From patchwork Mon Dec 19 15:41:33 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Lorenzo Bianconi X-Patchwork-Id: 1717425 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@legolas.ozlabs.org Authentication-Results: legolas.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=osuosl.org (client-ip=2605:bc80:3010::138; helo=smtp1.osuosl.org; envelope-from=intel-wired-lan-bounces@osuosl.org; receiver=) Authentication-Results: legolas.ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=osuosl.org header.i=@osuosl.org header.a=rsa-sha256 header.s=default header.b=05rxsgn8; dkim-atps=neutral Received: from smtp1.osuosl.org (smtp1.osuosl.org [IPv6:2605:bc80:3010::138]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (P-384) server-digest SHA384) (No client certificate requested) by legolas.ozlabs.org (Postfix) with ESMTPS id 4NbP9K2XNcz1ydc for ; Tue, 20 Dec 2022 02:42:45 +1100 (AEDT) Received: from localhost (localhost [127.0.0.1]) by smtp1.osuosl.org (Postfix) with ESMTP id B784A81466; Mon, 19 Dec 2022 15:42:43 +0000 (UTC) DKIM-Filter: OpenDKIM Filter v2.11.0 smtp1.osuosl.org B784A81466 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=osuosl.org; s=default; t=1671464563; bh=B3GpxLDk3NnRY53A2SGX+e3JZkBrVi5MaYt6FKncaHo=; h=From:To:Date:In-Reply-To:References:Subject:List-Id: List-Unsubscribe:List-Archive:List-Post:List-Help:List-Subscribe: Cc:From; b=05rxsgn8kc3grOo9jf3+3z78FK813xRIgaN3YQy0UXGSNj3QCkC0cJv8PAS2JcfW8 u33TbzaeWbBaoVra1US/hhfHX+LaX409rtdiNLY7JSsysWqH+TVFJzD0XE6nvkyNSq CYdI9yomNn97ZDnWvci4gO+/dNtDkXNMHVA981dpblIgliSRcA3VXqrdv59Wc5x/xH QGff6odw53sCIkSQ3ue9fDq3iBTEX//T21l3TkrZPp5Cz8YAHSgUK2pdiAqioQ9QK7 F/AtWG51/eUzRIbAZeQGSeCPA64W8t77igtKqvZPqRThReqiynGGAxTY82rYSPw0xw vKji5jRl8L3zg== X-Virus-Scanned: amavisd-new at osuosl.org Received: from smtp1.osuosl.org ([127.0.0.1]) by localhost (smtp1.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id 6Yf9JNsPitUU; Mon, 19 Dec 2022 15:42:43 +0000 (UTC) Received: from ash.osuosl.org (ash.osuosl.org [140.211.166.34]) by smtp1.osuosl.org (Postfix) with ESMTP id D68388146A; Mon, 19 Dec 2022 15:42:42 +0000 (UTC) DKIM-Filter: OpenDKIM Filter v2.11.0 smtp1.osuosl.org D68388146A X-Original-To: intel-wired-lan@lists.osuosl.org Delivered-To: intel-wired-lan@lists.osuosl.org Received: from smtp1.osuosl.org (smtp1.osuosl.org [140.211.166.138]) by ash.osuosl.org (Postfix) with ESMTP id 735811BF317 for ; Mon, 19 Dec 2022 15:42:39 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by smtp1.osuosl.org (Postfix) with ESMTP id 4E8378146A for ; Mon, 19 Dec 2022 15:42:39 +0000 (UTC) DKIM-Filter: OpenDKIM Filter v2.11.0 smtp1.osuosl.org 4E8378146A X-Virus-Scanned: amavisd-new at osuosl.org Received: from smtp1.osuosl.org ([127.0.0.1]) by localhost (smtp1.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id dxxCkba5s4lv for ; Mon, 19 Dec 2022 15:42:38 +0000 (UTC) X-Greylist: domain auto-whitelisted by SQLgrey-1.8.0 DKIM-Filter: OpenDKIM Filter v2.11.0 smtp1.osuosl.org 90AA581466 Received: from ams.source.kernel.org (ams.source.kernel.org [145.40.68.75]) by smtp1.osuosl.org (Postfix) with ESMTPS id 90AA581466 for ; Mon, 19 Dec 2022 15:42:38 +0000 (UTC) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id F2033B80EA9; Mon, 19 Dec 2022 15:42:36 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 244DDC43392; Mon, 19 Dec 2022 15:42:35 +0000 (UTC) From: Lorenzo Bianconi To: bpf@vger.kernel.org Date: Mon, 19 Dec 2022 16:41:33 +0100 Message-Id: X-Mailer: git-send-email 2.38.1 In-Reply-To: References: MIME-Version: 1.0 X-Mailman-Original-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1671464555; bh=AFHGA4/VUtLtWks3taPMr6hCqmlIuVlvJjAohqShmBc=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=kv95OSOUNhxRPvuXoUI8nLwdmB4hfbglAEdpHGx2N2itWrIz1p2QrRi6yVFE5nJTz SJt5DNlrhMoPvPdzdbm9Z4zARUxcVOZmDMR4U2RY5io9H0ARlUbcp7YVo6HLHSVlXQ /U7Z1/qvuDogfjLzxLzNEIoHh4t/KpJqk7m4R99mwA8wWdsE8MiDKto5M6CykOobx1 /5mbOqLmbwz2OElf55twBEhtMOb0qQPJFXd850tqPRugmf9M1bw5CwV9qDxP/X/RC1 2oNFRLOpvBrSCC0VTdLD6558JMcLQUahqm+XDdKOG3/cPO4/5rfzj3ndHC9rjuL2XB r4LY71/02A8SA== X-Mailman-Original-Authentication-Results: smtp1.osuosl.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20201202 header.b=kv95OSOU Subject: [Intel-wired-lan] [RFC bpf-next 4/8] xsk: add usage of XDP features flags X-BeenThere: intel-wired-lan@osuosl.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel Wired Ethernet Linux Kernel Driver Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: mst@redhat.com, vladimir.oltean@nxp.com, ast@kernel.org, edumazet@google.com, anthony.l.nguyen@intel.com, daniel@iogearbox.net, andrii@kernel.org, intel-wired-lan@lists.osuosl.org, simon.horman@corigine.com, kuba@kernel.org, pabeni@redhat.com, grygorii.strashko@ti.com, aelior@marvell.com, hawk@kernel.org, christophe.jaillet@wanadoo.fr, memxor@gmail.com, john@phrozen.org, bjorn@kernel.org, magnus.karlsson@intel.com, leon@kernel.org, netdev@vger.kernel.org, toke@redhat.com, ecree.xilinx@gmail.com, alardam@gmail.com, gospo@broadcom.com, saeedm@nvidia.com, davem@davemloft.net, nbd@nbd.name Errors-To: intel-wired-lan-bounces@osuosl.org Sender: "Intel-wired-lan" From: Marek Majtyka Change necessary condition check for XSK from ndo functions to xdp features flags. Signed-off-by: Marek Majtyka Signed-off-by: Lorenzo Bianconi --- net/xdp/xsk_buff_pool.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/net/xdp/xsk_buff_pool.c b/net/xdp/xsk_buff_pool.c index ed6c71826d31..7afd12dd69cc 100644 --- a/net/xdp/xsk_buff_pool.c +++ b/net/xdp/xsk_buff_pool.c @@ -178,8 +178,7 @@ 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 ((netdev->xdp_features & XDP_F_FULL_ZC) != XDP_F_FULL_ZC) { err = -EOPNOTSUPP; goto err_unreg_pool; }