From b4f0354e968f5fabd39bc85b99fedae4a97589fe Mon Sep 17 00:00:00 2001
From: Al Viro <viro@zeniv.linux.org.uk>
Date: Tue, 29 Apr 2014 23:40:14 -0400
Subject: [PATCH] new helper: dentry_free()

The part of old d_free() that dealt with actual freeing of dentry.
Taken out of dentry_kill() into a separate function.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
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