From: Philipp Reisner <philipp.reisner@linbit.com>
Date: Tue, 13 Dec 2011 10:36:57 +0000 (+0100)
Subject: drbd: Consider that read requests could be NEG_ACKEDed
X-Git-Tag: v3.8-rc1~78^2~18^2~121
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=e8cdc3433568a1741e95c1d4412a7fb9736d0eac;p=pandora-kernel.git

drbd: Consider that read requests could be NEG_ACKEDed

ap_in_flight only counts writes. NEG_ACKED is an action
on a request that might be called for reads and writes.

This bug was there forever, but it becomes much more
relevant with the read balincing code.

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