From: Savinay Dharmappa <savinay.dharmappa@intel.com> To: jasvinder.singh@intel.com, cristian.dumitrescu@intel.com, dev@dpdk.org Cc: savinay.dharmappa@intel.com Subject: [dpdk-dev] [PATCH v4 9/9] sched: remove the redundant code Date: Thu, 17 Sep 2020 09:42:39 +0100 Message-ID: <1600332159-26018-10-git-send-email-savinay.dharmappa@intel.com> (raw) In-Reply-To: <1600332159-26018-1-git-send-email-savinay.dharmappa@intel.com> Remove redundant data structure fields references from functions and subport level data structures. It also update the release and deprecation note. Signed-off-by: Savinay Dharmappa <savinay.dharmappa@intel.com> --- doc/guides/rel_notes/deprecation.rst | 6 -- doc/guides/rel_notes/release_20_11.rst | 4 ++ lib/librte_sched/rte_sched.c | 115 +-------------------------------- lib/librte_sched/rte_sched.h | 12 ---- 4 files changed, 6 insertions(+), 131 deletions(-) diff --git a/doc/guides/rel_notes/deprecation.rst b/doc/guides/rel_notes/deprecation.rst index 1f888fa..72eb190 100644 --- a/doc/guides/rel_notes/deprecation.rst +++ b/doc/guides/rel_notes/deprecation.rst @@ -294,12 +294,6 @@ Deprecation Notices in "rte_sched.h". These changes are aligned to improvements suggested in the RFC https://mails.dpdk.org/archives/dev/2018-November/120035.html. -* sched: To allow dynamic configuration of the subport bandwidth profile, - changes will be made to data structures ``rte_sched_subport_params``, - ``rte_sched_port_params`` and new data structure, API functions will be - defined in ``rte_sched.h``. These changes are aligned as suggested in the - RFC https://mails.dpdk.org/archives/dev/2020-July/175161.html - * metrics: The function ``rte_metrics_init`` will have a non-void return in order to notify errors instead of calling ``rte_exit``. diff --git a/doc/guides/rel_notes/release_20_11.rst b/doc/guides/rel_notes/release_20_11.rst index cc72609..9b05913 100644 --- a/doc/guides/rel_notes/release_20_11.rst +++ b/doc/guides/rel_notes/release_20_11.rst @@ -68,6 +68,10 @@ Removed Items Also, make sure to start the actual text at the margin. ======================================================= +* sched: The subport bandwidth configuration parameters such as tb_rate, + tc_rate, tc_period etc., are moved from subport level data structure to + new a data structure. This allows to configure a subport with different + subport bandwidth configuration dynamically. API Changes ----------- diff --git a/lib/librte_sched/rte_sched.c b/lib/librte_sched/rte_sched.c index 3f61afa..6b6892d 100644 --- a/lib/librte_sched/rte_sched.c +++ b/lib/librte_sched/rte_sched.c @@ -152,16 +152,11 @@ struct rte_sched_grinder { struct rte_sched_subport { /* Token bucket (TB) */ uint64_t tb_time; /* time of last update */ - uint64_t tb_period; - uint64_t tb_credits_per_period; - uint64_t tb_size; uint64_t tb_credits; /* Traffic classes (TCs) */ uint64_t tc_time; /* time of next update */ - uint64_t tc_credits_per_period[RTE_SCHED_TRAFFIC_CLASSES_PER_PIPE]; uint64_t