summaryrefslogtreecommitdiffstats
path: root/include/linux/kvm_para.h
blob: e4db25ffdb52784d4c23ed62a0cc694061d1fa05 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
#ifndef __LINUX_KVM_PARA_H
#define __LINUX_KVM_PARA_H

/*
 * This header file provides a method for making a hypercall to the host
 * Architectures should define:
 * - kvm_hypercall0, kvm_hypercall1...
 * - kvm_arch_para_features
 * - kvm_para_available
 */

/* Return values for hypercalls */
#define KVM_ENOSYS		1000

#ifdef __KERNEL__
/*
 * hypercalls use architecture specific
 */
#include <asm/kvm_para.h>

static inline int kvm_para_has_feature(unsigned int feature)
{
	if (kvm_arch_para_features() & (1UL << feature))
		return 1;
	return 0;
}
#endif /* __KERNEL__ */
#endif /* __LINUX_KVM_PARA_H */