From 810bb172671aec17cf85cc748120cf73c17af372 Mon Sep 17 00:00:00 2001
From: Al Viro <viro@zeniv.linux.org.uk>
Date: Sun, 12 Oct 2014 12:45:37 -0400
Subject: [PATCH] take dname_external() into fs/dcache.c

never used outside and it's too low-level for legitimate uses outside
of fs/dcache.c anyway

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
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Reading git-format-patch failed