From patchwork Wed Oct 8 18:54:52 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Huawei Xie X-Patchwork-Id: 743 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 1C4C37EE3; Wed, 8 Oct 2014 20:50:15 +0200 (CEST) Received: from mga03.intel.com (mga03.intel.com [134.134.136.65]) by dpdk.org (Postfix) with ESMTP id 935EC7F14 for ; Wed, 8 Oct 2014 20:50:05 +0200 (CEST) Received: from azsmga001.ch.intel.com ([10.2.17.19]) by orsmga103.jf.intel.com with ESMTP; 08 Oct 2014 11:54:44 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.04,679,1406617200"; d="scan'208";a="482860645" Received: from shvmail01.sh.intel.com ([10.239.29.42]) by azsmga001.ch.intel.com with ESMTP; 08 Oct 2014 11:57:22 -0700 Received: from shecgisg003.sh.intel.com (shecgisg003.sh.intel.com [10.239.29.90]) by shvmail01.sh.intel.com with ESMTP id s98IvK6I023427; Thu, 9 Oct 2014 02:57:20 +0800 Received: from shecgisg003.sh.intel.com (localhost [127.0.0.1]) by shecgisg003.sh.intel.com (8.13.6/8.13.6/SuSE Linux 0.8) with ESMTP id s98IvI6Q004497; Thu, 9 Oct 2014 02:57:20 +0800 Received: (from hxie5@localhost) by shecgisg003.sh.intel.com (8.13.6/8.13.6/Submit) id s98IvIvn004493; Thu, 9 Oct 2014 02:57:18 +0800 From: Huawei Xie To: dev@dpdk.org Date: Thu, 9 Oct 2014 02:54:52 +0800 Message-Id: <1412794499-4332-19-git-send-email-huawei.xie@intel.com> X-Mailer: git-send-email 1.7.4.1 In-Reply-To: <1412794499-4332-1-git-send-email-huawei.xie@intel.com> References: <1412794499-4332-1-git-send-email-huawei.xie@intel.com> Subject: [dpdk-dev] [PATCH v6 18/25] lib/librte_vhost: add debug print 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" define PRINT_PACKET and LOG_DEBUG macro Signed-off-by: Huawei Xie --- lib/librte_vhost/vhost-net-cdev.h | 31 +++++++++++++++++++++++++++++++ 1 file changed, 31 insertions(+) diff --git a/lib/librte_vhost/vhost-net-cdev.h b/lib/librte_vhost/vhost-net-cdev.h index fa67caf..6885bbf 100644 --- a/lib/librte_vhost/vhost-net-cdev.h +++ b/lib/librte_vhost/vhost-net-cdev.h @@ -40,6 +40,37 @@ struct vhost_memory; struct vhost_vring_state; struct vhost_vring_addr; struct vhost_vring_file; +/* Macros for printing using RTE_LOG */ +#define RTE_LOGTYPE_VHOST_CONFIG RTE_LOGTYPE_USER1 +#define RTE_LOGTYPE_VHOST_DATA RTE_LOGTYPE_USER1 + +#ifdef RTE_LIBRTE_VHOST_DEBUG +#define VHOST_MAX_PRINT_BUFF 6072 +#define LOG_LEVEL RTE_LOG_DEBUG +#define LOG_DEBUG(log_type, fmt, args...) RTE_LOG(DEBUG, log_type, fmt, ##args) +#define PRINT_PACKET(device, addr, size, header) do { \ + char *pkt_addr = (char *)(addr); \ + unsigned int index; \ + char packet[VHOST_MAX_PRINT_BUFF]; \ + \ + if ((header)) \ + snprintf(packet, VHOST_MAX_PRINT_BUFF, "(%"PRIu64") Header size %d: ", (device->device_fh), (size)); \ + else \ + snprintf(packet, VHOST_MAX_PRINT_BUFF, "(%"PRIu64") Packet size %d: ", (device->device_fh), (size)); \ + for (index = 0; index < (size); index++) { \ + snprintf(packet + strnlen(packet, VHOST_MAX_PRINT_BUFF), VHOST_MAX_PRINT_BUFF - strnlen(packet, VHOST_MAX_PRINT_BUFF), \ + "%02hhx ", pkt_addr[index]); \ + } \ + snprintf(packet + strnlen(packet, VHOST_MAX_PRINT_BUFF), VHOST_MAX_PRINT_BUFF - strnlen(packet, VHOST_MAX_PRINT_BUFF), "\n"); \ + \ + LOG_DEBUG(VHOST_DATA, "%s", packet); \ +} while (0) +#else +#define LOG_LEVEL RTE_LOG_INFO +#define LOG_DEBUG(log_type, fmt, args...) do {} while (0) +#define PRINT_PACKET(device, addr, size, header) do {} while (0) +#endif + /* * Structure used to identify device context.