From: Philipp Reisner <philipp.reisner@linbit.com>
Date: Mon, 27 Jun 2011 09:51:46 +0000 (+0200)
Subject: drbd: Replaced md_io_mutex by an atomic: md_io_in_use
X-Git-Tag: v3.5-rc1~41^2^2~53
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=e17117310b73ce6d2340ad46a539d3896a2d6de8;p=pandora-kernel.git

drbd: Replaced md_io_mutex by an atomic: md_io_in_use

The new function drbd_md_get_buffer() aborts waiting for the buffer
in case the disk failes in the meantime.

Signed-off-by: Philipp Reisner <philipp.reisner@linbit.com>
Signed-off-by: Lars Ellenberg <lars.ellenberg@linbit.com>
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