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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 5B098CD8C8B for ; Tue, 10 Oct 2023 14:26:48 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233095AbjJJO0r (ORCPT ); Tue, 10 Oct 2023 10:26:47 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:60244 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233060AbjJJO0n (ORCPT ); Tue, 10 Oct 2023 10:26:43 -0400 Received: from foss.arm.com (foss.arm.com [217.140.110.172]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id DECE5AF; Tue, 10 Oct 2023 07:26:40 -0700 (PDT) Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 614DBC15; Tue, 10 Oct 2023 07:27:21 -0700 (PDT) Received: from e125770.cambridge.arm.com (e125770.arm.com [10.1.199.1]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id C85E93F762; Tue, 10 Oct 2023 07:26:39 -0700 (PDT) From: Luca Fancellu To: linux-kernel@vger.kernel.org Cc: Wei Liu , Paul Durrant , xen-devel@lists.xenproject.org, netdev@vger.kernel.org, Rahul Singh Subject: [PATCH 1/1] xen-netback: add software timestamp capabilities Date: Tue, 10 Oct 2023 15:26:30 +0100 Message-Id: <20231010142630.984585-2-luca.fancellu@arm.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20231010142630.984585-1-luca.fancellu@arm.com> References: <20231010142630.984585-1-luca.fancellu@arm.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Add software timestamp capabilities to the xen-netback driver by advertising it on the struct ethtool_ops and calling skb_tx_timestamp before passing the buffer to the queue. Signed-off-by: Luca Fancellu --- drivers/net/xen-netback/interface.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/drivers/net/xen-netback/interface.c b/drivers/net/xen-netback/interface.c index f3f2c07423a6..b71158967123 100644 --- a/drivers/net/xen-netback/interface.c +++ b/drivers/net/xen-netback/interface.c @@ -254,6 +254,9 @@ xenvif_start_xmit(struct sk_buff *skb, struct net_device *dev) if (vif->hash.alg == XEN_NETIF_CTRL_HASH_ALGORITHM_NONE) skb_clear_hash(skb); + /* timestamp packet in software */ + skb_tx_timestamp(skb); + if (!xenvif_rx_queue_tail(queue, skb)) goto drop; @@ -460,7 +463,7 @@ static void xenvif_get_strings(struct net_device *dev, u32 stringset, u8 * data) static const struct ethtool_ops xenvif_ethtool_ops = { .get_link = ethtool_op_get_link, - + .get_ts_info = ethtool_op_get_ts_info, .get_sset_count = xenvif_get_sset_count, .get_ethtool_stats = xenvif_get_ethtool_stats, .get_strings = xenvif_get_strings, -- 2.34.1