From: Miklos Szeredi <mszeredi@suse.cz>
Date: Fri, 12 Dec 2014 23:59:42 +0000 (+0100)
Subject: ovl: make path-type a bitmap
X-Git-Tag: fixes-v4.0-rc1~19^2~17^2~20
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=1afaba1ecb5299cdd0f69b5bad98b0185fe71e79;p=pandora-kernel.git

ovl: make path-type a bitmap

OVL_PATH_PURE_UPPER -> __OVL_PATH_UPPER | __OVL_PATH_PURE
OVL_PATH_UPPER      -> __OVL_PATH_UPPER
OVL_PATH_MERGE      -> __OVL_PATH_UPPER | __OVL_PATH_MERGE
OVL_PATH_LOWER      -> 0

Multiple R/O layers will allow __OVL_PATH_MERGE without __OVL_PATH_UPPER.

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