netlink: fix NETLINK_RECV_NO_ENOBUFS in netlink_set_err()
[linux-2.6.git] / include / linux / kvm_para.h
1 #ifndef __LINUX_KVM_PARA_H
2 #define __LINUX_KVM_PARA_H
3
4 /*
5  * This header file provides a method for making a hypercall to the host
6  * Architectures should define:
7  * - kvm_hypercall0, kvm_hypercall1...
8  * - kvm_arch_para_features
9  * - kvm_para_available
10  */
11
12 /* Return values for hypercalls */
13 #define KVM_ENOSYS              1000
14 #define KVM_EFAULT              EFAULT
15 #define KVM_E2BIG               E2BIG
16 #define KVM_EPERM               EPERM
17
18 #define KVM_HC_VAPIC_POLL_IRQ           1
19 #define KVM_HC_MMU_OP                   2
20
21 /*
22  * hypercalls use architecture specific
23  */
24 #include <asm/kvm_para.h>
25
26 #ifdef __KERNEL__
27 #ifdef CONFIG_KVM_GUEST
28 void __init kvm_guest_init(void);
29 #else
30 #define kvm_guest_init() do { } while (0)
31 #endif
32
33 static inline int kvm_para_has_feature(unsigned int feature)
34 {
35         if (kvm_arch_para_features() & (1UL << feature))
36                 return 1;
37         return 0;
38 }
39 #endif /* __KERNEL__ */
40 #endif /* __LINUX_KVM_PARA_H */
41