tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
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
28void __init kvm_guest_init(void);
29#else
30#define kvm_guest_init() do { } while (0)
31#endif
32
33static 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