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 65032C433DF for ; Thu, 23 Jul 2020 11:43:22 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 427A82086A for ; Thu, 23 Jul 2020 11:43:22 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1595504602; bh=D9LURMY6QhNvXrtQTcDScEC9ufStkgARe7amVtSXPVw=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=Chsc1CGOKJhDilOSm0KjDdA6xqDTl6xs5U79LEhoehstL9UgaF2EvyCzCSqaGbqAv ThmU+ZD0FcVu5oR10w8tVq7rADXfXBIEuGOMWw191GDPhZpsdPMqi/8nuoeirsyDxx yh+0cYpc62XKiBlwPjo93dpSeQMl6dzCH9znt83M= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728688AbgGWLnW (ORCPT ); Thu, 23 Jul 2020 07:43:22 -0400 Received: from mail.kernel.org ([198.145.29.99]:46228 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728567AbgGWLnV (ORCPT ); Thu, 23 Jul 2020 07:43:21 -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 6D70322B47; Thu, 23 Jul 2020 11:43:17 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1595504601; bh=D9LURMY6QhNvXrtQTcDScEC9ufStkgARe7amVtSXPVw=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=f2Ek87az/HPM16vhw0E9gd8oNSmlWf30Ms83SjOPscy9N/4+uQs0Dv9batzop4Je7 uMMSqS5wYS50a7whT0kJb9Tr3UU9/pVJAtoIg9cwCeXKxg1XKewhA2I35umg+ouYdC Y9Q+vyPljOrzi2VAH6E+4hNE3ydi1gNCCFhzRvWg= 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 06/22] net: hv_netvsc: initialize mb bit of xdp_buff to 0 Date: Thu, 23 Jul 2020 13:42:18 +0200 Message-Id: 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/hyperv/netvsc_bpf.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/net/hyperv/netvsc_bpf.c b/drivers/net/hyperv/netvsc_bpf.c index 8e4141552423..e26c60413128 100644 --- a/drivers/net/hyperv/netvsc_bpf.c +++ b/drivers/net/hyperv/netvsc_bpf.c @@ -50,6 +50,7 @@ u32 netvsc_run_xdp(struct net_device *ndev, struct netvsc_channel *nvchan, xdp->data_end = xdp->data + len; xdp->rxq = &nvchan->xdp_rxq; xdp->frame_sz = PAGE_SIZE; + xdp->mb = 0; memcpy(xdp->data, data, len); -- 2.26.2