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authorLen Brown <len.brown@intel.com>2009-04-05 02:14:15 -0400
committerLen Brown <len.brown@intel.com>2009-04-05 02:14:15 -0400
commit478c6a43fcbc6c11609f8cee7c7b57223907754f (patch)
treea7f7952099da60d33032aed6de9c0c56c9f8779e /arch/x86/include/asm/xen/hypervisor.h
parent8a3f257c704e02aee9869decd069a806b45be3f1 (diff)
parent6bb597507f9839b13498781e481f5458aea33620 (diff)
Merge branch 'linus' into release
Conflicts: arch/x86/kernel/cpu/cpufreq/longhaul.c Signed-off-by: Len Brown <len.brown@intel.com>
Diffstat (limited to 'arch/x86/include/asm/xen/hypervisor.h')
-rw-r--r--arch/x86/include/asm/xen/hypervisor.h28
1 files changed, 18 insertions, 10 deletions
diff --git a/arch/x86/include/asm/xen/hypervisor.h b/arch/x86/include/asm/xen/hypervisor.h
index 81fbd735aec..d5b7e90c0ed 100644
--- a/arch/x86/include/asm/xen/hypervisor.h
+++ b/arch/x86/include/asm/xen/hypervisor.h
@@ -38,22 +38,30 @@ extern struct shared_info *HYPERVISOR_shared_info;
extern struct start_info *xen_start_info;
enum xen_domain_type {
- XEN_NATIVE,
- XEN_PV_DOMAIN,
- XEN_HVM_DOMAIN,
+ XEN_NATIVE, /* running on bare hardware */
+ XEN_PV_DOMAIN, /* running in a PV domain */
+ XEN_HVM_DOMAIN, /* running in a Xen hvm domain */
};
-extern enum xen_domain_type xen_domain_type;
-
#ifdef CONFIG_XEN
-#define xen_domain() (xen_domain_type != XEN_NATIVE)
+extern enum xen_domain_type xen_domain_type;
#else
-#define xen_domain() (0)
+#define xen_domain_type XEN_NATIVE
#endif
-#define xen_pv_domain() (xen_domain() && xen_domain_type == XEN_PV_DOMAIN)
-#define xen_hvm_domain() (xen_domain() && xen_domain_type == XEN_HVM_DOMAIN)
+#define xen_domain() (xen_domain_type != XEN_NATIVE)
+#define xen_pv_domain() (xen_domain() && \
+ xen_domain_type == XEN_PV_DOMAIN)
+#define xen_hvm_domain() (xen_domain() && \
+ xen_domain_type == XEN_HVM_DOMAIN)
+
+#ifdef CONFIG_XEN_DOM0
+#include <xen/interface/xen.h>
-#define xen_initial_domain() (xen_pv_domain() && xen_start_info->flags & SIF_INITDOMAIN)
+#define xen_initial_domain() (xen_pv_domain() && \
+ xen_start_info->flags & SIF_INITDOMAIN)
+#else /* !CONFIG_XEN_DOM0 */
+#define xen_initial_domain() (0)
+#endif /* CONFIG_XEN_DOM0 */
#endif /* _ASM_X86_XEN_HYPERVISOR_H */