kvm/vfio: Accept vfio device file from userspace

This defines KVM_DEV_VFIO_FILE* and make alias with KVM_DEV_VFIO_GROUP*. Old userspace uses KVM_DEV_VFIO_GROUP* works as well.

Yi Liu committed 3 years ago

Commit dcc31ea1 parent 2f990733 files · +47 −25Browse files

Showing the changes to include/uapi (1 of 3 files). Show all

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@@ -1418,9 +1418,16 @@ struct kvm_device_attr { · 1417 unmodified lines
1418	1418	__u64 addr; /* userspace address of attr data */
1419	1419	};
1420	1420
1421		−#define KVM_DEV_VFIO_GROUP 1
1422		−#define KVM_DEV_VFIO_GROUP_ADD 1
1423		−#define KVM_DEV_VFIO_GROUP_DEL 2
	1421	+#define KVM_DEV_VFIO_FILE 1
	1422	+
	1423	+#define KVM_DEV_VFIO_FILE_ADD 1
	1424	+#define KVM_DEV_VFIO_FILE_DEL 2
	1425	+
	1426	+/* KVM_DEV_VFIO_GROUP aliases are for compile time uapi compatibility */
	1427	+#define KVM_DEV_VFIO_GROUP KVM_DEV_VFIO_FILE
	1428	+
	1429	+#define KVM_DEV_VFIO_GROUP_ADD KVM_DEV_VFIO_FILE_ADD
	1430	+#define KVM_DEV_VFIO_GROUP_DEL KVM_DEV_VFIO_FILE_DEL
1424	1431	#define KVM_DEV_VFIO_GROUP_SET_SPAPR_TCE 3
1425	1432
1426	1433	enum kvm_device_type {

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