tc_credits[RTE_SCHED_TRAFFIC_CLASSES_PER_PIPE]; - uint64_t tc_period; /* TC oversubscription */ uint64_t tc_ov_wm; @@ -837,18 +832,6 @@ rte_sched_subport_check_params(struct rte_sched_subport_params *params, return -EINVAL; } - if (params->tb_rate == 0 || params->tb_rate > rate) { - RTE_LOG(ERR, SCHED, - "%s: Incorrect value for tb rate\n", __func__); - return -EINVAL; - } - - if (params->tb_size == 0) { - RTE_LOG(ERR, SCHED, - "%s: Incorrect value for tb size\n", __func__); - return -EINVAL; - } - /* qsize: if non-zero, power of 2, * no bigger than 32K (due to 16-bit read/write pointers) */ @@ -862,29 +845,8 @@ rte_sched_subport_check_params(struct rte_sched_subport_params *params, } } - for (i = 0; i < RTE_SCHED_TRAFFIC_CLASSES_PER_PIPE; i++) { - uint64_t tc_rate = params->tc_rate[i]; - uint16_t qsize = params->qsize[i]; - - if ((qsize == 0 && tc_rate != 0) || - (qsize != 0 && tc_rate == 0) || - (tc_rate > params->tb_rate)) { - RTE_LOG(ERR, SCHED, - "%s: Incorrect value for tc rate\n", __func__); - return -EINVAL; - } - } - - if (params->qsize[RTE_SCHED_TRAFFIC_CLASS_BE] == 0 || - params->tc_rate[RTE_SCHED_TRAFFIC_CLASS_BE] == 0) { - RTE_LOG(ERR, SCHED, - "%s: Incorrect qsize or tc rate(best effort)\n", __func__); - return -EINVAL; - } - - if (params->tc_period == 0) { - RTE_LOG(ERR, SCHED, - "%s: Incorrect value for tc period\n", __func__); + if (params->qsize[RTE_SCHED_TRAFFIC_CLASS_BE] == 0) { + RTE_LOG(ERR, SCHED, "%s: Incorrect qsize\n", __func__); return -EINVAL; } @@ -1101,48 +1063,6 @@ rte_sched_port_free(struct rte_sched_port *port) } static void -rte_sched_port_log_subport_config(struct rte_sched_port *port, uint32_t i) -{ - struct rte_sched_subport *s = port->subports[i]; - - RTE_LOG(DEBUG, SCHED, "Low level config for subport %u:\n" - " Token bucket: period = %"PRIu64", credits per period = %"PRIu64 - ", size = %"PRIu64"\n" - " Traffic classes: period = %"PRIu64"\n" - " credits per period = [%"PRIu64", %"PRIu64", %"PRIu64", %"PRIu64 - ", %"PRIu64", %"PRIu64", %"PRIu64", %"PRIu64", %"PRIu64", %"PRIu64 - ", %"PRIu64", %"PRIu64", %"PRIu64"]\n" - " Best effort traffic class oversubscription: wm min = %"PRIu64 - ", wm max = %"PRIu64"\n", - i, - - /* Token bucket */ - s->tb_period, - s->tb_credits_per_period, - s->tb_size, - - /* Traffic classes */ - s->tc_period, - s->tc_credits_per_period[0], - s->tc_credits_per_period[1], - s->tc_credits_per_period[2], - s->tc_credits_per_period[3], - s->tc_credits_per_period[4], - s->tc_credits_per_period[5], - s->tc_credits_per_period[6], - s->tc_credits_per_period[7], - s->tc_credits_per_period[8], - s->tc_credits_per_period[9], - s->tc_credits_per_period[10], - s->tc_credits_per_period[11], - s->tc_credits_per_period[12], - - /* Best effort traffic class oversubscription */ - s->tc_ov_wm_min, - s->tc_ov_wm_max); -} - -static void rte_sched_free_memory(struct rte_sched_port *port, uint32_t n_subports) { uint32_t i; @@ -1215,33 +1135,7 @@ rte_sched_subport_config(struct rte_sched_port *port, /* Port */ port->subports[subport_id] = s; - /* Token Bucket (TB) */ - if (params->tb_rate == port->rate) { - s->tb_credits_per_period = 1; - s->tb_period = 1; - } else { - double tb_rate = ((double) params->tb_rate) / ((double) port->rate); - double d = RTE_SCHED_TB_RATE_CONFIG_ERR; - - rte_approx_64(tb_rate, d, &s->tb_credits_per_period, &s->tb_period); - } - - s->tb_size = params->tb_size; s->tb_time = port->time; - s->tb_credits = s->tb_size / 2; - - /* Traffic Classes (TCs) */ - s->tc_period = rte_sched_time_ms_to_bytes(params->tc_period, port->rate); - for (i = 0; i < RTE_SCHED_TRAFFIC_CLASSES_PER_PIPE; i++) { - if (params->qsize[i]) - s->tc_credits_per_period[i] - = rte_sched_time_ms_to_bytes(params->tc_period, - params->tc_rate[i]); - } - s->tc_time = port->time + s->tc_period; - for (i = 0; i < RTE_SCHED_TRAFFIC_CLASSES_PER_PIPE; i++) - if (params->qsize[i]) - s->tc_credits[i] = s->tc_credits_per_period[i]; /* compile time checks */ RTE_BUILD_BUG_ON(RTE_SCHED_PORT_N_GRINDERS == 0); @@ -1331,17 +1225,12 @@ rte_sched_subport_config(struct rte_sched_port *port, #ifdef RTE_SCHED_SUBPORT_TC_OV /* TC oversubscription */ s->tc_ov_wm_min = port->mtu; - s->tc_ov_wm_max = rte_sched_time_ms_to_bytes(params->tc_period, - s->pipe_tc_be_rate_max); s->tc_ov_wm = s->tc_ov_wm_max; s->tc_ov_period_id = 0; s->tc_ov = 0; s->tc_ov_n = 0; s->tc_ov_rate = 0; #endif - - rte_sched_port_log_subport_config(port, subport_id); - return 0; } diff --git a/lib/librte_sched/rte_sched.h b/lib/librte_sched/rte_sched.h index a7c2638..7623919 100644 --- a/lib/librte_sched/rte_sched.h +++ b/lib/librte_sched/rte_sched.h @@ -149,18 +149,6 @@ struct rte_sched_pipe_params { * byte. */ struct rte_sched_subport_params { - /** Token bucket rate (measured in bytes per second) */ - uint64_t tb_rate; - - /** Token bucket size (measured in credits) */ - uint64_t tb_size; - - /** Traffic class rates (measured in bytes per second) */ - uint64_t tc_rate[RTE_SCHED_TRAFFIC_CLASSES_PER_PIPE]; - - /** Enforcement period for rates (measured in milliseconds) */ - uint64_t tc_period; - /** Number of subport pipes. * The subport can enable/allocate fewer pipes than the maximum * number set through struct port_params::n_max_pipes_per_subport, -- 2.7.4
next prev parent reply other threads:[~2020-09-17 8:44 UTC|newest] Thread overview: 107+ messages / expand[flat|nested] mbox.gz Atom feed top 2020-07-15 18:27 [dpdk-dev] [RFC PATCH 0/2] Enable dyynamic configuration of subport bandwidth profile Savinay Dharmappa 2020-07-15 18:27 ` [dpdk-dev] [RFC PATCH 1/2] sched: add dynamic config " Savinay Dharmappa 2020-07-16 8:14 ` Singh, Jasvinder 2020-07-20 11:20 ` Dumitrescu, Cristian 2020-07-20 11:21 ` Dumitrescu, Cristian 2020-09-02 8:56 ` [dpdk-dev] [PATCH v1 1/4] " Savinay Dharmappa 2020-09-02 8:56 ` [dpdk-dev] [PATCH v1 2/4] " Savinay Dharmappa 2020-09-02 8:56 ` [dpdk-dev] [PATCH v1 3/4] " Savinay