From patchwork Thu Apr 4 19:34:58 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Shahaf Shuler X-Patchwork-Id: 52310 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 CEF101B1E9; Thu, 4 Apr 2019 21:35:25 +0200 (CEST) Received: from mellanox.co.il (mail-il-dmz.mellanox.com [193.47.165.129]) by dpdk.org (Postfix) with ESMTP id 24ABE5F28 for ; Thu, 4 Apr 2019 21:35:14 +0200 (CEST) Received: from Internal Mail-Server by MTLPINE1 (envelope-from shahafs@mellanox.com) with ESMTPS (AES256-SHA encrypted); 4 Apr 2019 22:35:11 +0300 Received: from unicorn01.mtl.labs.mlnx. (unicorn01.mtl.labs.mlnx [10.7.12.62]) by labmailer.mlnx (8.13.8/8.13.8) with ESMTP id x34JZAbx020316; Thu, 4 Apr 2019 22:35:11 +0300 From: Shahaf Shuler To: wenzhuo.lu@intel.com, jingjing.wu@intel.com, bernard.iremonger@intel.com Cc: dev@dpdk.org, rasland@mellanox.com, thomas@monjalon.net, ferruh.yigit@intel.com, stable@dpdk.org Date: Thu, 4 Apr 2019 22:34:58 +0300 Message-Id: <12ce667683e47d94bb0debea9af481b87a3fba6f.1554406293.git.shahafs@mellanox.com> X-Mailer: git-send-email 2.12.0 In-Reply-To: References: Subject: [dpdk-dev] [PATCH v3 1/3] app/testpmd: fix mempool free on exit 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" Allocated mempools were never free. it is bad practice. Fixes: af75078fece3 ("first public release") Cc: stable@dpdk.org Signed-off-by: Shahaf Shuler --- app/test-pmd/testpmd.c | 25 +++++++++++++++++++------ app/test-pmd/testpmd.h | 2 ++ 2 files changed, 21 insertions(+), 6 deletions(-) diff --git a/app/test-pmd/testpmd.c b/app/test-pmd/testpmd.c index 40c873b972..5c68eb9ec6 100644 --- a/app/test-pmd/testpmd.c +++ b/app/test-pmd/testpmd.c @@ -188,6 +188,8 @@ struct fwd_engine * fwd_engines[] = { NULL, }; +struct rte_mempool *mempools[RTE_MAX_NUMA_NODES]; + struct fwd_config cur_fwd_config; struct fwd_engine *cur_fwd_eng = &io_fwd_engine; /**< IO mode by default. */ uint32_t retry_enabled; @@ -835,7 +837,7 @@ setup_extmem(uint32_t nb_mbufs, uint32_t mbuf_sz, bool huge) /* * Configuration initialisation done once at init time. */ -static void +static struct rte_mempool * mbuf_pool_create(uint16_t mbuf_seg_size, unsigned nb_mbuf, unsigned int socket_id) { @@ -904,6 +906,7 @@ mbuf_pool_create(uint16_t mbuf_seg_size, unsigned nb_mbuf, rte_exit(EXIT_FAILURE, "Invalid mempool creation mode\n"); } } + return rte_mp; err: if (rte_mp == NULL) { @@ -913,6 +916,7 @@ mbuf_pool_create(uint16_t mbuf_seg_size, unsigned nb_mbuf, } else if (verbose_level > 0) { rte_mempool_dump(stdout, rte_mp); } + return NULL; } /* @@ -1130,14 +1134,18 @@ init_config(void) uint8_t i; for (i = 0; i < num_sockets; i++) - mbuf_pool_create(mbuf_data_size, nb_mbuf_per_pool, - socket_ids[i]); + mempools[i] = mbuf_pool_create(mbuf_data_size, + nb_mbuf_per_pool, + socket_ids[i]); } else { if (socket_num == UMA_NO_CONFIG) - mbuf_pool_create(mbuf_data_size, nb_mbuf_per_pool, 0); + mempools[0] = mbuf_pool_create(mbuf_data_size, + nb_mbuf_per_pool, 0); else - mbuf_pool_create(mbuf_data_size, nb_mbuf_per_pool, - socket_num); + mempools[socket_num] = mbuf_pool_create + (mbuf_data_size, + nb_mbuf_per_pool, + socket_num); } init_port_config(); @@ -2396,6 +2404,7 @@ pmd_test_exit(void) struct rte_device *device; portid_t pt_id; int ret; + int i; if (test_done == 0) stop_packet_forwarding(); @@ -2449,6 +2458,10 @@ pmd_test_exit(void) return; } } + for (i = 0 ; i < RTE_MAX_NUMA_NODES ; i++) { + if (mempools[i]) + rte_mempool_free(mempools[i]); + } printf("\nBye...