[dpdk-dev] [PATCH v4 02/17] app/test: eventdev link all queues before start

Jerin Jacob jerin.jacob at caviumnetworks.com
Thu Mar 23 11:18:43 CET 2017


On Mon, Mar 20, 2017 at 10:16:04AM +0530, Jerin Jacob wrote:
> On Fri, Mar 10, 2017 at 07:43:17PM +0000, Harry van Haaren wrote:
> > The software eventdev can lock-up if not all queues are
> > linked to a port. For this reason, the software evendev
> > fails to start if queues are not linked to anything.
> > 
> > This commit creates dummy links from all queues to port
> > 0 in the eventdev setup function and start/stop test,
> > which would otherwise fail due to unlinked queues.
> > 
> > Signed-off-by: Harry van Haaren <harry.van.haaren at intel.com>
> 
> Acked-by: Jerin Jacob <jerin.jacob at caviumnetworks.com>

Applied to dpdk-next-eventdev/master. Thanks.

> 
> > ---
> >  app/test/test_eventdev.c | 8 ++++++++
> >  1 file changed, 8 insertions(+)
> > 
> > diff --git a/app/test/test_eventdev.c b/app/test/test_eventdev.c
> > index 042a446..324ef5a 100644
> > --- a/app/test/test_eventdev.c
> > +++ b/app/test/test_eventdev.c
> > @@ -543,6 +543,10 @@ test_eventdev_start_stop(void)
> >  		TEST_ASSERT_SUCCESS(ret, "Failed to setup port%d", i);
> >  	}
> >  
> > +	ret = rte_event_port_link(TEST_DEV_ID, 0, NULL, NULL, 0);
> > +	TEST_ASSERT(ret == rte_event_queue_count(TEST_DEV_ID),
> > +			"Failed to link port, device %d", TEST_DEV_ID);
> > +
> >  	ret = rte_event_dev_start(TEST_DEV_ID);
> >  	TEST_ASSERT_SUCCESS(ret, "Failed to start device%d", TEST_DEV_ID);
> >  
> > @@ -569,6 +573,10 @@ eventdev_setup_device(void)
> >  		TEST_ASSERT_SUCCESS(ret, "Failed to setup port%d", i);
> >  	}
> >  
> > +	ret = rte_event_port_link(TEST_DEV_ID, 0, NULL, NULL, 0);
> > +	TEST_ASSERT(ret == rte_event_queue_count(TEST_DEV_ID),
> > +			"Failed to link port, device %d", TEST_DEV_ID);
> > +
> >  	ret = rte_event_dev_start(TEST_DEV_ID);
> >  	TEST_ASSERT_SUCCESS(ret, "Failed to start device%d", TEST_DEV_ID);
> >  
> > -- 
> > 2.7.4
> > 


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