diff options
| author | Marcelo Tosatti <mtosatti@redhat.com> | 2008-02-22 12:21:36 -0500 |
|---|---|---|
| committer | Avi Kivity <avi@qumranet.com> | 2008-04-27 12:00:25 +0300 |
| commit | 0cf1bfd2737f41e59f974a61eab11af206d2042a (patch) | |
| tree | 4edd67efa000f4cb94ef834daa21ac07c2016989 /include/linux/kvm_para.h | |
| parent | a28e4f5a621289fe0d9c8a461b0c256f9e17f3bc (diff) | |
x86: KVM guest: add basic paravirt support
Add basic KVM paravirt support. Avoid vm-exits on IO delays.
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
Signed-off-by: Avi Kivity <avi@qumranet.com>
Diffstat (limited to 'include/linux/kvm_para.h')
| -rw-r--r-- | include/linux/kvm_para.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/include/linux/kvm_para.h b/include/linux/kvm_para.h index 5497aac0d2f8..9c462c91a6b1 100644 --- a/include/linux/kvm_para.h +++ b/include/linux/kvm_para.h @@ -20,6 +20,12 @@ #include <asm/kvm_para.h> #ifdef __KERNEL__ +#ifdef CONFIG_KVM_GUEST +void __init kvm_guest_init(void); +#else +#define kvm_guest_init() do { } while (0) +#endif + static inline int kvm_para_has_feature(unsigned int feature) { if (kvm_arch_para_features() & (1UL << feature)) |