From: Yevgeny Petrilin <redacted>
Date: Thu, 31 Mar 2011 11:30:17 +0200

We should reduce the number of reserved completion queues from the total
number of entries. Since the queue size is power of two, not reducing the
reserved entries, caused a double queue size, which may lead to allocation
failures in some cases.

Signed-off-by: Yevgeny Petrilin <redacted>

Applied.