228 struct kvm_run {  struct
240 	/* in (pre_kvm_run), out (post_kvm_run) */  argument
241 	__u64 cr8;
242 	__u64 apic_base;
246 	__u64 psw_mask; /* psw upper half */
247 	__u64 psw_addr; /* psw lower half */
272 			__u64 data_offset; /* relative to kvm_run start */  argument
488 	__u64 kvm_valid_regs;
489 	__u64 kvm_dirty_regs;
490 	union {
493 	} s;