From: Lars Ellenberg <lars.ellenberg@linbit.com>
Date: Tue, 19 Mar 2013 17:16:57 +0000 (+0100)
Subject: drbd: move start io accounting before activity log transaction
X-Git-Tag: omap-for-v3.10/fixes-for-merge-window-part2~10^2~39
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=7e8c288f6cde950a6ca001ec06a32c8c2cf4180e;p=pandora-kernel.git

drbd: move start io accounting before activity log transaction

The IO accounting of the drbd "queue depth" was misleading.
We only started IO accounting once we already wrote the activity log.

Signed-off-by: Philipp Reisner <philipp.reisner@linbit.com>
Signed-off-by: Lars Ellenberg <lars.ellenberg@linbit.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
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