commit 08535466bce6bd91320990b9a614d52a3dc0f21d
author Lars Ellenberg <lars.ellenberg@linbit.com> Mon Apr 28 18:43:31 2014 +0200
committer Jens Axboe <axboe@fb.com> Wed Apr 30 13:46:55 2014 -0600
tree f42c7cffbb916a9b29c51bb281f9d070bb3633e6
parent 67cca286caa6e33f3134bd36834d2484538f4f78

drbd: evaluate disk and network timeout on different requests

Just because it is the oldest not yet completed request
does not make it the oldest request waiting for disk.
Or waiting for the peer.

And we completely missed already completed requests
that would still hold references to activity log extents,
waiting only for the barrier ack.

Find two oldest not yet completely processed requests,
one that is still waiting for local completion,
and one that is still waiting for some response from the peer.
These may or may not be the same request object.

Then separately apply the network and disk timeouts, respectively.

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