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-rw-r--r--src/platform/nm-platform.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/src/platform/nm-platform.h b/src/platform/nm-platform.h
index 4d254195..3219dd5a 100644
--- a/src/platform/nm-platform.h
+++ b/src/platform/nm-platform.h
@@ -87,6 +87,8 @@ typedef enum {
 	_NM_PLATFORM_REASON_CACHE_CHECK_INTERNAL,
 } NMPlatformReason;
 
+#define NM_PLATFORM_LINK_OTHER_NETNS    (-1)
+
 #define __NMPlatformObject_COMMON \
 	int ifindex; \
 	;
@@ -105,6 +107,10 @@ struct _NMPlatformLink {
 
 	gboolean initialized;
 	int master;
+
+	/* rtnl_link_get_link(), IFLA_LINK.
+	 * If IFLA_LINK_NETNSID indicates that the parent is in another namespace,
+	 * this field be set to (negative) NM_PLATFORM_LINK_OTHER_NETNS. */
 	int parent;
 
 	/* rtnl_link_get_arptype(), ifinfomsg.ifi_type. */
@@ -734,6 +740,7 @@ int nm_platform_ip4_route_cmp (const NMPlatformIP4Route *a, const NMPlatformIP4R
 int nm_platform_ip6_route_cmp (const NMPlatformIP6Route *a, const NMPlatformIP6Route *b);
 
 gboolean nm_platform_check_support_libnl_extended_ifa_flags (void);
+gboolean nm_platform_check_support_libnl_link_netnsid (void);
 gboolean nm_platform_check_support_kernel_extended_ifa_flags (NMPlatform *self);
 gboolean nm_platform_check_support_user_ipv6ll (NMPlatform *self);