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 B4F5AC43459 for ; Thu, 23 Jul 2020 11:43:39 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 8F7A422B47 for ; Thu, 23 Jul 2020 11:43:39 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1595504619; bh=KvOb2v4/DULASBMPzRRuXD1qDyTyXW+92QWKjzH1DvQ=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=qccF6G/ujHrJigaHaOXhYzMZMZJnIc7CobM5NUHjtHIbOiojO2VDqK3EzoYYQPwl2 c3M7kfpN20YltsZkcTUDj7nv5TYwUY9tsWkedunVl1P6z6ew++ZzoMmyfXc+oDypBA 28/nXD4YP5q4Nny7OniQujrEy0QzdJ17K5G/OgLQ= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728760AbgGWLnj (ORCPT ); Thu, 23 Jul 2020 07:43:39 -0400 Received: from mail.kernel.org ([198.145.29.99]:46506 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728567AbgGWLni (ORCPT ); Thu, 23 Jul 2020 07:43:38 -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 255A720B1F; Thu, 23 Jul 2020 11:43:35 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1595504618; bh=KvOb2v4/DULASBMPzRRuXD1qDyTyXW+92QWKjzH1DvQ=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=otejXy1z31OO28r6MTLY2tV8PYAkCN8oMApHj5U6gviV9DdNTehGHIO2OM8PbkvpO vSvz5M1r4IJHLzbvO6DxVOcbrqAtooXkoJkehdB+7fIlRurCOcUxrBasL5XIDwISau ZSERQNZEN6X/1zthr3E+hKZEXpvyvFbtXPz/1om8= 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 12/22] net: sfc: initialize mb bit in xdp_buff to 0 Date: Thu, 23 Jul 2020 13:42:24 +0200 Message-Id: <576a3b0205a554d06bbec3a47a47dfb0d6879816.1595503780.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/sfc/rx.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/net/ethernet/sfc/rx.c b/drivers/net/ethernet/sfc/rx.c index 59a43d586967..8fd6023995d4 100644 --- a/drivers/net/ethernet/sfc/rx.c +++ b/drivers/net/ethernet/sfc/rx.c @@ -301,6 +301,7 @@ static bool efx_do_xdp(struct efx_nic *efx, struct efx_channel *channel, xdp.data_end = xdp.data + rx_buf->len; xdp.rxq = &rx_queue->xdp_rxq_info; xdp.frame_sz = efx->rx_page_buf_step; + xdp.mb = 0; xdp_act = bpf_prog_run_xdp(xdp_prog, &xdp); rcu_read_unlock(); -- 2.26.2