From patchwork Thu Jan 22 08:16:33 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Cunming Liang X-Patchwork-Id: 2476 Return-Path: X-Original-To: patchwork@dpdk.org Delivered-To: patchwork@dpdk.org Received: from [92.243.14.124] (localhost [IPv6:::1]) by dpdk.org (Postfix) with ESMTP id 909335A9C; Thu, 22 Jan 2015 09:17:40 +0100 (CET) Received: from mga09.intel.com (mga09.intel.com [134.134.136.24]) by dpdk.org (Postfix) with ESMTP id 5397D5A9F for ; Thu, 22 Jan 2015 09:17:33 +0100 (CET) Received: from orsmga001.jf.intel.com ([10.7.209.18]) by orsmga102.jf.intel.com with ESMTP; 22 Jan 2015 00:14:31 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.09,447,1418112000"; d="scan'208";a="640850287" Received: from shvmail01.sh.intel.com ([10.239.29.42]) by orsmga001.jf.intel.com with ESMTP; 22 Jan 2015 00:17:31 -0800 Received: from shecgisg004.sh.intel.com (shecgisg004.sh.intel.com [10.239.29.89]) by shvmail01.sh.intel.com with ESMTP id t0M8HSDl005504; Thu, 22 Jan 2015 16:17:28 +0800 Received: from shecgisg004.sh.intel.com (localhost [127.0.0.1]) by shecgisg004.sh.intel.com (8.13.6/8.13.6/SuSE Linux 0.8) with ESMTP id t0M8HQvp002873; Thu, 22 Jan 2015 16:17:28 +0800 Received: (from cliang18@localhost) by shecgisg004.sh.intel.com (8.13.6/8.13.6/Submit) id t0M8HQEW002869; Thu, 22 Jan 2015 16:17:26 +0800 From: Cunming Liang To: dev@dpdk.org Date: Thu, 22 Jan 2015 16:16:33 +0800 Message-Id: <1421914598-2747-11-git-send-email-cunming.liang@intel.com> X-Mailer: git-send-email 1.7.4.1 In-Reply-To: <1421914598-2747-1-git-send-email-cunming.liang@intel.com> References: <1417589628-43666-1-git-send-email-cunming.liang@intel.com> <1421914598-2747-1-git-send-email-cunming.liang@intel.com> Subject: [dpdk-dev] [PATCH v1 10/15] log: fix the gap to support non-EAL thread X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: patches and discussions about DPDK List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" For those non-EAL thread, *_lcore_id* is invalid and probably larger than RTE_MAX_LCORE. The patch adds the check and allows only EAL thread using EAL per thread log level and log type. Others shares the global log level. Signed-off-by: Cunming Liang --- lib/librte_eal/common/eal_common_log.c | 17 +++++++++++++++-- lib/librte_eal/common/include/rte_log.h | 5 +++++ 2 files changed, 20 insertions(+), 2 deletions(-) diff --git a/lib/librte_eal/common/eal_common_log.c b/lib/librte_eal/common/eal_common_log.c index cf57619..e8dc94a 100644 --- a/lib/librte_eal/common/eal_common_log.c +++ b/lib/librte_eal/common/eal_common_log.c @@ -193,11 +193,20 @@ rte_set_log_type(uint32_t type, int enable) rte_logs.type &= (~type); } +/* Get global log type */ +uint32_t +rte_get_log_type(void) +{ + return rte_logs.type; +} + /* get the current loglevel for the message beeing processed */ int rte_log_cur_msg_loglevel(void) { unsigned lcore_id; lcore_id = rte_lcore_id(); + if (lcore_id >= RTE_MAX_LCORE) + return rte_get_log_level(); return log_cur_msg[lcore_id].loglevel; } @@ -206,6 +215,8 @@ int rte_log_cur_msg_logtype(void) { unsigned lcore_id; lcore_id = rte_lcore_id(); + if (lcore_id >= RTE_MAX_LCORE) + return rte_get_log_type(); return log_cur_msg[lcore_id].logtype; } @@ -265,8 +276,10 @@ rte_vlog(__attribute__((unused)) uint32_t level, /* save loglevel and logtype in a global per-lcore variable */ lcore_id = rte_lcore_id(); - log_cur_msg[lcore_id].loglevel = level; - log_cur_msg[lcore_id].logtype = logtype; + if (lcore_id < RTE_MAX_LCORE) { + log_cur_msg[lcore_id].loglevel = level; + log_cur_msg[lcore_id].logtype = logtype; + } ret = vfprintf(f, format, ap); fflush(f); diff --git a/lib/librte_eal/common/include/rte_log.h b/lib/librte_eal/common/include/rte_log.h index db1ea08..f83a0d9 100644 --- a/lib/librte_eal/common/include/rte_log.h +++ b/lib/librte_eal/common/include/rte_log.h @@ -144,6 +144,11 @@ uint32_t rte_get_log_level(void); void rte_set_log_type(uint32_t type, int enable); /** + * Get the global log type. + */ +uint32_t rte_get_log_type(void); + +/** * Get the current loglevel for the message being processed. * * Before calling the user-defined stream for logging, the log