From 37d9fe80a3afc87a3d9f3d83aa0e6137f9fd7cde Mon Sep 17 00:00:00 2001
From: Sagi Grimberg <sagig@mellanox.com>
Date: Tue, 2 Dec 2014 16:57:44 +0200
Subject: [PATCH] iser-target: Introduce isert_poll_budget

In case the CQ is packed with completions, we can't just
hog the CPU forever. Poll until a sufficient budget (currently
hard-coded to 64k completions) and if budget is exhausted, bailout
and give a chance to other threads.

Signed-off-by: Sagi Grimberg <sagig@mellanox.com>
Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
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