From: "Naga Harish K, S V" <s.v.naga.harish.k@intel.com>
To: "Jayatheerthan, Jay" <jay.jayatheerthan@intel.com>,
"Kundapura, Ganapati" <ganapati.kundapura@intel.com>,
"jerinjacobk@gmail.com" <jerinjacobk@gmail.com>,
"dev@dpdk.org" <dev@dpdk.org>
Cc: "Kinsella, Ray" <ray.kinsella@intel.com>,
Thomas Monjalon <thomas@monjalon.net>,
David Marchand <david.marchand@redhat.com>
Subject: Re: [dpdk-dev] [PATCH v3] eventdev/rx_adapter: add telemetry callbacks
Date: Tue, 12 Oct 2021 14:05:51 +0000 [thread overview]
Message-ID: <DM6PR11MB38687746CBD38E3EEC58D777A1B69@DM6PR11MB3868.namprd11.prod.outlook.com> (raw)
In-Reply-To: <MWHPR1101MB22535D1CBBE35B6D0533B965FDB69@MWHPR1101MB2253.namprd11.prod.outlook.com>
> -----Original Message-----
> From: dev <dev-bounces@dpdk.org> On Behalf Of Jayatheerthan, Jay
> Sent: Tuesday, October 12, 2021 6:39 PM
> To: Kundapura, Ganapati <Ganapati.Kundapura@intel.com>;
> jerinjacobk@gmail.com; dev@dpdk.org
> Cc: Kinsella, Ray <ray.kinsella@intel.com>; Thomas Monjalon
> <thomas@monjalon.net>; David Marchand <david.marchand@redhat.com>
> Subject: Re: [dpdk-dev] [PATCH v3] eventdev/rx_adapter: add telemetry
> callbacks
>
> Acked by: Jay Jayatheerthan <jay.jayatheerthan@intel.com>
>
> + @Ray Kinsella @Thomas Monjalon @David Marchand
>
> > -----Original Message-----
> > From: Kundapura, Ganapati <ganapati.kundapura@intel.com>
> > Sent: Tuesday, October 12, 2021 3:55 PM
> > To: jerinjacobk@gmail.com; dev@dpdk.org
> > Cc: Jayatheerthan, Jay <jay.jayatheerthan@intel.com>
> > Subject: [PATCH v3] eventdev/rx_adapter: add telemetry callbacks
> >
> > Added telemetry callbacks to get Rx adapter stats, reset stats and to
> > get Rx queue config information.
> >
> > Signed-off-by: Ganapati Kundapura <ganapati.kundapura@intel.com>
> > ---
> > v3:
> > * Updated release notes
> > * Addressed review comments
> >
> > v2:
> > * Fixed checkpatch warning
> > ---
> >
> > diff --git a/doc/guides/rel_notes/release_21_11.rst
> > b/doc/guides/rel_notes/release_21_11.rst
> > index dfc2cbd..9955e52 100644
> > --- a/doc/guides/rel_notes/release_21_11.rst
> > +++ b/doc/guides/rel_notes/release_21_11.rst
> > @@ -130,6 +130,10 @@ New Features
> > * Added tests to validate packets hard expiry.
> > * Added tests to verify tunnel header verification in IPsec inbound.
> >
> > +* **Updated rte_event_eth_rx_adapter_stats structure
> > + * Added 'uint64_t rx_event_buf_count'
> > + * Added 'uint64_t rx_event_buf_size'
> > +
> >
> > Removed Items
> > -------------
> > diff --git a/lib/eventdev/rte_event_eth_rx_adapter.c
> > b/lib/eventdev/rte_event_eth_rx_adapter.c
> > index 9ac976c..7e3bf62 100644
> > --- a/lib/eventdev/rte_event_eth_rx_adapter.c
> > +++ b/lib/eventdev/rte_event_eth_rx_adapter.c
> > @@ -18,6 +18,7 @@
> > #include <rte_thash.h>
> > #include <rte_interrupts.h>
> > #include <rte_mbuf_dyn.h>
> > +#include <rte_telemetry.h>
> >
> > #include "rte_eventdev.h"
> > #include "eventdev_pmd.h"
> > @@ -2852,6 +2853,7 @@ rte_event_eth_rx_adapter_stats_get(uint8_t id,
> > struct rte_event_eth_rx_adapter_stats *stats) {
> > struct rte_event_eth_rx_adapter *rx_adapter;
> > + struct rte_eth_event_enqueue_buffer *buf;
> > struct rte_event_eth_rx_adapter_stats dev_stats_sum = { 0 };
> > struct rte_event_eth_rx_adapter_stats dev_stats;
> > struct rte_eventdev *dev;
> > @@ -2887,8 +2889,11 @@ rte_event_eth_rx_adapter_stats_get(uint8_t
> id,
> > if (rx_adapter->service_inited)
> > *stats = rx_adapter->stats;
> >
> > + buf = &rx_adapter->event_enqueue_buffer;
> > stats->rx_packets += dev_stats_sum.rx_packets;
> > stats->rx_enq_count += dev_stats_sum.rx_enq_count;
> > + stats->rx_event_buf_count = buf->count;
When per Rx queue event buffer is used, there is a possibility of segfault here
Because of null pointer deference.
