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