\n"); } diff --git a/app/test-pmd/testpmd.h b/app/test-pmd/testpmd.h index a45988ebc5..84ce8ffa2f 100644 --- a/app/test-pmd/testpmd.h +++ b/app/test-pmd/testpmd.h @@ -264,6 +264,8 @@ extern struct fwd_engine ieee1588_fwd_engine; extern struct fwd_engine * fwd_engines[]; /**< NULL terminated array. */ +extern struct rte_mempool *mempools[RTE_MAX_NUMA_NODES]; + /** * Forwarding Configuration * From patchwork Thu Apr 4 19:34:59 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Shahaf Shuler X-Patchwork-Id: 52309 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 45E4A5F62; Thu, 4 Apr 2019 21:35:21 +0200 (CEST) Received: from mellanox.co.il (mail-il-dmz.mellanox.com [193.47.165.129]) by dpdk.org (Postfix) with ESMTP id 1E8135F11 for ; Thu, 4 Apr 2019 21:35:14 +0200 (CEST) Received: from Internal Mail-Server by MTLPINE1 (envelope-from shahafs@mellanox.com) with ESMTPS (AES256-SHA encrypted); 4 Apr 2019 22:35:11 +0300 Received: from unicorn01.mtl.labs.mlnx. (unicorn01.mtl.labs.mlnx [10.7.12.62]) by labmailer.mlnx (8.13.8/8.13.8) with ESMTP id x34JZAc0020316; Thu, 4 Apr 2019 22:35:11 +0300 From: Shahaf Shuler To: wenzhuo.lu@intel.com, jingjing.wu@intel.com, bernard.iremonger@intel.com Cc: dev@dpdk.org, rasland@mellanox.com, thomas@monjalon.net, ferruh.yigit@intel.com Date: Thu, 4 Apr 2019 22:34:59 +0300 Message-Id: <7a1cff5d47e7344630922096a110c72c2708ea9c.1554406293.git.shahafs@mellanox.com> X-Mailer: git-send-email 2.12.0 In-Reply-To: References: Subject: [dpdk-dev] [PATCH v3 2/3] app/testpmd: support creation of no IOVA contig mempools 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" providing a command line parameter to set the mempool flags accordingly. This mode is relevant only when creating an empty mempool and then populating with memory. Signed-off-by: Shahaf Shuler Acked-by: Anatoly Burakov --- app/test-pmd/parameters.c | 13 +++++++++++++ app/test-pmd/testpmd.c | 3 ++- app/test-pmd/testpmd.h | 2 ++ doc/guides/testpmd_app_ug/run_app.rst | 5 +++++ 4 files changed, 22 insertions(+), 1 deletion(-) diff --git a/app/test-pmd/parameters.c b/app/test-pmd/parameters.c index 7b6b60905d..7f18b3e748 100644 --- a/app/test-pmd/parameters.c +++ b/app/test-pmd/parameters.c @@ -202,6 +202,8 @@ usage(char* progname) printf(" --noisy-lkup-num-writes=N: do N random writes per packet\n"); printf(" --noisy-lkup-num-reads=N: do N random reads per packet\n"); printf(" --noisy-lkup-num-writes=N: do N random reads and writes per packet\n"); + printf(" --no-iova-contig: mempool memory can be IOVA non contiguous. " + "valid only with --mp-alloc=anon\n"); } #ifdef RTE_LIBRTE_CMDLINE @@ -651,6 +653,7 @@ launch_args_parse(int argc, char** argv) { "noisy-lkup-num-writes", 1, 0, 0 }, { "noisy-lkup-num-reads", 1, 0, 0 }, { "noisy-lkup-num-reads-writes", 1, 