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(parent: bdf20e7) | patch
iser-target: Introduce isert_poll_budget
authorSagi Grimberg <sagig@mellanox.com>
Tue, 2 Dec 2014 14:57:44 +0000 (16:57 +0200)
committerNicholas Bellinger <nab@linux-iscsi.org>
Sat, 13 Dec 2014 07:32:31 +0000 (23:32 -0800)
commit37d9fe80a3afc87a3d9f3d83aa0e6137f9fd7cde
treeb82fdaddb210cf6c69c9411014db8a705038dfe0tree | snapshot
parentbdf20e72548cdcca1c16f29ad30c5725fa1d8d11commit | diff
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>
drivers/infiniband/ulp/isert/ib_isert.c diff | blob | history
John Crispins staging tree