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 2FC1DCD8C8E for ; Tue, 10 Oct 2023 14:26:46 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232953AbjJJO0o (ORCPT ); Tue, 10 Oct 2023 10:26:44 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:60224 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233017AbjJJO0m (ORCPT ); Tue, 10 Oct 2023 10:26:42 -0400 Received: from foss.arm.com (foss.arm.com [217.140.110.172]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id CA3BB91; Tue, 10 Oct 2023 07:26:39 -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 4F9B61FB; Tue, 10 Oct 2023 07:27:20 -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 ABF193F762; Tue, 10 Oct 2023 07:26:38 -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 0/1] Add software timestamp capabilities to xen-netback device Date: Tue, 10 Oct 2023 15:26:29 +0100 Message-Id: <20231010142630.984585-1-luca.fancellu@arm.com> X-Mailer: git-send-email 2.34.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi all, during some experiment using PTP (ptp4l) between a Dom0 domain and a DomU guest, I noticed that the virtual interface brought up by the toolstack was not able to be used as ptp4l interface on the Dom0 side, a brief investigation on the drivers revealed that the backend driver doesn't have the SW timestamp capabilities, so in order to provide them, I'm sending this patch. Luca Fancellu (1): xen-netback: add software timestamp capabilities drivers/net/xen-netback/interface.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) base-commit: cb0856346a60fe3eb837ba5e73588a41f81ac05f -- 2.34.1