Dharmappa 2020-09-02 8:56 ` [dpdk-dev] [PATCH v1 4/4] " Savinay Dharmappa 2020-09-10 18:48 ` [dpdk-dev] [PATCH v2 00/10] Enable dynamic config of subport bandwidth Savinay Dharmappa 2020-09-10 18:48 ` [dpdk-dev] [PATCH v2 01/10] sched: add support profile data structure Savinay Dharmappa 2020-09-10 18:48 ` [dpdk-dev] [PATCH v2 02/10] sched: add subport profile table Savinay Dharmappa 2020-09-10 18:48 ` [dpdk-dev] [PATCH v2 03/10] sched: add subport profile add and config api Savinay Dharmappa 2020-09-14 14:05 ` Singh, Jasvinder 2020-09-10 18:48 ` [dpdk-dev] [PATCH v2 04/10] sched: update the grinder credit update function Savinay Dharmappa 2020-09-10 18:48 ` [dpdk-dev] [PATCH v2 05/10] sched: update the pipe config api implementation Savinay Dharmappa 2020-09-14 14:26 ` Singh, Jasvinder 2020-09-10 18:48 ` [dpdk-dev] [PATCH v2 06/10] example/qos_sched: add dynamic config of subport Savinay Dharmappa 2020-09-10 18:48 ` [dpdk-dev] [PATCH v2 07/10] example/ip_pipeline: " Savinay Dharmappa 2020-09-10 18:48 ` [dpdk-dev] [PATCH v2 08/10] drivers/softnic: " Savinay Dharmappa 2020-09-10 18:48 ` [dpdk-dev] [PATCH v2 09/10] app/test_sched: " Savinay Dharmappa 2020-09-10 18:48 ` [dpdk-dev] [PATCH v2 10/10] sched: remove the redundant code Savinay Dharmappa 2020-09-16 16:43 ` [dpdk-dev] [PATCH v3 0/9] Enable dynamic config of subport bandwidth Savinay Dharmappa 2020-09-16 16:43 ` [dpdk-dev] [PATCH v3 1/9] sched: add support profile data structure Savinay Dharmappa 2020-09-16 16:43 ` [dpdk-dev] [PATCH v3 2/9] sched: add subport profile table Savinay Dharmappa 2020-09-16 16:43 ` [dpdk-dev] [PATCH v3 3/9] sched: add subport profile add and config api Savinay Dharmappa 2020-09-16 16:43 ` [dpdk-dev] [PATCH v3 4/9] sched: update grinder credit and pipe config function Savinay Dharmappa 2020-09-16 16:43 ` [dpdk-dev] [PATCH v3 5/9] example/qos_sched: add dynamic config of subport Savinay Dharmappa 2020-09-16 16:43 ` [dpdk-dev] [PATCH v3 6/9] example/ip_pipeline: " Savinay Dharmappa 2020-09-16 16:43 ` [dpdk-dev] [PATCH v3 7/9] drivers/softnic: " Savinay Dharmappa 2020-09-16 16:43 ` [dpdk-dev] [PATCH v3 8/9] app/test_sched: " Savinay Dharmappa 2020-09-16 16:43 ` [dpdk-dev] [PATCH v3 9/9] sched: remove the redundant code Savinay Dharmappa 2020-09-17 8:42 ` [dpdk-dev] [PATCH v4 0/9] Enable dynamic config of subport bandwidth Savinay Dharmappa 2020-09-17 8:42 ` [dpdk-dev] [PATCH v4 1/9] sched: add support profile data structure Savinay Dharmappa 2020-09-17 8:42 ` [dpdk-dev] [PATCH v4 2/9] sched: add subport profile table Savinay Dharmappa 2020-09-17 8:42 ` [dpdk-dev] [PATCH v4 3/9] sched: add subport profile add and config api Savinay Dharmappa 2020-09-29 21:19 ` Dumitrescu, Cristian 2020-09-17 8:42 ` [dpdk-dev] [PATCH v4 4/9] sched: update grinder credit and pipe config function Savinay Dharmappa 2020-09-17 8:42 ` [dpdk-dev] [PATCH v4 5/9] example/qos_sched: add dynamic config of subport Savinay Dharmappa 2020-09-17 8:42 ` [dpdk-dev] [PATCH