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-rw-r--r--lib/kobject.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/lib/kobject.c b/lib/kobject.c
index b2c6d1f56e65..f07c57252e82 100644
--- a/lib/kobject.c
+++ b/lib/kobject.c
@@ -948,6 +948,17 @@ const void *kobj_ns_initial(enum kobj_ns_type type)
return ns;
}
+/*
+ * kobj_ns_exit - invalidate a namespace tag
+ *
+ * @type: the namespace type (i.e. KOBJ_NS_TYPE_NET)
+ * @ns: the actual namespace being invalidated
+ *
+ * This is called when a tag is no longer valid. For instance,
+ * when a network namespace exits, it uses this helper to
+ * make sure no sb's sysfs_info points to the now-invalidated
+ * netns.
+ */
void kobj_ns_exit(enum kobj_ns_type type, const void *ns)
{
sysfs_exit_ns(type, ns);