From: Lars Ellenberg <lars.ellenberg@linbit.com>
Date: Mon, 5 May 2014 22:44:59 +0000 (+0200)
Subject: drbd: track details of bitmap IO
X-Git-Tag: omap-for-v3.17/fixes-against-rc2~74^2~14
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=4ce4926683b820c5c85b8033891dbfb53cc8754f;p=pandora-kernel.git

drbd: track details of bitmap IO

Track start and submit time of bitmap operations, and
add pending bitmap IO contexts to a new pending_bitmap_io list.

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