From: Miklos Szeredi <mszeredi@suse.cz>
Date: Thu, 5 Sep 2013 09:44:35 +0000 (+0200)
Subject: vfs: add d_walk()
X-Git-Tag: v3.12-rc1~105^2~10
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=db14fc3abcd5dcc9b32ad5b9dd5b8f9e16295a39;p=pandora-kernel.git

vfs: add d_walk()

This one replaces three instances open coded tree walking (have_submounts,
select_parent, d_genocide) with a common helper.

In addition to slightly reducing the kernel size, this simplifies the
callers and makes them less bug prone.

Signed-off-by: Miklos Szeredi <mszeredi@suse.cz>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
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