From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by inbox.dpdk.org (Postfix) with ESMTP id 4764F469F8; Thu, 19 Jun 2025 06:03:42 +0200 (CEST) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 2228742DE9; Thu, 19 Jun 2025 06:03:28 +0200 (CEST) Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.13]) by mails.dpdk.org (Postfix) with ESMTP id B8FC942DD4; Thu, 19 Jun 2025 06:03:25 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1750305806; x=1781841806; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=+G4Cb/oaZl8kOmd1sqAQjLC+FUJDyaUFbwYjuUiVTKo=; b=XNwlc6Ad9w0+aQ55HUOXzD9QGwioFTINP5MYddzT0htxQRQHJbkrVb8s Tz+YPeXcj79kOp70IKRw28SWi4ulUBZC9/Ly615LRGadIqGgeiq6sHKkR exuk6UKc1UbzW1TSf+b6DrVilDk3XMc/CcF92IPWJJLwWwPSMqWjy+xop fxZs/c87hrDkhju8CImgd8GskD/DhTdteegjrYPcfj0cmdY4XDpSNkzgN JyluwWjEc+zSpjION5nGxxfgxFpVHSNDb7w2OKd8NAl2TRtt4JrbfKNtO fFr/VgM2EueW/ljtSIs3j0SYfcmcqQIquQ7huLRAaN2EHdvB8pxdw36Tu g==; X-CSE-ConnectionGUID: qSdDjNKMRkSjAYCSxjaqZQ== X-CSE-MsgGUID: V3hdWp5eSVWxDgrXnF/eYw== X-IronPort-AV: E=McAfee;i="6800,10657,11468"; a="63592743" X-IronPort-AV: E=Sophos;i="6.16,247,1744095600"; d="scan'208";a="63592743" Received: from orviesa007.jf.intel.com ([10.64.159.147]) by orvoesa105.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 18 Jun 2025 21:03:25 -0700 X-CSE-ConnectionGUID: yrZIunM4T5mkXO5U/hZwvQ== X-CSE-MsgGUID: DmSb8GuIQn2iXLLIyE7scw== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.16,247,1744095600"; d="scan'208";a="150665496" Received: from txanpdk02.an.intel.com ([10.123.117.76]) by orviesa007.jf.intel.com with ESMTP; 18 Jun 2025 21:03:24 -0700 From: Pravin Pathak To: dev@dpdk.org Cc: jerinj@marvell.com, mike.ximing.chen@intel.com, bruce.richardson@intel.com, thomas@monjalon.net, david.marchand@redhat.com, nipun.gupta@amd.com, chenbox@nvidia.com, tirthendu.sarkar@intel.com, Pravin Pathak , stable@dpdk.org Subject: [PATCH v4 2/7] event/dlb2: fix validaton of LDB port COS ID arguments Date: Wed, 18 Jun 2025 23:03:11 -0500 Message-Id: <20250619040316.317733-3-pravin.pathak@intel.com> X-Mailer: git-send-email 2.39.1 In-Reply-To: <20250619040316.317733-1-pravin.pathak@intel.com> References: <20250509042401.2634765-1-pravin.pathak@intel.com> <20250619040316.317733-1-pravin.pathak@intel.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org While providing port_cos as vdev/pf CLI argument, the port numbers should take into account all ports (LDB and DIR) that are created by the application and the same order should be provided for port_cos parameter. This fix add checks to ensure that above is validated correctly. Fixes: bec8901bfe9f ("event/dlb2: support ldb port specific COS") Cc: stable@dpdk.org Signed-off-by: Pravin Pathak --- drivers/event/dlb2/dlb2.c | 32 +++++++++++++++++++++++--------- drivers/event/dlb2/dlb2_priv.h | 1 - 2 files changed, 23 insertions(+), 10 deletions(-) diff --git a/drivers/event/dlb2/dlb2.c b/drivers/event/dlb2/dlb2.c index bec1e88074..8722e62948 100644 --- a/drivers/event/dlb2/dlb2.c +++ b/drivers/event/dlb2/dlb2.c @@ -194,10 +194,8 @@ dlb2_init_port_cos(struct dlb2_eventdev *dlb2, int *port_cos) for (q = 0; q < DLB2_MAX_NUM_PORTS_ALL; q++) { dlb2->ev_ports[q].cos_id = port_cos[q]; if (port_cos[q] != DLB2_COS_DEFAULT && - dlb2->cos_ports[port_cos[q]] < DLB2_MAX_NUM_LDB_PORTS_PER_COS) { + dlb2->cos_ports[port_cos[q]] < DLB2_MAX_NUM_LDB_PORTS_PER_COS) dlb2->cos_ports[port_cos[q]]++; - dlb2->max_cos_port = q; - } } } @@ -531,8 +529,8 @@ set_port_cos(const char *key __rte_unused, const char *value, void *opaque) { + int first, last, cos_id, i, ports_per_cos[DLB2_COS_NUM_VALS] = {0}; struct dlb2_port_cos *port_cos = opaque; - int first, last, cos_id, i; if (value == NULL || opaque == NULL) { DLB2_LOG_ERR("NULL pointer"); @@ -566,6 +564,14 @@ set_port_cos(const char *key __rte_unused, for (i = first; i <= last; i++) port_cos->cos_id[i] = cos_id; /* indexed by port */ + for (i = 0; i < DLB2_MAX_NUM_PORTS_ALL; i++) + if (port_cos->cos_id[i] != DLB2_COS_DEFAULT && + ++ports_per_cos[port_cos->cos_id[i]] > DLB2_MAX_NUM_LDB_PORTS_PER_COS) { + DLB2_LOG_ERR("Error parsing ldb port cos_id devarg: More than 16 ports for " + "cos_id %d.", port_cos->cos_id[i]); + return -EINVAL; + } + return 0; } @@ -866,9 +872,10 @@ dlb2_hw_create_sched_domain(struct dlb2_eventdev *dlb2, const struct dlb2_hw_rsrcs *resources_asked, uint8_t device_version) { - int ret = 0; - uint32_t cos_ports = 0; + uint32_t total_asked_ports; struct dlb2_create_sched_domain_args *cfg; + uint32_t cos_ports = 0, max_cos_port = 0; + int ret = 0; if (resources_asked == NULL) { DLB2_LOG_ERR("dlb2: dlb2_create NULL parameter"); @@ -876,6 +883,8 @@ dlb2_hw_create_sched_domain(struct dlb2_eventdev *dlb2, goto error_exit; } + total_asked_ports = resources_asked->num_ldb_ports + resources_asked->num_dir_ports; + /* Map generic qm resources to dlb2 resources */ cfg = &handle->cfg.resources; @@ -897,9 +906,14 @@ dlb2_hw_create_sched_domain(struct dlb2_eventdev *dlb2, cos_ports = dlb2->cos_ports[0] + dlb2->cos_ports[1] + dlb2->cos_ports[2] + dlb2->cos_ports[3]; - if (cos_ports > resources_asked->num_ldb_ports || - (cos_ports && dlb2->max_cos_port >= resources_asked->num_ldb_ports)) { - DLB2_LOG_ERR("dlb2: num_ldb_ports < cos_ports"); + for (int i = 0; i < DLB2_MAX_NUM_PORTS_ALL; i++) { + if (dlb2->ev_ports[i].cos_id != DLB2_COS_DEFAULT) + max_cos_port = i; + } + + if (cos_ports > resources_asked->num_ldb_ports || max_cos_port >= total_asked_ports) { + DLB2_LOG_ERR("dlb2: Insufficient num_ldb_ports=%d: cos_ports=%d max_cos_port=%d", + resources_asked->num_ldb_ports, cos_ports, max_cos_port); ret = EINVAL; goto error_exit; } diff --git a/drivers/event/dlb2/dlb2_priv.h b/drivers/event/dlb2/dlb2_priv.h index 4dd7532519..285d427397 100644 --- a/drivers/event/dlb2/dlb2_priv.h +++ b/drivers/event/dlb2/dlb2_priv.h @@ -649,7 +649,6 @@ struct dlb2_eventdev { }; uint32_t cos_ports[DLB2_COS_NUM_VALS]; /* total ldb ports in each class */ uint32_t cos_bw[DLB2_COS_NUM_VALS]; /* bandwidth per cos domain */ - uint8_t max_cos_port; /* Max LDB port from any cos */ bool enable_cq_weight; }; -- 2.39.1