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From: "Van Haaren, Harry" <harry.van.haaren@intel.com>
To: Pavan Nikhilesh <pbhagavatula@caviumnetworks.com>,
	"jerin.jacob@caviumnetworks.com" <jerin.jacob@caviumnetworks.com>,
	"Richardson, Bruce" <bruce.richardson@intel.com>,
	"Eads, Gage" <gage.eads@intel.com>,
	"hemant.agrawal@nxp.com" <hemant.agrawal@nxp.com>,
	"nipun.gupta@nxp.com" <nipun.gupta@nxp.com>,
	"Rao, Nikhil" <nikhil.rao@intel.com>,
	"santosh.shukla@caviumnetworks.com"
	<santosh.shukla@caviumnetworks.com>
Cc: "dev@dpdk.org" <dev@dpdk.org>
Subject: Re: [dpdk-dev] [PATCH v3 7/8] app/eventdev: add service core configuration
Date: Tue, 19 Dec 2017 10:25:49 +0000	[thread overview]
Message-ID: <E923DB57A917B54B9182A2E928D00FA650FE380C@IRSMSX102.ger.corp.intel.com> (raw)
In-Reply-To: <20171211151346.14405-7-pbhagavatula@caviumnetworks.com>

> From: Pavan Nikhilesh [mailto:pbhagavatula@caviumnetworks.com]
<snip>
> Add service core configuration for Rx adapter. The configuration picks
> the least used service core to run the service on.
> 
> Signed-off-by: Pavan Nikhilesh <pbhagavatula@caviumnetworks.com>
> ---
>  app/test-eventdev/evt_common.h       | 41 ++++++++++++++++-----------------
> ---
>  app/test-eventdev/test_perf_atq.c    | 12 +++++++----
>  app/test-eventdev/test_perf_common.c | 13 ++++++++++++
>  app/test-eventdev/test_perf_queue.c  | 12 +++++++----
>  4 files changed, 47 insertions(+), 31 deletions(-)
> 
> diff --git a/app/test-eventdev/evt_common.h b/app/test-eventdev/evt_common.h
> index 0fadab4a0..042823a52 100644
> --- a/app/test-eventdev/evt_common.h
> +++ b/app/test-eventdev/evt_common.h
> @@ -94,41 +94,36 @@ evt_has_all_types_queue(uint8_t dev_id)
>  }
> 
>  static inline int
> -evt_service_setup(uint8_t dev_id)
> +evt_service_setup(uint32_t service_id)
>  {
> -	uint32_t service_id;
>  	int32_t core_cnt;
>  	unsigned int lcore = 0;
>  	uint32_t core_array[RTE_MAX_LCORE];
>  	uint8_t cnt;
>  	uint8_t min_cnt = UINT8_MAX;
> 
> -	if (evt_has_distributed_sched(dev_id))
> -		return 0;
> -
>  	if (!rte_service_lcore_count())
>  		return -ENOENT;

See last comment - we can try to get next lcore, and add it as a service core to continue running test?

> 
> -	if (!rte_event_dev_service_id_get(dev_id, &service_id)) {
> -		core_cnt = rte_service_lcore_list(core_array,
> -				RTE_MAX_LCORE);
> -		if (core_cnt < 0)
> -			return -ENOENT;
> -		/* Get the core which has least number of services running. */
> -		while (core_cnt--) {
> -			/* Reset default mapping */

> -			rte_service_map_lcore_set(service_id,
> -					core_array[core_cnt], 0);

Nit: these two can be on the same line

> 
> +		if (!(cap & RTE_EVENT_ETH_RX_ADAPTER_CAP_INTERNAL_PORT)) {
> +			uint32_t service_id;
> +
> +			rte_event_eth_rx_adapter_service_id_get(prod,
> +					&service_id);
> +			ret = evt_service_setup(service_id);

> +			if (ret) {
> +				evt_err("Failed to setup service core"
> +						" for Rx adapter\n");

No need to split strings here.


> +	if (!evt_has_distributed_sched(opt->dev_id)) {
> +		uint32_t service_id;
> +		rte_event_dev_service_id_get(opt->dev_id, &service_id);
> +		ret = evt_service_setup(service_id);
> +		if (ret) {
> +			evt_err("No service lcore found to run event dev.");
> +			return ret;

Would it be better to try get next lcore, and add as a service core here? That way we could continue running the test.


