From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from dpdk.org (dpdk.org [92.243.14.124]) by inbox.dpdk.org (Postfix) with ESMTP id 8C645A052A for ; Mon, 3 Aug 2020 11:20:49 +0200 (CEST) Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id 4E4702BD8; Mon, 3 Aug 2020 11:20:49 +0200 (CEST) Received: from mellanox.co.il (mail-il-dmz.mellanox.com [193.47.165.129]) by dpdk.org (Postfix) with ESMTP id 755D42BD8 for ; Mon, 3 Aug 2020 11:20:47 +0200 (CEST) Received: from Internal Mail-Server by MTLPINE1 (envelope-from dekelp@mellanox.com) with SMTP; 3 Aug 2020 12:20:46 +0300 Received: from mtl-vdi-280.wap.labs.mlnx. (mtl-vdi-280.wap.labs.mlnx [10.228.134.250]) by labmailer.mlnx (8.13.8/8.13.8) with ESMTP id 0739KkCS015518; Mon, 3 Aug 2020 12:20:46 +0300 From: Dekel Peled To: matan@mellanox.com, viacheslavo@mellanox.com, rasland@mellanox.com Cc: dev@dpdk.org, stable@dpdk.org Date: Mon, 3 Aug 2020 12:18:27 +0300 Message-Id: <70ff61d3d8431aeb73ee5c5c23c87e525dc221ec.1596446316.git.dekelp@mellanox.com> X-Mailer: git-send-email 1.7.1 Subject: [dpdk-stable] [PATCH] net/mlx5: fix number of retries for UAR allocation X-BeenThere: stable@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: patches for DPDK stable branches List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: stable-bounces@dpdk.org Sender: "stable" Previous patch added definition of number of retries for UAR allocation. This value is adequate for x86 systems with 4K pages. On power9 system with 64K pages the required value is 32. This patch updates the defined value from 2 to 32. Fixes: a0bfe9d56f74 ("net/mlx5: fix UAR memory mapping type") Cc: stable@dpdk.org Signed-off-by: Dekel Peled Acked-by: Viacheslav Ovsiienko --- drivers/net/mlx5/mlx5_defs.h | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/drivers/net/mlx5/mlx5_defs.h b/drivers/net/mlx5/mlx5_defs.h index e5f7acc..c26d5a2 100644 --- a/drivers/net/mlx5/mlx5_defs.h +++ b/drivers/net/mlx5/mlx5_defs.h @@ -202,9 +202,7 @@ * UAR base address if UAR was not the first object in the UAR page. * It caused the PMD failure and we should try to get another UAR * till we get the first one with non-NULL base address returned. - * Should follow the rdma_core internal (not exported) definition - * MLX5_NUM_NON_FP_BFREGS_PER_UAR. */ -#define MLX5_ALLOC_UAR_RETRY 2 +#define MLX5_ALLOC_UAR_RETRY 32 #endif /* RTE_PMD_MLX5_DEFS_H_ */ -- 1.8.3.1