From patchwork Sat Aug 26 01:19:46 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: David Wei X-Patchwork-Id: 13366459 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id E3E21C83F12 for ; Sat, 26 Aug 2023 01:22:31 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231618AbjHZBWE (ORCPT ); Fri, 25 Aug 2023 21:22:04 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:34868 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231620AbjHZBVd (ORCPT ); Fri, 25 Aug 2023 21:21:33 -0400 Received: from mail-pg1-x52f.google.com (mail-pg1-x52f.google.com [IPv6:2607:f8b0:4864:20::52f]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 902032680 for ; Fri, 25 Aug 2023 18:21:31 -0700 (PDT) Received: by mail-pg1-x52f.google.com with SMTP id 41be03b00d2f7-56c2e882416so844381a12.3 for ; Fri, 25 Aug 2023 18:21:31 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=davidwei-uk.20221208.gappssmtp.com; s=20221208; t=1693012891; x=1693617691; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=VNgO5ZIv14KVZmuHWpj5cSQRK/umULxc7iSIeMaS/eA=; b=xNwKRdqsMh+qCjPp4OBeyPIsa34xOMM0cUzK6Yg3OyHro97dhOGmYbOl6u1MnHSawg emgcdbv9xTbN4SU4UljeHyRZhsc4ACF485ui6vFOpna6Bjpl3VhZjDCVImSqZphpuCp9 kOc58NE3nU45sTbG2clqpPwtCTMrCclDzRqOaZJmYUpbnoL2nChtDxnftBIngLyhFPn/ WXmtLo32T4q5AZeNwYPrcoHGqWTmXIe7BoMQcy2FJMznQgooT4o4Nj825wGKtcacxT/K 9AQ0tqCwIghD6xF/bQ0ugmO8RelpH7B9h62pdHYzx9Mr/u7pYZ1WwML10UKRltJpWV9o 3Evw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1693012891; x=1693617691; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=VNgO5ZIv14KVZmuHWpj5cSQRK/umULxc7iSIeMaS/eA=; b=bpgieCsGNw8niQufKF/QXr9RUnapjnW67DBriFcqff1UvwuxCnRGyBSJPzKfltUW94 AvBYEY2KoNB3t43KsHwQhVRYkiIZr9oua2/Mkqa3VVepNMZ7nIixzK3A/43iN/IS5uk6 8dXut5WUrFVwaVW+uu5ZHMP3EvRci3xiJzTKIunXpbHb2ga5EbwJN01dERLr1fDQ6Ump QO8qqsTfK0oQT7J1PmSr3u75CX/haOMDxqDeDZcEGP/XsTFr6SfXV1OeGC8kKX9EecP7 BfhYzt/zA98Qzo/75sDuOXVJKMHLTmxFTE1EDEjRSWqBUKvIhbirvx9eSEOvSuWkObau KB2g== X-Gm-Message-State: AOJu0YwG1TjJGnBxCstZbRjkW3f76hUz5lkrpa8SubPwXkBETxVD7K6e XVo6wPSsciFNpsqu2rJEa14/BQ== X-Google-Smtp-Source: AGHT+IFzWc4+ijhlirnZLcO2bqVcRhIBIgdFNaal1xrptHcSU36WHJC7JgXlaeCAvzW0niN/CeFJvQ== X-Received: by 2002:a05:6a21:3390:b0:14b:f78e:d05c with SMTP id yy16-20020a056a21339000b0014bf78ed05cmr6858254pzb.15.1693012891044; Fri, 25 Aug 2023 18:21:31 -0700 (PDT) Received: from localhost (fwdproxy-prn-120.fbsv.net. [2a03:2880:ff:78::face:b00c]) by smtp.gmail.com with ESMTPSA id u10-20020a17090341ca00b001b9de4fb749sm2420621ple.20.2023.08.25.18.21.30 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 25 Aug 2023 18:21:30 -0700 (PDT) From: David Wei To: Jens Axboe , Pavel Begunkov Cc: io-uring@vger.kernel.org, netdev@vger.kernel.org, Mina Almasry , Jakub Kicinski Subject: [PATCH 03/11] netdev: add XDP_SETUP_ZC_RX command Date: Fri, 25 Aug 2023 18:19:46 -0700 Message-Id: <20230826011954.1801099-4-dw@davidwei.uk> X-Mailer: git-send-email 2.39.3 In-Reply-To: <20230826011954.1801099-1-dw@davidwei.uk> References: <20230826011954.1801099-1-dw@davidwei.uk> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: io-uring@vger.kernel.org From: David Wei This patch adds a new XDP_SETUP_ZC_RX command that will be used in a later patch to enable or disable ZC RX for a specific RX queue. Signed-off-by: David Wei Co-developed-by: Jonathan Lemon --- include/linux/netdevice.h | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h index 08fbd4622ccf..a20a5c847916 100644 --- a/include/linux/netdevice.h +++ b/include/linux/netdevice.h @@ -1000,6 +1000,7 @@ enum bpf_netdev_command { BPF_OFFLOAD_MAP_ALLOC, BPF_OFFLOAD_MAP_FREE, XDP_SETUP_XSK_POOL, + XDP_SETUP_ZC_RX, }; struct bpf_prog_offload_ops; @@ -1038,6 +1039,11 @@ struct netdev_bpf { struct xsk_buff_pool *pool; u16 queue_id; } xsk; + /* XDP_SETUP_ZC_RX */ + struct { + struct io_zc_rx_ifq *ifq; + u16 queue_id; + } zc_rx; }; };