With above suggestions;
Acked-by: Harry van Haaren <harry.van.haaren@intel.com>

  reply	other threads:[~2017-12-19 10:25 UTC|newest]

Thread overview: 40+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-10-18 12:39 [dpdk-dev] [PATCH 0/8] app/eventdev: add event eth Rx adapter support Pavan Nikhilesh
2017-10-18 12:39 ` [dpdk-dev] [PATCH 1/8] app/eventdev: add ethernet device producer option Pavan Nikhilesh
2017-12-10  8:34   ` Jerin Jacob
2017-10-18 12:39 ` [dpdk-dev] [PATCH 2/8] app/eventdev: modify app setup to support ethdev Pavan Nikhilesh
2017-12-10 11:56   ` Jerin Jacob
2017-10-18 12:39 ` [dpdk-dev] [PATCH 3/8] app/eventdev: add pktmbuf pool for ethdev Pavan Nikhilesh
2017-12-10 12:01   ` Jerin Jacob
2017-10-18 12:39 ` [dpdk-dev] [PATCH 4/8] app/eventdev: add ethernet device setup helpers Pavan Nikhilesh
2017-12-10 12:09   ` Jerin Jacob
2017-10-18 12:39 ` [dpdk-dev] [PATCH 5/8] app/eventdev: add ethernet device tear down Pavan Nikhilesh
2017-12-10 12:10   ` Jerin Jacob
2017-10-18 12:39 ` [dpdk-dev] [PATCH 6/8] app/eventdev: add event Rx adapter setup Pavan Nikhilesh
2017-12-10 12:13   ` Jerin Jacob
2017-10-18 12:39 ` [dpdk-dev] [PATCH 7/8] app/eventdev: add service core configuration Pavan Nikhilesh
2017-10-18 12:39 ` [dpdk-dev] [PATCH 8/8] doc: update app eventdev options Pavan Nikhilesh
2017-10-18 18:33   ` Mcnamara, John
2017-12-10 12:16   ` Jerin Jacob
2017-12-10  8:28 ` [dpdk-dev] [PATCH 0/8] app/eventdev: add event eth Rx adapter support Jerin Jacob
2017-12-11  7:37   ` Pavan Nikhilesh Bhagavatula
2017-12-11 11:12 ` [dpdk-dev] [PATCH v2 1/8] app/eventdev: add ethernet device producer option Pavan Nikhilesh
2017-12-11 11:12   ` [dpdk-dev] [PATCH v2 2/8] app/eventdev: modify app setup to support ethdev Pavan Nikhilesh
2017-12-11 11:12   ` [dpdk-dev] [PATCH v2 3/8] app/eventdev: add pktmbuf pool for ethdev Pavan Nikhilesh
2017-12-11 11:12   ` [dpdk-dev] [PATCH v2 4/8] app/eventdev: add ethernet device setup helpers Pavan Nikhilesh
2017-12-11 11:12   ` [dpdk-dev] [PATCH v2 5/8] app/eventdev: add ethernet device tear down Pavan Nikhilesh
2017-12-11 11:12   ` [dpdk-dev] [PATCH v2 6/8] app/eventdev: add event Rx adapter setup Pavan Nikhilesh
2017-12-11 11:12   ` [dpdk-dev] [PATCH v2 7/8] app/eventdev: add service core configuration Pavan Nikhilesh
2017-12-11 11:12   ` [dpdk-dev] [PATCH v2 8/8] doc: update app eventdev options Pavan Nikhilesh
2017-12-16  9:34   ` [dpdk-dev] [PATCH v2 1/8] app/eventdev: add ethernet device producer option Jerin Jacob
2017-12-11 15:13 ` [dpdk-dev] [PATCH v3 " Pavan Nikhilesh
2017-12-11 15:13   ` [dpdk-dev] [PATCH v3 2/8] app/eventdev: modify app setup to support ethdev Pavan Nikhilesh
2017-12-11 15:13   ` [dpdk-dev] [PATCH v3 3/8] app/eventdev: add pktmbuf pool for ethdev Pavan Nikhilesh
2017-12-11 15:13   ` [dpdk-dev] [PATCH v3 4/8] app/eventdev: add ethernet device setup helpers Pavan Nikhilesh
2017-12-11 15:13   ` [dpdk-dev] [PATCH v3 5/8] app/eventdev: add ethernet device tear down Pavan Nikhilesh
2017-12-11 15:13   ` [dpdk-dev] [PATCH v3 6/8] app/eventdev: add event Rx adapter setup Pavan Nikhilesh
2017-12-11 15:13   ` [dpdk-dev] [PATCH v3 7/8] app/eventdev: add service core configuration Pavan Nikhilesh
2017-12-19 10:25     ` Van Haaren, Harry [this message]
2017-12-11 15:13   ` [dpdk-dev] [PATCH v3 8/8] doc: update app eventdev options Pavan Nikhilesh
2017-12-11 17:34     ` Eads, Gage
2017-12-12  7:19       ` Pavan Nikhilesh Bhagavatula
2017-12-16  9:32       ` Jerin Jacob

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