From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-13.1 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 28135C4345C for ; Thu, 23 Jul 2020 11:43:47 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 09BB022BEA for ; Thu, 23 Jul 2020 11:43:47 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1595504627; bh=/PV9K7BbTPUVhCMIU6AVRN0Ln/8o4LjKAAr4m6OwTL8=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=tur15voq0Gvrix/nhvlc7Q2XsvxdTl7DpdqNgpY9YPAeemBvwPpXXeOMbDRlFE2FD X3glao1JjO574n96zVsYKHZ4dAXHiQyzhtOqM6pW6tHhz/n5lL8uqIZtrg+rTqDDcC p0YxsI8lCVFPlqTAMFlVp837W8B/ZcJt3a1/gJz0= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728567AbgGWLnq (ORCPT ); Thu, 23 Jul 2020 07:43:46 -0400 Received: from mail.kernel.org ([198.145.29.99]:46626 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727769AbgGWLnq (ORCPT ); Thu, 23 Jul 2020 07:43:46 -0400 Received: from lore-desk.redhat.com (unknown [151.48.142.198]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 050CF22B49; Thu, 23 Jul 2020 11:43:43 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1595504625; bh=/PV9K7BbTPUVhCMIU6AVRN0Ln/8o4LjKAAr4m6OwTL8=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=uDrG4tNgIEaT7t4UVheviGju6ROLUnlJOimbpzJ915Bp/AmVRCKq8B0dNz9h5V89Q ANbKIcOuLxhywAjY+eD6vsxmn7Eib1xWxu0CMmfzTKNGQ93Z3P2/n8nq05E5YwKAWv 3T0CoeOmOs1V+Rd8HNsNz6aKqE0EBg1B1pvmNIhM= From: Lorenzo Bianconi To: netdev@vger.kernel.org Cc: bpf@vger.kernel.org, davem@davemloft.net, ast@kernel.org, brouer@redhat.com, daniel@iogearbox.net, lorenzo.bianconi@redhat.com, echaudro@redhat.com, sameehj@amazon.com, kuba@kernel.org Subject: [RFC net-next 15/22] net: cavium: thunder: initialize mb bit in xdp_buff to 0 Date: Thu, 23 Jul 2020 13:42:27 +0200 Message-Id: <4a79d56002c2f950248ae133d1108bbd13b8630b.1595503780.git.lorenzo@kernel.org> X-Mailer: git-send-email 2.26.2 In-Reply-To: References: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: bpf-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: bpf@vger.kernel.org Initialize multi-buffer bit (mb) to 0 in xdp_buff data structure. This is a preliminary patch to enable xdp multi-buffer support. Signed-off-by: Lorenzo Bianconi --- drivers/net/ethernet/cavium/thunder/nicvf_main.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/net/ethernet/cavium/thunder/nicvf_main.c b/drivers/net/ethernet/cavium/thunder/nicvf_main.c index 2ba0ce115e63..bd2592ddfd6d 100644 --- a/drivers/net/ethernet/cavium/thunder/nicvf_main.c +++ b/drivers/net/ethernet/cavium/thunder/nicvf_main.c @@ -553,6 +553,7 @@ static inline bool nicvf_xdp_rx(struct nicvf *nic, struct bpf_prog *prog, xdp.data_end = xdp.data + len; xdp.rxq = &rq->xdp_rxq; xdp.frame_sz = RCV_FRAG_LEN + XDP_PACKET_HEADROOM; + xdp.mb = 0; orig_data = xdp.data; rcu_read_lock(); -- 2.26.2