From patchwork Mon Nov 16 09:34:47 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Marek Majtyka X-Patchwork-Id: 1400743 Return-Path: X-Original-To: patchwork-incoming-netdev@ozlabs.org Delivered-To: patchwork-incoming-netdev@ozlabs.org Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org (client-ip=23.128.96.18; helo=vger.kernel.org; envelope-from=netdev-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=gmail.com header.i=@gmail.com header.a=rsa-sha256 header.s=20161025 header.b=KcQ7lnr8; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by ozlabs.org (Postfix) with ESMTP id 4CZP7X2PH8z9sSn for ; Mon, 16 Nov 2020 20:35:20 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728574AbgKPJfT (ORCPT ); Mon, 16 Nov 2020 04:35:19 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55288 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726621AbgKPJfS (ORCPT ); Mon, 16 Nov 2020 04:35:18 -0500 Received: from mail-lf1-x142.google.com (mail-lf1-x142.google.com [IPv6:2a00:1450:4864:20::142]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id CD03CC0613CF; Mon, 16 Nov 2020 01:35:17 -0800 (PST) Received: by mail-lf1-x142.google.com with SMTP id j205so24205450lfj.6; Mon, 16 Nov 2020 01:35:17 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=0DzanoXf+Rurog+Hlx/WrxuOA7D1b5nHXR/Q/et4xVw=; b=KcQ7lnr8ME1nWv3TXTyZasG6grf5LR8dXvDvvzOYiTKpVKG3mrqLOpACgb43kUJUX9 0gKatk6sjy2mFQ83pHil7qZqgC5JbIwhwoaaJcNjHFkH4k42ya+84Z21vap3um0iQkzn BBgTX6l4LgjInzb7OS5eL8kAi1g2KACnnAsr/0TIcUNAtBQO8/dxInGsbhHygfPISj+c oze/b+H0YKcvVPWW16wizVlpsvrcQz4orb2Xnrj3bXsjLKGUxYE9unLHvu6EA/mCoVVt nbRLbHP0hn9Ca8MB3BXa9lXM/9p760WgDYXc1YwxsoGa+cfsh27va5oYnWCe5UZAI6fw EZzw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=0DzanoXf+Rurog+Hlx/WrxuOA7D1b5nHXR/Q/et4xVw=; b=WOMBVO3BGREiLxLjQpkFatkkaddfaDxaBWS6AozhC/0xu7kxKohh8up23dY5fLnnaW M44q2SlTrig9rR4DHWRzODdekWe8BJuhtV3f7oFpS5z80HE2P/KDrBaKGuBfYLe0B16P pKkSCYoz+aMY0cwcQpTIYwoz1jeUijxV7wtUCH+mqtyUZnLlmCD3f0GvAayCD5vwjUKx 3l2E6eURDphZjDgzPeMNxglvOADRpypmgPkguspDDYLkjMLeyRz7OSkNDqjtEq48dh// N798SgrDvp2VeEmRjKJerIa/d+A7IVyWkRsMp05F8311Kl9eMoJqzKvveb6u/W99PX1U 5TFw== X-Gm-Message-State: AOAM531ekHPZM+U5mXetO3p0N7LpxyeoQitWnUtYmvKVJuiVi4M0j5E8 ujuXD1g83SWZne7IIewwbOE= X-Google-Smtp-Source: ABdhPJxcf9hMdxH0lal4xExvGUX1Up5lEvIVx/4IX/TSAYxNtm9a0J8u2sdH+8sImF2RxnBq/l9zug== X-Received: by 2002:a19:4a41:: with SMTP id x62mr4928267lfa.398.1605519316379; Mon, 16 Nov 2020 01:35:16 -0800 (PST) Received: from localhost.localdomain (87-205-71-93.adsl.inetia.pl. [87.205.71.93]) by smtp.gmail.com with ESMTPSA id t26sm2667986lfp.296.2020.11.16.01.35.14 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 16 Nov 2020 01:35:15 -0800 (PST) From: alardam@gmail.com X-Google-Original-From: marekx.majtyka@intel.com To: magnus.karlsson@intel.com, bjorn.topel@intel.com, andrii.nakryiko@gmail.com, kuba@kernel.org, ast@kernel.org, daniel@iogearbox.net, netdev@vger.kernel.org, davem@davemloft.net, john.fastabend@gmail.com, hawk@kernel.org, toke@redhat.com Cc: maciej.fijalkowski@intel.com, jonathan.lemon@gmail.com, bpf@vger.kernel.org, jeffrey.t.kirsher@intel.com, maciejromanfijalkowski@gmail.com, intel-wired-lan@lists.osuosl.org, Marek Majtyka Subject: [PATCH 3/8] xsk: add usage of xdp netdev_features flags Date: Mon, 16 Nov 2020 10:34:47 +0100 Message-Id: <20201116093452.7541-4-marekx.majtyka@intel.com> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20201116093452.7541-1-marekx.majtyka@intel.com> References: <20201116093452.7541-1-marekx.majtyka@intel.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org From: Marek Majtyka Change necessary condition check for XSK from ndo functions to netdev_features flags. Signed-off-by: Marek Majtyka --- net/xdp/xsk_buff_pool.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/net/xdp/xsk_buff_pool.c b/net/xdp/xsk_buff_pool.c index 8a3bf4e1318e..76922696ad3c 100644 --- a/net/xdp/xsk_buff_pool.c +++ b/net/xdp/xsk_buff_pool.c @@ -159,8 +159,8 @@ static int __xp_assign_dev(struct xsk_buff_pool *pool, /* For copy-mode, we are done. */ return 0; - if (!netdev->netdev_ops->ndo_bpf || - !netdev->netdev_ops->ndo_xsk_wakeup) { + if (!(NETIF_F_XDP & netdev->features && + NETIF_F_AF_XDP_ZC & netdev->features)) { err = -EOPNOTSUPP; goto err_unreg_pool; }