iser-target: Introduce isert_poll_budget

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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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Sagi Grimberg 2014-12-02 16:57:44 +02:00 • committed by Nicholas Bellinger

parent bdf20e7254

commit 37d9fe80a3

1 changed files with 7 additions and 1 deletions

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drivers/infiniband/ulp/isert/ib_isert.c

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