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 D123546FE2; Mon, 8 Dec 2025 12:53:30 +0100 (CET) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 1B5BF40689; Mon, 8 Dec 2025 12:52:59 +0100 (CET) Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.17]) by mails.dpdk.org (Postfix) with ESMTP id B2A0A4066C for ; Mon, 8 Dec 2025 12:52:55 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1765194776; x=1796730776; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=XZLZTnmz+PIwxYlBQVvxGVctpdIfdDKpdGicLmV63Q0=; b=RdlqhFq/lymF0YHPH3ELgbntJR+ZZUGE4iJe03pYBrErH/y0TshZoa/I GimQnP4o3gb9voIgMi/KhMvQfz7FlSYvUmYcdStBQZLnMUPYl4K7V9w6+ D3utNU5bCxDCp0lbqkMylHT8FJ0pS9BKgSWj27i+9rzc4vllJKviEdj6t D2VKCK3ZIcokpem+lNPe+qSQJR5cISu+1FqrnEgGp1xAGX1DJDW09xaqB XrLiUckxBY2i2P34E53mVC79DuDkX3stix2itEvZgvgtTDon0XKIkRwqL s+ls/eA2PD82d+k2GSNZXBWdDZSc8T0gCoNYKMNjEsk3Uv6sEiIL+o+VJ A==; X-CSE-ConnectionGUID: VbDLxRJSTyGR+7J98G99wQ== X-CSE-MsgGUID: wcwsgM6VQz+lvC3KUWZyRQ== X-IronPort-AV: E=McAfee;i="6800,10657,11635"; a="67096056" X-IronPort-AV: E=Sophos;i="6.20,258,1758610800"; d="scan'208";a="67096056" Received: from orviesa008.jf.intel.com ([10.64.159.148]) by orvoesa109.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 08 Dec 2025 03:52:55 -0800 X-CSE-ConnectionGUID: uvYRjR88Qee/boqjdjs24g== X-CSE-MsgGUID: D3J5c82cQTangES5+HSpLw== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.20,258,1758610800"; d="scan'208";a="195970665" Received: from silpixa00401385.ir.intel.com ([10.20.224.226]) by orviesa008.jf.intel.com with ESMTP; 08 Dec 2025 03:52:55 -0800 From: Bruce Richardson To: dev@dpdk.org Cc: Bruce Richardson Subject: [PATCH v3 06/11] app/test: pass loaded driver info to secondary procs Date: Mon, 8 Dec 2025 11:52:40 +0000 Message-ID: <20251208115245.3809624-7-bruce.richardson@intel.com> X-Mailer: git-send-email 2.51.0 In-Reply-To: <20251208115245.3809624-1-bruce.richardson@intel.com> References: <20251202154948.1757169-1-bruce.richardson@intel.com> <20251208115245.3809624-1-bruce.richardson@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 For unit tests which run secondary processes, allow passing the driver paths used by the primary process to that secondary. This allows use of mempools in those secondary tests. Without this, any tests using mempools in secondary process will fail in shared builds. Signed-off-by: Bruce Richardson --- app/test/process.h | 28 +++++++++++++++++++++++++++- 1 file changed, 27 insertions(+), 1 deletion(-) diff --git a/app/test/process.h b/app/test/process.h index f948a89786..0704616c38 100644 --- a/app/test/process.h +++ b/app/test/process.h @@ -18,6 +18,7 @@ #include /* strlcpy */ #include +#include #ifdef RTE_EXEC_ENV_FREEBSD #define self "curproc" @@ -36,6 +37,7 @@ extern uint16_t flag_for_send_pkts; #endif #define PREFIX_ALLOW "--allow=" +#define PREFIX_DRIVER_PATH "--driver-path=" static int add_parameter_allow(char **argv, int max_capacity) @@ -63,6 +65,23 @@ add_parameter_allow(char **argv, int max_capacity) return count; } +static int +add_parameter_driver_path(char **argv, int max_capacity) +{ + const char *driver_path; + int count = 0; + + RTE_EAL_DRIVER_PATH_FOREACH(driver_path, true) { + if (asprintf(&argv[count], PREFIX_DRIVER_PATH"%s", driver_path) < 0) + break; + + if (++count == max_capacity) + break; + } + + return count; +} + /* * launches a second copy of the test process using the given argv parameters, * which should include argv[0] as the process name. To identify in the @@ -75,6 +94,7 @@ process_dup(const char *const argv[], int numargs, const char *env_value) int num = 0; char **argv_cpy; int allow_num; + int driver_path_num; int argv_num; int i, status; char path[32]; @@ -90,7 +110,8 @@ process_dup(const char *const argv[], int numargs, const char *env_value) return -1; else if (pid == 0) { allow_num = rte_devargs_type_count(RTE_DEVTYPE_ALLOWED); - argv_num = numargs + allow_num + 1; + driver_path_num = rte_eal_driver_path_count(true); + argv_num = numargs + allow_num + driver_path_num + 1; argv_cpy = calloc(argv_num, sizeof(char *)); if (!argv_cpy) rte_panic("Memory allocation failed\n"); @@ -105,6 +126,11 @@ process_dup(const char *const argv[], int numargs, const char *env_value) num = add_parameter_allow(&argv_cpy[i], allow_num); num += numargs; + if (driver_path_num > 0) { + int added = add_parameter_driver_path(&argv_cpy[num], driver_path_num); + num += added; + } + #ifdef RTE_EXEC_ENV_LINUX { const char *procdir = "/proc/" self "/fd/"; -- 2.51.0