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Mon, 23 Feb 2026 12:43:30 -0800 From: Tariq Toukan To: Eric Dumazet , Jakub Kicinski , Paolo Abeni , Andrew Lunn , "David S. Miller" CC: Saeed Mahameed , Leon Romanovsky , Tariq Toukan , Mark Bloch , "Alexei Starovoitov" , Daniel Borkmann , "Jesper Dangaard Brouer" , John Fastabend , Richard Cochran , , , , , Gal Pressman , Dragos Tatulea , Cosmin Ratiu , Pavel Begunkov , David Wei Subject: [PATCH net-next 09/15] net/mlx5e: Set page_pool order based on calculated page_shift Date: Mon, 23 Feb 2026 22:41:49 +0200 Message-ID: <20260223204155.1783580-10-tariqt@nvidia.com> X-Mailer: git-send-email 2.44.0 In-Reply-To: <20260223204155.1783580-1-tariqt@nvidia.com> References: <20260223204155.1783580-1-tariqt@nvidia.com> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-NV-OnPremToCloud: ExternallySecured X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: SJ5PEPF0000020A:EE_|BL1PR12MB5948:EE_ X-MS-Office365-Filtering-Correlation-Id: bcfafbd2-f57f-4489-f925-08de731c3fab X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|1800799024|82310400026|36860700013|376014|7416014; X-Microsoft-Antispam-Message-Info: =?us-ascii?Q?VEwqqjk7fsNOCclVDjsfvfk+sKwMgAbiOfGDzBDamLscCaGE4a6oU4oExEdz?= =?us-ascii?Q?siPzC7GpfEgie+LKpJFsQvZwaw8bucMbobQVDN1r85HZrHsdPq3DPxHa2lpI?= =?us-ascii?Q?GAIpa6WZ1B99FxlboGNIUBjzfMkJoTvewvrtWCrtPtkVqvpvg1iJlNsBG8Jq?= =?us-ascii?Q?waBe3Eyu/wr0+AMNOQpxAgyf3c9hA9kE2MJ6AMwKDUw/m87GgKnMeclBxtbg?= =?us-ascii?Q?BhhhHllrzo+lvnNRORHb+ndWsoA4HnpiWH+7jgVzrh4itDaLemnxnhUAzyvY?= =?us-ascii?Q?+FOAVdiWV0Ypuq09SJVS1xg0vnrzCacp5oktofglQVefErTdU6S8ztWfdL0x?= =?us-ascii?Q?jx09gPgA2RTK4IO2yVue59z/6RwGn7xAA1Wmir+ifmGBevGlmaSuIbH5oYO/?= =?us-ascii?Q?63oq4Sb9L4tYWla3K+G6LsVaE6nbPQX7a62iklRlrhLrkucgZXmSh696j1sL?= =?us-ascii?Q?KLwuUZGZ74hbztgAdkpEgYqjrJbadddW+UNiE98jc3bTF3i3p60bveQ483xa?= =?us-ascii?Q?NwQH+iocWWWNn/plMsmVNNPhw8tpjCXRb6x5PRoYU3hfIuQK0aI2HJg0uUjr?= =?us-ascii?Q?mznlhTW+1lyuDSa8z4nQTbuCoJh8M+Svhg7OGjLA5Kudx5DRBluMRMMAULMR?= =?us-ascii?Q?qfK3jtak6NnMVr4NW1aML+9BgQCMk0PCaArHVfRz+pK32tYbds3wMDoEPyyO?= =?us-ascii?Q?wICcsG1DlcvCJjHqcf7pyy1aWC+tsMVZOLCCr4rMxq8eBnHbIVyYcCeECJ0a?= =?us-ascii?Q?tE6IiXhhEpBJWNrhFkXpQGxWmWx0k5ik2KJxXVsZcMR1lIpRuUxW217Ws/ml?= =?us-ascii?Q?28CThJCTyEnGfue6rEq8uqb80nLkftJJH9bUSwZ3C6yZQ4YAIcpZnBEjCBI+?= =?us-ascii?Q?2Y1v2SP37R60i2WL1V9B1b3cB8Pf9tWCKlBGbh3XDF3vOOIZafmcL4iAUji+?= =?us-ascii?Q?sZV38/aIW5AlYoMHR3A7S8uM7nzoTzZWM59EGP+lEgVVWMRS1E5Gl1d7yb45?= =?us-ascii?Q?YVJofvgJ2+ESK5GqgPaJQOjWcrNk03itjkCiQsvno65e0I9UnjldlQM+OEnA?= =?us-ascii?Q?tdu8uRItaSMh5HtlWEqkwrJE8GgLMarW2jq3s06Rg/HOGsRqGY00kCWngQYE?= =?us-ascii?Q?2eXbYsZYO2vUq+hZ34R3yAE/13yw1/s9GWqb8wuu4o1M6VAP+SGq9vFWs2wo?= =?us-ascii?Q?yz6te5ZP0ijW9idg93W7Jj0+xLUzyIXjDZYL/lIKaZxlZ3ooXBy6XWSW/khx?= =?us-ascii?Q?Oa46ao6ho/yP5kkRuUNVxDilh5gyQKnOkNSFbO8Yab0aB3jdiYb+Zpzk2uMp?= =?us-ascii?Q?IXGONm5g9G+imFDEnSMzzm6bZybPM53c4WUrgT6vJBVU+e1YJAEUhJExKEW8?= =?us-ascii?Q?Bm/9oPn3hmbOPcj3ctez5jHxDzR8/nGtniZ1hVees+GL3jjF1hzYWVqxCh8+?= =?us-ascii?Q?kY3wqiihCpDPPoO0CcKGk0B9pUaohtAQFJ7ruCAV4oUJZe2nPVE+x/meEQL0?