From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mga09.intel.com (mga09.intel.com [134.134.136.24]) by dpdk.org (Postfix) with ESMTP id 5E9A1A488; Thu, 1 Feb 2018 13:43:11 +0100 (CET) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga007.fm.intel.com ([10.253.24.52]) by orsmga102.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 01 Feb 2018 04:43:09 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.46,444,1511856000"; d="scan'208";a="14573328" Received: from silpixa00389036.ir.intel.com (HELO silpixa00389036.ger.corp.intel.com) ([10.237.223.231]) by fmsmga007.fm.intel.com with ESMTP; 01 Feb 2018 04:43:08 -0800 From: Kirill Rybalchenko To: dev@dpdk.org Cc: stable@dpdk.org, kirill.rybalchenko@intel.com, andrey.chilikin@intel.com, beilei.xing@intel.com, jingjing.wu@intel.com Date: Thu, 1 Feb 2018 12:43:05 +0000 Message-Id: <1517488985-5264-1-git-send-email-kirill.rybalchenko@intel.com> X-Mailer: git-send-email 2.5.5 In-Reply-To: <1517335797-84501-1-git-send-email-kirill.rybalchenko@intel.com> References: <1517335797-84501-1-git-send-email-kirill.rybalchenko@intel.com> Subject: [dpdk-dev] [PATCH v3] net/i40e: fix multiple DDP packages should not be allowed X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 01 Feb 2018 12:43:12 -0000 Should be not possible to load conflicting DDP profiles. Only DDP profiles of the same group (not 0) can be loaded together; If DDP profile group is 0, it is exclusive, i.e. it cannot be loaded with any other DDP profile; If DDP profile groups are different - these profiles cannot be loaded together; Fixes: b319712f53c8 ("net/i40e: extended list of operations for DDP processing") v3: prevent registration of read-only profiles with profile list Signed-off-by: Kirill Rybalchenko --- drivers/net/i40e/rte_pmd_i40e.c | 40 ++++++++++++++++++++++++++++++++++++---- 1 file changed, 36 insertions(+), 4 deletions(-) diff --git a/drivers/net/i40e/rte_pmd_i40e.c b/drivers/net/i40e/rte_pmd_i40e.c index 5436db4..dae59e6 100644 --- a/drivers/net/i40e/rte_pmd_i40e.c +++ b/drivers/net/i40e/rte_pmd_i40e.c @@ -1496,7 +1496,14 @@ i40e_check_profile_info(uint16_t port, uint8_t *profile_info_sec) struct rte_pmd_i40e_profile_info *pinfo, *p; uint32_t i; int ret; + static const uint32_t group_mask = 0x00ff0000; + pinfo = (struct rte_pmd_i40e_profile_info *)(profile_info_sec + + sizeof(struct i40e_profile_section_header)); + if (pinfo->track_id == 0) { + PMD_DRV_LOG(INFO, "Read-only profile."); + return 0; + } buff = rte_zmalloc("pinfo_list", (I40E_PROFILE_INFO_SIZE * I40E_MAX_PROFILE_NUM + 4), 0); @@ -1515,8 +1522,6 @@ i40e_check_profile_info(uint16_t port, uint8_t *profile_info_sec) return -1; } p_list = (struct rte_pmd_i40e_profile_list *)buff; - pinfo = (struct rte_pmd_i40e_profile_info *)(profile_info_sec + - sizeof(struct i40e_profile_section_header)); for (i = 0; i < p_list->p_count; i++) { p = &p_list->p_info[i]; if (pinfo->track_id == p->track_id) { @@ -1525,6 +1530,23 @@ i40e_check_profile_info(uint16_t port, uint8_t *profile_info_sec) return 1; } } + for (i = 0; i < p_list->p_count; i++) { + p = &p_list->p_info[i]; + if ((p->track_id & group_mask) == 0) { + PMD_DRV_LOG(INFO, "Profile of the group 0 exists."); + rte_free(buff); + return 2; + } + } + for (i = 0; i < p_list->p_count; i++) { + p = &p_list->p_info[i]; + if ((pinfo->track_id & group_mask) != + (p->track_id & group_mask)) { + PMD_DRV_LOG(INFO, "Profile of different group exists."); + rte_free(buff); + return 3; + } + } rte_free(buff); return 0; @@ -1544,6 +1566,7 @@ rte_pmd_i40e_process_ddp_package(uint16_t port, uint8_t *buff, uint8_t *profile_info_sec; int is_exist; enum i40e_status_code status = I40E_SUCCESS; + static const uint32_t type_mask = 0xff000000; if (op != RTE_PMD_I40E_PKG_OP_WR_ADD && op != RTE_PMD_I40E_PKG_OP_WR_ONLY && @@ -1595,6 +1618,10 @@ rte_pmd_i40e_process_ddp_package(uint16_t port, uint8_t *buff, return -EINVAL; } + /* force read-only track_id for type 0 */ + if ((track_id & type_mask) == 0) + track_id = 0; + /* Find profile segment */ profile_seg_hdr = i40e_find_segment_in_package(SEGMENT_TYPE_I40E, pkg_hdr); @@ -1628,12 +1655,17 @@ rte_pmd_i40e_process_ddp_package(uint16_t port, uint8_t *buff, if (op == RTE_PMD_I40E_PKG_OP_WR_ADD) { if (is_exist) { - PMD_DRV_LOG(ERR, "Profile already exists."); + if (is_exist == 1) + PMD_DRV_LOG(ERR, "Profile already exists."); + else if (is_exist == 2) + PMD_DRV_LOG(ERR, "Profile of group 0 already exists."); + else if (is_exist == 3) + PMD_DRV_LOG(ERR, "Profile of different group already exists"); rte_free(profile_info_sec); return -EEXIST; } } else if (op == RTE_PMD_I40E_PKG_OP_WR_DEL) { - if (!is_exist) { + if (is_exist != 1) { PMD_DRV_LOG(ERR, "Profile does not exist."); rte_free(profile_info_sec); return -EACCES; -- 2.5.5