From: Miklos Szeredi <mszeredi@suse.cz>
Date: Thu, 23 Oct 2014 22:14:37 +0000 (+0200)
Subject: ext4: support RENAME_WHITEOUT
X-Git-Tag: fixes-against-v3.18-rc2~5^2~4^2~6
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=cd808deced431b66b5fa4e5c193cb7ec0059eaff;p=pandora-kernel.git

ext4: support RENAME_WHITEOUT

Add whiteout support to ext4_rename().  A whiteout inode (chrdev/0,0) is
created before the rename takes place.  The whiteout inode is added to the
old entry instead of deleting it.

Signed-off-by: Miklos Szeredi <mszeredi@suse.cz>
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