From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mga12.intel.com (mga12.intel.com [192.55.52.136]) by dpdk.org (Postfix) with ESMTP id 703001B889 for ; Wed, 4 Apr 2018 01:22:33 +0200 (CEST) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga006.jf.intel.com ([10.7.209.51]) by fmsmga106.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 03 Apr 2018 16:22:32 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.48,403,1517904000"; d="scan'208";a="31303391" Received: from irvmail001.ir.intel.com ([163.33.26.43]) by orsmga006.jf.intel.com with ESMTP; 03 Apr 2018 16:22:28 -0700 Received: from sivswdev01.ir.intel.com (sivswdev01.ir.intel.com [10.237.217.45]) by irvmail001.ir.intel.com (8.14.3/8.13.6/MailSET/Hub) with ESMTP id w33NMSxm013167; Wed, 4 Apr 2018 00:22:28 +0100 Received: from sivswdev01.ir.intel.com (localhost [127.0.0.1]) by sivswdev01.ir.intel.com with ESMTP id w33NMSC7014885; Wed, 4 Apr 2018 00:22:28 +0100 Received: (from aburakov@localhost) by sivswdev01.ir.intel.com with LOCAL id w33NMS0G014880; Wed, 4 Apr 2018 00:22:28 +0100 From: Anatoly Burakov To: dev@dpdk.org Cc: Adrien Mazarguil , Nelio Laranjeiro , Yongseok Koh , keith.wiles@intel.com, jianfeng.tan@intel.com, andras.kovacs@ericsson.com, laszlo.vadkeri@ericsson.com, benjamin.walker@intel.com, bruce.richardson@intel.com, thomas@monjalon.net, konstantin.ananyev@intel.com, kuralamudhan.ramakrishnan@intel.com, louise.m.daly@intel.com, pepperjo@japf.ch, jerin.jacob@caviumnetworks.com, hemant.agrawal@nxp.com, olivier.matz@6wind.com, shreyansh.jain@nxp.com, gowrishankar.m@linux.vnet.ibm.com Date: Wed, 4 Apr 2018 00:21:55 +0100 Message-Id: X-Mailer: git-send-email 1.7.0.7 In-Reply-To: References: In-Reply-To: References: Subject: [dpdk-dev] [PATCH v3 43/68] net/mlx5: use virt2memseg instead of iteration 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: Tue, 03 Apr 2018 23:22:34 -0000 Signed-off-by: Anatoly Burakov --- drivers/net/mlx5/mlx5_mr.c | 18 ++++++++---------- 1 file changed, 8 insertions(+), 10 deletions(-) diff --git a/drivers/net/mlx5/mlx5_mr.c b/drivers/net/mlx5/mlx5_mr.c index 2bf1f9c..d8c04dc 100644 --- a/drivers/net/mlx5/mlx5_mr.c +++ b/drivers/net/mlx5/mlx5_mr.c @@ -234,7 +234,7 @@ struct mlx5_mr * mlx5_mr_new(struct rte_eth_dev *dev, struct rte_mempool *mp) { struct priv *priv = dev->data->dev_private; - const struct rte_memseg *ms = rte_eal_get_physmem_layout(); + const struct rte_memseg *ms; uintptr_t start; uintptr_t end; unsigned int i; @@ -261,17 +261,15 @@ mlx5_mr_new(struct rte_eth_dev *dev, struct rte_mempool *mp) /* Save original addresses for exact MR lookup. */ mr->start = start; mr->end = end; + /* Round start and end to page boundary if found in memory segments. */ - for (i = 0; (i < RTE_MAX_MEMSEG) && (ms[i].addr != NULL); ++i) { - uintptr_t addr = (uintptr_t)ms[i].addr; - size_t len = ms[i].len; - unsigned int align = ms[i].hugepage_sz; + ms = rte_mem_virt2memseg((void *)start); + if (ms != NULL) + start = RTE_ALIGN_FLOOR(start, ms->hugepage_sz); + ms = rte_mem_virt2memseg((void *)end); + if (ms != NULL) + end = RTE_ALIGN_CEIL(end, ms->hugepage_sz); - if ((start > addr) && (start < addr + len)) - start = RTE_ALIGN_FLOOR(start, align); - if ((end > addr) && (end < addr + len)) - end = RTE_ALIGN_CEIL(end, align); - } DRV_LOG(DEBUG, "port %u mempool %p using start=%p end=%p size=%zu for memory" " region", -- 2.7.4