> > + stats->rx_event_buf_size = buf->events_size;
> >
> > return 0;
> > }
> > @@ -3052,3 +3057,146 @@
> > rte_event_eth_rx_adapter_queue_conf_get(uint8_t id,
> >
> > return 0;
> > }
> > +
> > +#define RXA_ADD_DICT(stats, s) rte_tel_data_add_dict_u64(d, #s,
> > +stats.s)
> > +
> > +static int
> > +handle_rxa_stats(const char *cmd __rte_unused,
> > + const char *params,
> > + struct rte_tel_data *d)
> > +{
> > + uint8_t rx_adapter_id;
> > + struct rte_event_eth_rx_adapter_stats rx_adptr_stats;
> > +
> > + if (params == NULL || strlen(params) == 0 || !isdigit(*params))
> > + return -1;
> > +
> > + /* Get Rx adapter ID from parameter string */
> > + rx_adapter_id = atoi(params);
> > +
> RTE_EVENT_ETH_RX_ADAPTER_ID_VALID_OR_ERR_RET(rx_adapter
> _id,
> > +-EINVAL);
> > +
> > + /* Get Rx adapter stats */
> > + if (rte_event_eth_rx_adapter_stats_get(rx_adapter_id,
> > + &rx_adptr_stats)) {
> > + RTE_EDEV_LOG_ERR("Failed to get Rx adapter stats\n");
> > + return -1;
> > + }
> > +
> > + rte_tel_data_start_dict(d);
> > + rte_tel_data_add_dict_u64(d, "rx_adapter_id", rx_adapter_id);
> > + RXA_ADD_DICT(rx_adptr_stats, rx_packets);
> > + RXA_ADD_DICT(rx_adptr_stats, rx_poll_count);
> > + RXA_ADD_DICT(rx_adptr_stats, rx_dropped);
> > + RXA_ADD_DICT(rx_adptr_stats, rx_enq_retry);
> > + RXA_ADD_DICT(rx_adptr_stats, rx_event_buf_count);
> > + RXA_ADD_DICT(rx_adptr_stats, rx_event_buf_size);
> > + RXA_ADD_DICT(rx_adptr_stats, rx_enq_count);
> > + RXA_ADD_DICT(rx_adptr_stats, rx_enq_start_ts);
> > + RXA_ADD_DICT(rx_adptr_stats, rx_enq_block_cycles);
> > + RXA_ADD_DICT(rx_adptr_stats, rx_enq_end_ts);
> > + RXA_ADD_DICT(rx_adptr_stats, rx_intr_packets);
> > +
> > + return 0;
> > +}
> > +
> > +static int
> > +handle_rxa_stats_reset(const char *cmd __rte_unused,
> > + const char *params,
> > + struct rte_tel_data *d __rte_unused) {
> > + uint8_t rx_adapter_id;
> > +
> > + if (params == NULL || strlen(params) == 0 || ~isdigit(*params))
> > + return -1;
> > +
> > + /* Get Rx adapter ID from parameter string */
> > + rx_adapter_id = atoi(params);
> > +
> RTE_EVENT_ETH_RX_ADAPTER_ID_VALID_OR_ERR_RET(rx_adapter
> _id,
> > +-EINVAL);
> > +
> > + /* Reset Rx adapter stats */
> > + if (rte_event_eth_rx_adapter_stats_reset(rx_adapter_id)) {
> > + RTE_EDEV_LOG_ERR("Failed to reset Rx adapter stats\n");
> > + return -1;
> > + }
> > +
> > + return 0;
> > +}
> > +
> > +static int
> > +handle_rxa_get_queue_conf(const char *cmd __rte_unused,
> > + const char *params,
> > + struct rte_tel_data *d)
> > +{
> > + uint8_t rx_adapter_id;
> > + uint16_t rx_queue_id;
> > + int eth_dev_id;
> > + char *token, *l_params;
> > + struct rte_event_eth_rx_adapter_queue_conf queue_conf;
> > +
> > + if (params == NULL || strlen(params) == 0 || !isdigit(*params))
> > + return -1;
> > +
> > + /* Get Rx adapter ID from parameter string */
> > + l_params = strdup(params);
> > + token = strtok(l_params, ",");
> > + rx_adapter_id = strtoul(token, NULL, 10);
> > +
> RTE_EVENT_ETH_RX_ADAPTER_ID_VALID_OR_ERR_RET(rx_adapter
> _id,
> > +-EINVAL);
> > +
> > + token = strtok(NULL, ",");
> > + if (token == NULL || strlen(token) == 0 || !isdigit(*token))
> > + return -1;
> > +
> > + /* Get device ID from parameter string */
> > + eth_dev_id = strtoul(token, NULL, 10);
> > + RTE_EVENTDEV_VALID_DEVID_OR_ERR_RET(eth_dev_id, -EINVAL);
> > +
> > + token = strtok(NULL, ",");
> > + if (token == NULL || strlen(token) == 0 || !isdigit(*token))
