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GET /api/patches/2191251/?format=api
{ "id": 2191251, "url": "http://patchwork.ozlabs.org/api/patches/2191251/?format=api", "web_url": "http://patchwork.ozlabs.org/project/intel-wired-lan/patch/20260201141430.131063-1-kohei@enjuk.jp/", "project": { "id": 46, "url": "http://patchwork.ozlabs.org/api/projects/46/?format=api", "name": "Intel Wired Ethernet development", "link_name": "intel-wired-lan", "list_id": "intel-wired-lan.osuosl.org", "list_email": "intel-wired-lan@osuosl.org", "web_url": "", "scm_url": "", "webscm_url": "", "list_archive_url": "", "list_archive_url_format": "", "commit_url_format": "" }, "msgid": "<20260201141430.131063-1-kohei@enjuk.jp>", "list_archive_url": null, "date": "2026-02-01T14:14:00", "name": "[v1,iwl-net] ice: ptp: don't WARN when controlling PF is unavailable", "commit_ref": null, "pull_url": null, "state": "under-review", "archived": false, "hash": "5d82a80db2fc889f78435ed5102f92092451dca0", "submitter": { "id": 92459, "url": "http://patchwork.ozlabs.org/api/people/92459/?format=api", "name": "Kohei Enju", "email": "kohei@enjuk.jp" }, "delegate": { "id": 109701, "url": "http://patchwork.ozlabs.org/api/users/109701/?format=api", "username": "anguy11", "first_name": "Anthony", "last_name": "Nguyen", "email": "anthony.l.nguyen@intel.com" }, "mbox": "http://patchwork.ozlabs.org/project/intel-wired-lan/patch/20260201141430.131063-1-kohei@enjuk.jp/mbox/", "series": [ { "id": 490523, "url": "http://patchwork.ozlabs.org/api/series/490523/?format=api", "web_url": "http://patchwork.ozlabs.org/project/intel-wired-lan/list/?series=490523", "date": "2026-02-01T14:14:00", "name": "[v1,iwl-net] ice: ptp: don't WARN when controlling PF is unavailable", "version": 1, "mbox": "http://patchwork.ozlabs.org/series/490523/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/2191251/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2191251/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "<intel-wired-lan-bounces@osuosl.org>", "X-Original-To": [ "incoming@patchwork.ozlabs.org", "intel-wired-lan@lists.osuosl.org" ], "Delivered-To": [ "patchwork-incoming@legolas.ozlabs.org", "intel-wired-lan@lists.osuosl.org" ], "Authentication-Results": [ "legolas.ozlabs.org;\n\tdkim=pass (2048-bit key;\n unprotected) header.d=osuosl.org header.i=@osuosl.org header.a=rsa-sha256\n header.s=default header.b=cPzj3kZ2;\n\tdkim-atps=neutral", "legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=osuosl.org\n (client-ip=2605:bc80:3010::136; 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envelope-from=intel-wired-lan-bounces@osuosl.org;\n receiver=<UNKNOWN> ", "DKIM-Filter": [ "OpenDKIM Filter v2.11.0 smtp3.osuosl.org A2EA860ECB", "OpenDKIM Filter v2.11.0 smtp4.osuosl.org 101B040829" ], "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/relaxed; d=osuosl.org;\n\ts=default; t=1769955307;\n\tbh=NsDbxjjmDR7CvHkvxGhq8nSyf2oqDfr3q8OmR6MlyCQ=;\n\th=From:To:Cc:Date:Subject:List-Id:List-Unsubscribe:List-Archive:\n\t List-Post:List-Help:List-Subscribe:From;\n\tb=cPzj3kZ2EODcmFJ7NOSmThvWVEMDsRhp8t/3hb6qBIbrbIj+IsOfT41ZfNx8F5j5B\n\t fufKkKn/M+68nkIXEmqK15/gupmaT1J2MrvqIgXyfadkInDZAdiBxvQcdwlPxj02gW\n\t D1SBtzlR9JqO10HGEYzylSm8ik2Uhsqi3CWbipemDgIFDT6yk38NYtZcpED4GAjL4p\n\t 1+vYemOElPLVZpUOEpMJnYxE2SyiPtYkUB+drLKmNhgB97x5RyqFzFywjoyUrj4xj+\n\t 5aF83Si6/RtKT1KNdOdBUuavzXj4XBAFR2AeyhB3rSZjwywhqh59WiijfQz4LF58sV\n\t pAmSOoNFj9v3w==", "Received-SPF": "Pass (mailfrom) identity=mailfrom; client-ip=49.212.198.91;\n helo=www2881.sakura.ne.jp; envelope-from=kohei@enjuk.jp; receiver=<UNKNOWN>", "DMARC-Filter": "OpenDMARC Filter v1.4.2 smtp4.osuosl.org 101B040829", "From": "Kohei Enju <kohei@enjuk.jp>", "To": "intel-wired-lan@lists.osuosl.org, netdev@vger.kernel.org", "Cc": "Tony Nguyen <anthony.l.nguyen@intel.com>,\n