Date: Thu, 2 Jan 2014 16:43:36 +0100 From: Roger Pau Monne <roger.pau@citrix.com> To: <freebsd-xen@freebsd.org>, <freebsd-current@freebsd.org>, <xen-devel@lists.xen.org>, <gibbs@freebsd.org>, <jhb@freebsd.org>, <kib@freebsd.org>, <julien.grall@citrix.com> Cc: Roger Pau Monne <roger.pau@citrix.com> Subject: [PATCH v9 02/19] xen: add macro to detect if running as Dom0 Message-ID: <1388677433-49525-3-git-send-email-roger.pau@citrix.com> In-Reply-To: <1388677433-49525-1-git-send-email-roger.pau@citrix.com> References: <1388677433-49525-1-git-send-email-roger.pau@citrix.com>
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---
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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