From patchwork Fri Mar 1 08:09:43 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Xiaolong Ye X-Patchwork-Id: 50705 X-Patchwork-Delegate: ferruh.yigit@amd.com Return-Path: X-Original-To: patchwork@dpdk.org Delivered-To: patchwork@dpdk.org Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id 7FE4B44BE; Fri, 1 Mar 2019 09:12:47 +0100 (CET) Received: from mga11.intel.com (mga11.intel.com [192.55.52.93]) by dpdk.org (Postfix) with ESMTP id 6D0932B87 for ; Fri, 1 Mar 2019 09:12:44 +0100 (CET) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga002.fm.intel.com ([10.253.24.26]) by fmsmga102.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 01 Mar 2019 00:12:43 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.58,426,1544515200"; d="scan'208";a="147594739" Received: from yexl-server.sh.intel.com ([10.67.110.206]) by fmsmga002.fm.intel.com with ESMTP; 01 Mar 2019 00:12:42 -0800 From: Xiaolong Ye To: dev@dpdk.org Cc: Qi Zhang , Xiaolong Ye Date: Fri, 1 Mar 2019 16:09:43 +0800 Message-Id: <20190301080947.91086-3-xiaolong.ye@intel.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20190301080947.91086-1-xiaolong.ye@intel.com> References: <20190301080947.91086-1-xiaolong.ye@intel.com> Subject: [dpdk-dev] [PATCH v1 2/6] lib/mbuf: enable parse flags when create mempool 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: , Errors-To: dev-bounces@dpdk.org Sender: "dev" This give the option that applicaiton can configure each memory chunk's size precisely. (by MEMPOOL_F_NO_SPREAD). Signed-off-by: Qi Zhang Signed-off-by: Xiaolong Ye --- lib/librte_mbuf/rte_mbuf.c | 15 ++++++++++++--- lib/librte_mbuf/rte_mbuf.h | 8 +++++++- 2 files changed, 19 insertions(+), 4 deletions(-) diff --git a/lib/librte_mbuf/rte_mbuf.c b/lib/librte_mbuf/rte_mbuf.c index 21f6f7404..0f6fcff28 100644 --- a/lib/librte_mbuf/rte_mbuf.c +++ b/lib/librte_mbuf/rte_mbuf.c @@ -110,7 +110,7 @@ rte_pktmbuf_init(struct rte_mempool *mp, struct rte_mempool * rte_pktmbuf_pool_create_by_ops(const char *name, unsigned int n, unsigned int cache_size, uint16_t priv_size, uint16_t data_room_size, - int socket_id, const char *ops_name) + unsigned int flags, int socket_id, const char *ops_name) { struct rte_mempool *mp; struct rte_pktmbuf_pool_private mbp_priv; @@ -130,7 +130,7 @@ rte_pktmbuf_pool_create_by_ops(const char *name, unsigned int n, mbp_priv.mbuf_priv_size = priv_size; mp = rte_mempool_create_empty(name, n, elt_size, cache_size, - sizeof(struct rte_pktmbuf_pool_private), socket_id, 0); + sizeof(struct rte_pktmbuf_pool_private), socket_id, flags); if (mp == NULL) return NULL; @@ -164,9 +164,18 @@ rte_pktmbuf_pool_create(const char *name, unsigned int n, int socket_id) { return rte_pktmbuf_pool_create_by_ops(name, n, cache_size, priv_size, - data_room_size, socket_id, NULL); + data_room_size, 0, socket_id, NULL); } +/* helper to create a mbuf pool with NO_SPREAD */ +struct rte_mempool * +rte_pktmbuf_pool_create_with_flags(const char *name, unsigned int n, + unsigned int cache_size, uint16_t priv_size, uint16_t data_room_size, + unsigned int flags, int socket_id) +{ + return rte_pktmbuf_pool_create_by_ops(name, n, cache_size, priv_size, + data_room_size, flags, socket_id, NULL); +} /* do some sanity checks on a mbuf: panic if it fails */ void rte_mbuf_sanity_check(const struct rte_mbuf *m, int is_header) diff --git a/lib/librte_mbuf/rte_mbuf.h b/lib/librte_mbuf/rte_mbuf.h index d961ccaf6..7a3faf11c 100644 --- a/lib/librte_mbuf/rte_mbuf.h +++ b/lib/librte_mbuf/rte_mbuf.h @@ -1266,6 +1266,12 @@ rte_pktmbuf_pool_create(const char *name, unsigned n, unsigned cache_size, uint16_t priv_size, uint16_t data_room_size, int socket_id); +struct rte_mempool * +rte_pktmbuf_pool_create_with_flags(const char *name, unsigned int n, + unsigned int cache_size, uint16_t priv_size, uint16_t data_room_size, + unsigned int flags, int socket_id); + + /** * Create a mbuf pool with a given mempool ops name * @@ -1306,7 +1312,7 @@ rte_pktmbuf_pool_create(const char *name, unsigned n, struct rte_mempool * rte_pktmbuf_pool_create_by_ops(const char *name, unsigned int n, unsigned int cache_size, uint16_t priv_size, uint16_t data_room_size, - int socket_id, const char *ops_name); + unsigned int flags, int socket_id, const char *ops_name); /** * Get the data room size of mbufs stored in a pktmbuf_pool