Przemek Kitszel <przemyslaw.kitszel@intel.com>,\n Andrew Lunn <andrew+netdev@lunn.ch>,\n \"David S. Miller\" <davem@davemloft.net>,\n Eric Dumazet <edumazet@google.com>, Jakub Kicinski <kuba@kernel.org>,\n Paolo Abeni <pabeni@redhat.com>,\n Richard Cochran <richardcochran@gmail.com>,\n Sergey Temerkhanov <sergey.temerkhanov@intel.com>,\n Simon Horman <horms@kernel.org>, kohei.enju@gmail.com,\n Kohei Enju <kohei@enjuk.jp>", "Date": "Sun, 1 Feb 2026 14:14:00 +0000", "Message-ID": "<20260201141430.131063-1-kohei@enjuk.jp>", "X-Mailer": "git-send-email 2.51.0", "MIME-Version": "1.0", "Content-Transfer-Encoding": "8bit", "X-Mailman-Original-DKIM-Signature": "a=rsa-sha256;\n bh=NsDbxjjmDR7CvHkvxGhq8nSyf2oqDfr3q8OmR6MlyCQ=;\n c=relaxed/relaxed; d=enjuk.jp;\n h=From:To:Subject:Date:Message-ID;\n s=rs20251215; t=1769955273; v=1;\n b=jHULLAp6oKbuXYDcbKLPKiG/1tfUlOI1mcpKIrrSPQpjY2q5LtCJZ/w3N5Os+4tN\n ADBk2kK5J758uT3e1l7mvCxnillFqYnySDCBgxBlfoYehf4IfmpAjH/BFVLAtWcl\n gyuHhTIwDiBBFVKJdat4FoK2uXg/JUhgjV++xeSdFgmJS0VtjD0Drf2Cir05EZB0\n tsh6jw2G5q2fltSqltwI10XcpjfsqiNOtjSK6FqS2xXVNtP5wt4cdgFdvGaHHQXz\n la8EU5nKsAl6WRH16a7nBgAZxSQbdTLNbBoqubI1e8clbHSr+TP5hsF2yrSQeo/v\n xZJxF2fBGQiaJVCtN4j2PQ==", "X-Mailman-Original-Authentication-Results": [ "smtp4.osuosl.org;\n dmarc=pass (p=none dis=none)\n header.from=enjuk.jp", "smtp4.osuosl.org;\n dkim=pass (2048-bit key,\n unprotected) header.d=enjuk.jp header.i=@enjuk.jp header.a=rsa-sha256\n header.s=rs20251215 header.b=jHULLAp6" ], "Subject": "[Intel-wired-lan] [PATCH v1 iwl-net] ice: ptp: don't WARN when\n controlling PF is unavailable", "X-BeenThere": "intel-wired-lan@osuosl.org", "X-Mailman-Version": "2.1.30", "Precedence": "list", "List-Id": "Intel Wired Ethernet Linux Kernel Driver Development\n <intel-wired-lan.osuosl.org>", "List-Unsubscribe": "<https://lists.osuosl.org/mailman/options/intel-wired-lan>,\n <mailto:intel-wired-lan-request@osuosl.org?subject=unsubscribe>", "List-Archive": "<http://lists.osuosl.org/pipermail/intel-wired-lan/>", "List-Post": "<mailto:intel-wired-lan@osuosl.org>", "List-Help": "<mailto:intel-wired-lan-request@osuosl.org?subject=help>", "List-Subscribe": "<https://lists.osuosl.org/mailman/listinfo/intel-wired-lan>,\n <mailto:intel-wired-lan-request@osuosl.org?subject=subscribe>", "Errors-To": "intel-wired-lan-bounces@osuosl.org", "Sender": "\"Intel-wired-lan\" <intel-wired-lan-bounces@osuosl.org>" }, "content": "In VFIO passthrough setups, it is possible to pass through only a PF\nwhich doesn't own the source timer. In that case the PTP controlling PF\n(adapter->ctrl_pf) is never initialized in the VM, so ice_get_ctrl_ptp()\nreturns NULL and triggers WARN_ON() in ice_ptp_setup_pf().\n\nSince this is an expected behavior in that configuration, replace\nWARN_ON() with an informational message and return -EOPNOTSUPP.\n\nFixes: e800654e85b5 (\"ice: Use ice_adapter for PTP shared data instead of auxdev\")\nSigned-off-by: Kohei Enju <kohei@enjuk.jp>\n---\n drivers/net/ethernet/intel/ice/ice_ptp.c | 8 +++++++-\n 1 file changed, 7 insertions(+), 1 deletion(-)", "diff": "diff --git a/drivers/net/ethernet/intel/ice/ice_ptp.c b/drivers/net/ethernet/intel/ice/ice_ptp.c\nindex 272683001476..082313023024 100644\n--- a/drivers/net/ethernet/intel/ice/ice_ptp.c\n+++ b/drivers/net/ethernet/intel/ice/ice_ptp.c\n@@ -3048,7 +3048,13 @@ static int ice_ptp_setup_pf(struct ice_pf *pf)\n \tstruct ice_ptp *ctrl_ptp = ice_get_ctrl_ptp(pf);\n \tstruct ice_ptp *ptp = &pf->ptp;\n \n-\tif (WARN_ON(!ctrl_ptp) || pf->hw.mac_type == ICE_MAC_UNKNOWN)\n+\tif (!ctrl_ptp) {\n+\t\tdev_info(ice_pf_to_dev(pf),\n+\t\t\t \"PTP unavailable: no controlling PF\\n\");\n+\t\treturn -EOPNOTSUPP;\n+\t}\n+\n+\tif (pf->hw.mac_type == ICE_MAC_UNKNOWN)\n \t\treturn -ENODEV;\n \n \tINIT_LIST_HEAD(&ptp->port.list_node);\n", "prefixes": [ "v1", "iwl-net" ] }