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-rw-r--r--fs/mount.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/fs/mount.h b/fs/mount.h
index f39bc9da4d73..6250de544760 100644
--- a/fs/mount.h
+++ b/fs/mount.h
@@ -146,3 +146,8 @@ static inline bool is_local_mountpoint(struct dentry *dentry)
return __is_local_mountpoint(dentry);
}
+
+static inline bool is_anon_ns(struct mnt_namespace *ns)
+{
+ return ns->seq == 0;
+}