v4 6/9] example/ip_pipeline: " Savinay Dharmappa 2020-09-29 21:23 ` Dumitrescu, Cristian 2020-09-17 8:42 ` [dpdk-dev] [PATCH v4 7/9] drivers/softnic: " Savinay Dharmappa 2020-09-17 8:42 ` [dpdk-dev] [PATCH v4 8/9] app/test_sched: " Savinay Dharmappa 2020-09-17 8:42 ` Savinay Dharmappa [this message] 2020-09-30 19:24 ` [dpdk-dev] [PATCH v5 0/9] Enable dynamic config of subport bandwidth Savinay Dharmappa 2020-09-30 19:24 ` [dpdk-dev] [PATCH v5 1/9] sched: add support profile table Savinay Dharmappa 2020-09-30 19:24 ` [dpdk-dev] [PATCH v5 2/9] sched: add subport profile add api Savinay Dharmappa 2020-09-30 19:24 ` [dpdk-dev] [PATCH v5 3/9] sched : add dynamic config of subport bandwidth Savinay Dharmappa 2020-09-30 19:24 ` [dpdk-dev] [PATCH v5 4/9] sched: update grinder credit and pipe config function Savinay Dharmappa 2020-09-30 19:24 ` [dpdk-dev] [PATCH v5 5/9] example/qos_sched: add dynamic config of subport Savinay Dharmappa 2020-09-30 19:24 ` [dpdk-dev] [PATCH v5 6/9] example/ip_pipeline: " Savinay Dharmappa 2020-09-30 19:24 ` [dpdk-dev] [PATCH v5 7/9] drivers/softnic: " Savinay Dharmappa 2020-09-30 19:24 ` [dpdk-dev] [PATCH v5 8/9] app/test_sched: " Savinay Dharmappa 2020-09-30 19:24 ` [dpdk-dev] [PATCH v5 9/9] sched : remove redundant code Savinay Dharmappa 2020-10-06 15:27 ` [dpdk-dev] [PATCH v6 0/8] Enable dynamic config of subport bandwidth Savinay Dharmappa 2020-10-06 15:27 ` [dpdk-dev] [PATCH v6 1/8] sched: add support profile table Savinay Dharmappa 2020-10-06 15:27 ` [dpdk-dev] [PATCH v6 2/8] sched: introduce subport profile add function Savinay Dharmappa 2020-10-06 15:27 ` [dpdk-dev] [PATCH v6 3/8] sched: update subport rate dynamically Savinay Dharmappa 2020-10-06 15:27 ` [dpdk-dev] [PATCH v6 4/8] example/qos_sched: " Savinay Dharmappa 2020-10-06 15:27 ` [dpdk-dev] [PATCH v6 5/8] example/ip_pipeline: " Savinay Dharmappa 2020-10-06 15:27 ` [dpdk-dev] [PATCH v6 6/8] drivers/softnic: " Savinay Dharmappa 2020-10-06 15:27 ` [dpdk-dev] [PATCH v6 7/8] app/test_sched: " Savinay Dharmappa 2020-10-06 15:27 ` [dpdk-dev] [PATCH v6 8/8] sched: remove redundant code Savinay Dharmappa 2020-10-06 15:52 ` [dpdk-dev] [PATCH v6 0/8] Enable dynamic config of subport bandwidth Dumitrescu, Cristian 2020-10-06 18:02 ` [dpdk-dev] [PATCH v7 " Savinay Dharmappa 2020-10-06 18:02 ` [dpdk-dev] [PATCH v7 1/8] sched: add support profile table Savinay Dharmappa 2020-10-06 18:02 ` [dpdk-dev] [PATCH v7 2/8] sched: introduce subport profile add function Savinay Dharmappa 2020-10-06 18:02 ` [dpdk-dev] [PATCH v7 3/8] sched: update subport rate dynamically Savinay Dharmappa 2020-10-06 18:02 ` [dpdk-dev] [PATCH v7 4/8] example/qos_sched: " Savinay Dharmappa 2020-10-06 18:02 ` [dpdk-dev] [PATCH v7 5/8] example/ip_pipeline: " Savinay Dharmappa 2020-10-06 18:02 ` [dpdk-dev] [PATCH v7 6/8] drivers/softnic: " Savinay Dharmappa 2020-10-06 18:02 ` [dpdk-dev] [PATCH v7 7/8] app/test_sched: " Savinay Dharmappa 2020-10-06 18:02 ` [dpdk-dev] [PATCH v7 8/8] sched: remove redundant code Savinay Dharmappa 2020-10-06 19:05 ` [dpdk-dev] [PATCH v7 0/8] Enable dynamic config of subport bandwidth Dumitrescu, Cristian 2020-10-07 14:09 ` [dpdk-dev] [PATCH v8 " Savinay Dharmappa 2020-10-07 14:09 ` [dpdk-dev] [PATCH v8 1/8] sched: add support profile table Savinay Dharmappa 2020-10-07 14:09 ` [dpdk-dev] [PATCH v8 2/8] sched: introduce subport profile add function Savinay Dharmappa 2020-10-07 14:09 ` [dpdk-dev] [PATCH v8 3/8] sched: update subport rate dynamically Savinay Dharmappa 2020-10-07 14:09 ` [dpdk-dev] [PATCH v8 4/8] example/qos_sched: " Savinay Dharmappa 2020-10-07 14:09 ` [dpdk-dev] [PATCH v8 5/8] example/ip_pipeline: " Savinay Dharmappa 2020-10-07 14:09 ` [dpdk-dev] [PATCH v8 6/8] drivers/softnic: " Savinay Dharmappa 2020-10-07 14:09 ` [dpdk-dev] [PATCH v8 7/8] app/test_sched: " Savinay Dharmappa 2020-10-07 14:09 ` [dpdk-dev] [PATCH v8 8/8] sched: remove redundant code Savinay Dharmappa 2020-10-09 8:28 ` Thomas Monjalon 2020-10-09 12:39 ` [dpdk-dev] [PATCH v9 0/8] Enable dynamic config of subport bandwidth Savinay Dharmappa 2020-10-09 12:39 ` [dpdk-dev] [PATCH v9 1/8] sched: add support profile table Savinay Dharmappa 2020-10-09 12:39 ` [dpdk-dev] [PATCH v9 2/8] sched: introduce subport profile add function Savinay Dharmappa 2020-10-09 12:39 ` [dpdk-dev] [PATCH v9 3/8] sched: update subport rate dynamically Savinay Dharmappa 2020-10-09 12:39 ` [dpdk-dev] [PATCH v9 4/8] example/qos_sched: " Savinay Dharmappa 2020-10-09 12:39 ` [dpdk-dev] [PATCH v9 5/8] example/ip_pipeline: " Savinay Dharmappa 2020-10-09 12:39 ` [dpdk-dev] [PATCH v9 6/8] drivers/softnic: " Savinay Dharmappa 2020-10-09 12:39 ` [dpdk-dev] [PATCH v9 7/8] app/test_sched: " Savinay Dharmappa 2020-10-09 12:39 ` [dpdk-dev] [PATCH v9 8/8] sched: remove redundant code Savinay Dharmappa 2020-10-11 20:11 ` [dpdk-dev] [PATCH v9 0/8] Enable dynamic config of subport bandwidth Thomas Monjalon 2020-10-12 5:24 ` Dharmappa, Savinay 2020-10-12 23:08 ` Dharmappa, Savinay 2020-10-13 13:56 ` Dharmappa, Savinay 2020-10-13 14:06 ` Thomas Monjalon 2020-10-15 0:17 ` Thomas Monjalon 2020-07-15 18:27 ` [dpdk-dev] [RFC PATCH 2/2] example/qos_sched: subport bandwidth profile config Savinay Dharmappa 2020-07-16 8:14 ` Singh, Jasvinder 2020-09-02 9:07 ` [dpdk-dev] [PATCH v1 1/4] example/qos_sched: subport bandwidth dynmaic conf Savinay Dharmappa 2020-09-02 9:07 ` [dpdk-dev] [PATCH v1 2/4] example/ip_pipeline: " Savinay Dharmappa 2020-09-02 9:07 ` [dpdk-dev] [PATCH v1 3/4] drivers/softnic: subport bandwidth profile config Savinay Dharmappa 2020-09-02 9:07 ` [dpdk-dev] [PATCH v1 4/4] app/test_sched: " Savinay Dharmappa 2020-09-02 10:46 ` [dpdk-dev] [PATCH v1 1/4] example/qos_sched: subport bandwidth dynmaic conf Dharmappa, Savinay 2020-07-16 8:14 ` [dpdk-dev] [RFC PATCH 0/2] Enable dyynamic configuration of subport bandwidth profile Singh, Jasvinder
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