0, 0 }, + { "no-iova-contig", 0, 0, 0 }, { 0, 0, 0, 0 }, }; @@ -1242,6 +1245,8 @@ launch_args_parse(int argc, char** argv) rte_exit(EXIT_FAILURE, "noisy-lkup-num-reads-writes must be >= 0\n"); } + if (!strcmp(lgopts[opt_idx].name, "no-iova-contig")) + mempool_flags = MEMPOOL_F_NO_IOVA_CONTIG; break; case 'h': usage(argv[0]); @@ -1258,4 +1263,12 @@ launch_args_parse(int argc, char** argv) /* Set offload configuration from command line parameters. */ rx_mode.offloads = rx_offloads; tx_mode.offloads = tx_offloads; + + if (mempool_flags & MEMPOOL_F_NO_IOVA_CONTIG && + mp_alloc_type != MP_ALLOC_ANON) { + TESTPMD_LOG(WARNING, "cannot use no-iova-contig without " + "mp-alloc=anon. mempool no-iova-contig is " + "ignored\n"); + mempool_flags = 0; + } } diff --git a/app/test-pmd/testpmd.c b/app/test-pmd/testpmd.c index 5c68eb9ec6..dd449a9859 100644 --- a/app/test-pmd/testpmd.c +++ b/app/test-pmd/testpmd.c @@ -189,6 +189,7 @@ struct fwd_engine * fwd_engines[] = { }; struct rte_mempool *mempools[RTE_MAX_NUMA_NODES]; +uint16_t mempool_flags; struct fwd_config cur_fwd_config; struct fwd_engine *cur_fwd_eng = &io_fwd_engine; /**< IO mode by default. */ @@ -867,7 +868,7 @@ mbuf_pool_create(uint16_t mbuf_seg_size, unsigned nb_mbuf, rte_mp = rte_mempool_create_empty(pool_name, nb_mbuf, mb_size, (unsigned int) mb_mempool_cache, sizeof(struct rte_pktmbuf_pool_private), - socket_id, 0); + socket_id, mempool_flags); if (rte_mp == NULL) goto err; diff --git a/app/test-pmd/testpmd.h b/app/test-pmd/testpmd.h index 84ce8ffa2f..46d26181dd 100644 --- a/app/test-pmd/testpmd.h +++ b/app/test-pmd/testpmd.h @@ -266,6 +266,8 @@ extern struct fwd_engine * fwd_engines[]; /**< NULL terminated array. */ extern struct rte_mempool *mempools[RTE_MAX_NUMA_NODES]; +extern uint16_t mempool_flags; + /** * Forwarding Configuration * diff --git a/doc/guides/testpmd_app_ug/run_app.rst b/doc/guides/testpmd_app_ug/run_app.rst index b717b8c7b7..7b4341647f 100644 --- a/doc/guides/testpmd_app_ug/run_app.rst +++ b/doc/guides/testpmd_app_ug/run_app.rst @@ -427,3 +427,8 @@ The commandline options are: Set the number of r/w accesses to be done in noisy neighbour simulation memory buffer to N. Only available with the noisy forwarding mode. The default value is 0. + +* ``--no-iova-contig`` + + Enable to create mempool which is not IOVA contiguous. Valid only with --mp-alloc=anon. + The default value is 0. From patchwork Thu Apr 4 19:35:00 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Shahaf Shuler X-Patchwork-Id: 52308 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 0F6995F11; Thu, 4 Apr 2019 21:35:16 +0200 (CEST) Received: from mellanox.co.il (mail-il-dmz.mellanox.com [193.47.165.129]) by dpdk.org (Postfix) with ESMTP id 1A8855B36 for ; Thu, 4 Apr 2019 21:35:14 +0200 (CEST) Received: from Internal Mail-Server by MTLPINE1 (envelope-from shahafs@mellanox.com) with ESMTPS (AES256-SHA encrypted); 4 Apr 2019 22:35:12 +0300 Received: from unicorn01.mtl.labs.mlnx. (unicorn01.mtl.labs.mlnx [10.7.12.62]) by labmailer.mlnx (8.13.8/8.13.8) with ESMTP id x34JZAc1020316; Thu, 4 Apr 2019 22:35:11 +0300 From: Shahaf Shuler To: wenzhuo.lu@intel.com, jingjing.wu@intel.com, bernard.iremonger@intel.com Cc: dev@dpdk.org, rasland@mellanox.com, thomas@monjalon.net, ferruh.yigit@intel.com Date: Thu, 4 Apr 2019 22:35:00 +0300 Message-Id: X-Mailer: git-send-email 2.12.0 In-Reply-To: References: Subject: [dpdk-dev] [PATCH v3 3/3] app/testpmd: map anonymous memory for eth devices 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" Mempools can be populated with anonymous memory when using command line parameter --mp-alloc=anon. Considering the mempools are going to be used by the net devices, it is better to DMA map this memory. This patch add such mapping now that we have the APIs in place[1]. [1] commit c33a675b6276 ("bus: introduce device level DMA memory mapping") Signed-off-by: Shahaf Shuler Acked-by: Anatoly Burakov --- app/test-pmd/testpmd.c | 64 +++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 64 insertions(+) diff --git a/app/test-pmd/testpmd.c b/app/test-pmd/testpmd.c index dd449a9859..3d1c855e52 100644 --- a/app/test-pmd/testpmd.c +++ b/app/test-pmd/testpmd.c @@ -834,6 +834,62 @@ setup_extmem(uint32_t nb_mbufs, uint32_t mbuf_sz, bool huge) return 0; } +static void +dma_unmap_cb(struct rte_mempool *mp __rte_unused, void *opaque __rte_unused, + struct rte_mempool_memhdr *memhdr, unsigned mem_idx __rte_unused) +{ + uint16_t pid = 0; + int ret; + + RTE_ETH_FOREACH_DEV(pid) { + struct rte_eth_dev *dev = + &rte_eth_devices[pid]; + + ret = rte_dev_dma_unmap(dev->device, memhdr->addr, 0, + memhdr->len); + if (ret) { + TESTPMD_LOG(DEBUG, + "unable to DMA unmap addr 0x%p " + "for device %s\n", + memhdr->addr, dev->data->name); + } + } + ret = rte_extmem_unregister(memhdr->addr, memhdr->len); + if (ret) { + TESTPMD_LOG(DEBUG, + "unable to un-register addr 0x%p\n", memhdr->addr); + } +} + +static void +dma_map_cb(struct rte_mempool *mp __rte_unused, void *opaque __rte_unused, + struct rte_mempool_memhdr *memhdr, unsigned mem_idx __rte_unused) +{ + uint16_t pid = 0; + size_t page_size = sysconf(_SC_PAGESIZE); + int ret; + + ret = rte_extmem_register(memhdr->addr, memhdr->len, NULL, 0, + page_size); + if (ret) { + TESTPMD_LOG(DEBUG, + "unable to register addr 0x%p\n", memhdr->addr); + return; + } + RTE_ETH_FOREACH_DEV(pid) { + struct rte_eth_dev *dev = + &rte_eth_devices[pid]; + + ret = rte_dev_dma_map(dev->device, memhdr->addr, 0, + memhdr->len); + if (ret) { + TESTPMD_LOG(DEBUG, + "unable to DMA map addr 0x%p " + "for device %s\n", + memhdr->addr, dev->data->name); + } + } +} /* * Configuration initialisation done once at init time. @@ -879,6 +935,7 @@ mbuf_pool_create(uint16_t mbuf_seg_size, unsigned nb_mbuf, } rte_pktmbuf_pool_init(rte_mp, NULL); rte_mempool_obj_iter(rte_mp, rte_pktmbuf_init, NULL); + rte_mempool_mem_iter(rte_mp, dma_map_cb, NULL); break; } case MP_ALLOC_XMEM: @@ -2410,6 +2467,13 @@ pmd_test_exit(void) if (test_done == 0) stop_packet_forwarding(); + for (i = 0 ; i < RTE_MAX_NUMA_NODES ; i++) { + if (mempools[i]) { + if (mp_alloc_type == MP_ALLOC_ANON) + rte_mempool_mem_iter(mempools[i], dma_unmap_cb, + NULL); + } + } if (ports != NULL) { no_link_check = 1; RTE_ETH_FOREACH_DEV(pt_id) {