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[2620:137:e000::3:8]) by mx.google.com with ESMTPS id v63-20020a638942000000b0056679c8e70csi11516589pgd.272.2023.10.10.07.27.05 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 10 Oct 2023 07:27:06 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::3:8 as permitted sender) client-ip=2620:137:e000::3:8; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::3:8 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=arm.com Received: from out1.vger.email (depot.vger.email [IPv6:2620:137:e000::3:0]) by fry.vger.email (Postfix) with ESMTP id E431C81C509B; Tue, 10 Oct 2023 07:27:03 -0700 (PDT) X-Virus-Status: Clean X-Virus-Scanned: clamav-milter 0.103.10 at fry.vger.email Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232782AbjJJO0n (ORCPT + 99 others); Tue, 10 Oct 2023 10:26:43 -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 X-Spam-Status: No, score=2.8 required=5.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,RCVD_IN_SBL_CSS,SPF_HELO_NONE,SPF_PASS autolearn=no autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on fry.vger.email Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-Greylist: Sender passed SPF test, not delayed by milter-greylist-4.6.4 (fry.vger.email [0.0.0.0]); Tue, 10 Oct 2023 07:27:04 -0700 (PDT) X-Spam-Level: ** 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