From: Alex Elder <elder@inktank.com>
Date: Fri, 10 Aug 2012 20:12:07 +0000 (-0700)
Subject: rbd: add read_only rbd map option
X-Git-Tag: v3.7-rc1~90^2~51
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=cc0538b62c839c2df7b9f8378bb37e3b35faa608;p=pandora-kernel.git

rbd: add read_only rbd map option

Add the ability to map an rbd image read-only, by specifying either
"read_only" or "ro" as an option on the rbd "command line."  Also
allow the inverse to be explicitly specified using "read_write" or
"rw".

Signed-off-by: Alex Elder <elder@inktank.com>
Reviewed-by: Yehuda Sadeh <yehuda@inktank.com>
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