[Xen-devel] [PATCH v9 02/19] xen: add macro to detect if running as Dom0

[Roger Pau Monne <roger.pau@xxxxxxxxxx>]

---
 sys/xen/xen-os.h |    7 +++++++
 1 files changed, 7 insertions(+), 0 deletions(-)

diff --git a/sys/xen/xen-os.h b/sys/xen/xen-os.h
index c7474d8..e8a5a99 100644
--- a/sys/xen/xen-os.h
+++ b/sys/xen/xen-os.h
@@ -82,6 +82,13 @@ xen_hvm_domain(void)
        return (xen_domain_type == XEN_HVM_DOMAIN);
 }
 
+static inline int
+xen_initial_domain(void)
+{
+       return (xen_domain() && HYPERVISOR_start_info &&
+               HYPERVISOR_start_info->flags & SIF_INITDOMAIN);
+}
+
 #ifndef xen_mb
 #define xen_mb() mb()
 #endif
-- 
1.7.7.5 (Apple Git-26)


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