split __lookup_mnt() in two functions
Instead of passing the direction as argument (and checking it on every
step through the hash chain), just have separate __lookup_mnt() and
__lookup_mnt_last(). And use the standard iterators...
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
diff --git a/fs/mount.h b/fs/mount.h
index 7076f25..f086607 100644
--- a/fs/mount.h
+++ b/fs/mount.h
@@ -77,7 +77,8 @@
return !IS_ERR_OR_NULL(real_mount(mnt));
}
-extern struct mount *__lookup_mnt(struct vfsmount *, struct dentry *, int);
+extern struct mount *__lookup_mnt(struct vfsmount *, struct dentry *);
+extern struct mount *__lookup_mnt_last(struct vfsmount *, struct dentry *);
static inline void get_mnt_ns(struct mnt_namespace *ns)
{