= =?us-ascii?Q?XN7anr3VQYvZ+tjoSWDeLvZ1PpzO9C0/NQSLZPzoLnJJ094JFWQxWYmpD94c?= =?us-ascii?Q?MRL0/ERHyyW8eAlmt2lMzaTBPDwJ5XTp0uI007aYbbIimhqqI9OCB+cozMUt?= =?us-ascii?Q?HGrzJLoy/0BpGDInVfgIIo+H0Ldf5mn6iE2OFRFfxNo+H53GzjnUBgYZ9MdP?= =?us-ascii?Q?mtBuZQ=3D=3D?= X-Forefront-Antispam-Report: CIP:216.228.117.161;CTRY:US;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:mail.nvidia.com;PTR:dc6edge2.nvidia.com;CAT:NONE;SFS:(13230040)(1800799024)(82310400026)(36860700013)(376014)(7416014);DIR:OUT;SFP:1101; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: jyY2a/iwL4kNq1g0i2fC/AyJuDJG48g2rK0U/ywV/WXPIpr/q5+gvI9J3oZ5YEv5Cpm1BNfiSB0FO4F+bDXDpiCe94fWVLlgMyox86te25Azlsrwl9b0IO/gRt/4g185Jae+Ep3VeQY/BIZnCinJA1iG9oh2lCZfNdSH3IMmr31koyjPKL4H4hHUri60OM/CwTBHi8N+q1sW/VePXhaVVclclOM2QoC8jv4yKQp1s+2ZFHrYfbNH5nQ0DzX4XRlvEwSIlH9SSKVVtpxFGPKtwFczsBTH5WSb/QgshjQv7oBvsGWFVJghAclU/Uk+1cYa4CtZ2WamuExnLt/B3YHhWc0nRCRaPRfdPHUOnL40V+fVo3H0W5e6aJLXcJoy6BuqUjAoIFzbsvOT9fOFCSKLE1k42rIdi+0bgOF1nXeNLjT+vWa34NGm/1WbV+pzpghw X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 23 Feb 2026 20:43:49.7429 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: bcfafbd2-f57f-4489-f925-08de731c3fab X-MS-Exchange-CrossTenant-Id: 43083d15-7273-40c1-b7db-39efd9ccc17a X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=43083d15-7273-40c1-b7db-39efd9ccc17a;Ip=[216.228.117.161];Helo=[mail.nvidia.com] X-MS-Exchange-CrossTenant-AuthSource: SJ5PEPF0000020A.namprd05.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: BL1PR12MB5948 From: Dragos Tatulea Instead of unconditionally setting the page_pool to 0, calculate it from page_shift for MPWQE case. Signed-off-by: Dragos Tatulea Reviewed-by: Cosmin Ratiu Signed-off-by: Tariq Toukan --- drivers/net/ethernet/mellanox/mlx5/core/en_main.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c index aca88fed2ac7..6344dbb6335e 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c @@ -857,6 +857,7 @@ static int mlx5e_alloc_rq(struct mlx5e_params *params, { void *rqc_wq = MLX5_ADDR_OF(rqc, rq_param->rqc, wq); struct mlx5_core_dev *mdev = rq->mdev; + u32 pool_order = 0; u32 pool_size; int wq_sz; int err; @@ -905,6 +906,7 @@ static int mlx5e_alloc_rq(struct mlx5e_params *params, pool_size = rq->mpwqe.pages_per_wqe << mlx5e_mpwqe_get_log_rq_size(mdev, params, rqo); + pool_order = rq->mpwqe.page_shift - PAGE_SHIFT; if (!mlx5e_rx_mpwqe_is_linear_skb(mdev, params, rqo) && params->xdp_prog) @@ -960,7 +962,7 @@ static int mlx5e_alloc_rq(struct mlx5e_params *params, /* Create a page_pool and register it with rxq */ struct page_pool_params pp_params = { 0 }; - pp_params.order = 0; + pp_params.order = pool_order; pp_params.flags = PP_FLAG_DMA_MAP | PP_FLAG_DMA_SYNC_DEV; pp_params.pool_size = pool_size; pp_params.nid = node; @@ -968,7 +970,7 @@ static int mlx5e_alloc_rq(struct mlx5e_params *params, pp_params.napi = rq->cq.napi; pp_params.netdev = rq->netdev; pp_params.dma_dir = rq->buff.map_dir; - pp_params.max_len = PAGE_SIZE; + pp_params.max_len = BIT(PAGE_SHIFT + pool_order); pp_params.queue_idx = rq->ix; /* Shampo header data split allow for unreadable netmem */ -- 2.44.0