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
Mark McLoughlin wrote: > Looks good to me, but I wonder why we never used 0x6b-0x6f? > Someone went from 0x69 to 0x70. I later used 0x6a.
diff --git a/include/linux/kvm.h b/include/linux/kvm.h index 869462c..02dfb1b 100644 --- a/include/linux/kvm.h +++ b/include/linux/kvm.h @@ -402,6 +402,9 @@ struct kvm_trace_rec { #ifdef __KVM_HAVE_IOAPIC #define KVM_CAP_IRQ_ROUTING 25 #endif +#ifdef __KVM_HAVE_DEVICE_ASSIGNMENT +#define KVM_CAP_DEVICE_DEASSIGNMENT 26 +#endif #ifdef KVM_CAP_IRQ_ROUTING @@ -466,6 +469,8 @@ struct kvm_irq_routing { #define KVM_ASSIGN_IRQ _IOR(KVMIO, 0x70, \ struct kvm_assigned_irq) #define KVM_REINJECT_CONTROL _IO(KVMIO, 0x71) +#define KVM_DEASSIGN_PCI_DEVICE _IOR(KVMIO, 0x72, \ + struct kvm_assigned_pci_dev) /* * ioctls for vcpu fds
define KVM_CAP_DEVICE_DEASSIGNMENT and KVM_DEASSIGN_PCI_DEVICE for device deassignment. Signed-off-by: Weidong Han <weidong.han@intel.com> --- include/linux/kvm.h | 5 +++++ 1 files changed, 5 insertions(+), 0 deletions(-)