> > + return -1;
> > +
> > + /* Get Rx queue ID from parameter string */
> > + rx_queue_id = strtoul(token, NULL, 10);
> > + if (rx_queue_id >= rte_eth_devices[eth_dev_id].data-
> >nb_rx_queues) {
> > + RTE_EDEV_LOG_ERR("Invalid rx queue_id %u",
> rx_queue_id);
> > + return -EINVAL;
> > + }
> > +
> > + token = strtok(NULL, "\0");
> > + if (token != NULL)
> > + RTE_EDEV_LOG_ERR("Extra parameters passed to eventdev"
> > + " telemetry command, igrnoring");
> > +
> > + if (rte_event_eth_rx_adapter_queue_conf_get(rx_adapter_id,
> eth_dev_id,
> > + rx_queue_id,
> &queue_conf)) {
> > + RTE_EDEV_LOG_ERR("Failed to get Rx adapter queue
> config");
> > + return -1;
> > + }
> > +
> > + rte_tel_data_start_dict(d);
> > + rte_tel_data_add_dict_u64(d, "rx_adapter_id", rx_adapter_id);
> > + rte_tel_data_add_dict_u64(d, "eth_dev_id", eth_dev_id);
> > + rte_tel_data_add_dict_u64(d, "rx_queue_id", rx_queue_id);
> > + RXA_ADD_DICT(queue_conf, rx_queue_flags);
> > + RXA_ADD_DICT(queue_conf, servicing_weight);
> > + RXA_ADD_DICT(queue_conf.ev, queue_id);
> > + RXA_ADD_DICT(queue_conf.ev, sched_type);
> > + RXA_ADD_DICT(queue_conf.ev, priority);
> > + RXA_ADD_DICT(queue_conf.ev, flow_id);
> > +
> > + return 0;
> > +}
> > +
> > +RTE_INIT(rxa_init_telemetry)
> > +{
> > + rte_telemetry_register_cmd("/eventdev/rxa_stats",
> > + handle_rxa_stats,
> > + "Returns Rx adapter stats. Parameter: rxa_id");
> > +
> > + rte_telemetry_register_cmd("/eventdev/rxa_stats_reset",
> > + handle_rxa_stats_reset,
> > + "Reset Rx adapter stats. Parameter: rxa_id");
> > +
> > + rte_telemetry_register_cmd("/eventdev/rxa_queue_conf",
> > + handle_rxa_get_queue_conf,
> > + "Returns Rx queue config. Parameter: rxa_id, dev_id,
> queue_id"); }
> > diff --git a/lib/eventdev/rte_event_eth_rx_adapter.h
> > b/lib/eventdev/rte_event_eth_rx_adapter.h
> > index 70ca427..c4257e7 100644
> > --- a/lib/eventdev/rte_event_eth_rx_adapter.h
> > +++ b/lib/eventdev/rte_event_eth_rx_adapter.h
> > @@ -232,6 +232,10 @@ struct rte_event_eth_rx_adapter_stats {
> > */
> > uint64_t rx_intr_packets;
> > /**< Received packet count for interrupt mode Rx queues */
> > + uint64_t rx_event_buf_count;
> > + /**< Rx event buffered count */
> > + uint64_t rx_event_buf_size;
> > + /**< Rx event buffer size */
> > };
> >
> > /**
> > --
> > 2.6.4
next prev parent reply other threads:[~2021-10-12 14:09 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-10-07 12:57 [dpdk-dev] [PATCH v1] eventdev/rx-adapter: " Ganapati Kundapura
2021-10-07 13:46 ` [dpdk-dev] [PATCH v2] " Ganapati Kundapura
2021-10-07 16:02 ` [dpdk-dev] [EXT] " Gowrishankar Muthukrishnan
2021-10-12 10:25 ` [dpdk-dev] [PATCH v3] eventdev/rx_adapter: " Ganapati Kundapura
2021-10-12 13:09 ` Jayatheerthan, Jay
2021-10-12 14:05 ` Naga Harish K, S V [this message]
2021-10-12 16:13 ` Kundapura, Ganapati
2021-10-13 6:48 ` Naga Harish K, S V
2021-10-13 8:15 ` Kundapura, Ganapati
2021-10-13 7:57 ` [dpdk-dev] [PATCH v4] " Ganapati Kundapura
2021-10-13 12:09 ` Naga Harish K, S V
2021-10-14 8:25 ` Jerin Jacob
2021-10-11 16:14 ` [dpdk-dev] [PATCH v1] eventdev/rx-adapter: " Jerin Jacob
2021-10-12 8:35 ` Kundapura, Ganapati
2021-10-12 8:47 ` Jerin Jacob
2021-10-12 9:10 ` Thomas Monjalon
2021-10-12 9:26 ` Jerin Jacob
2021-10-12 10:05 ` Kinsella, Ray
2021-10-12 10:29 ` Kundapura, Ganapati
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