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GET /api/1.1/patches/2227759/?format=api
{ "id": 2227759, "url": "http://patchwork.ozlabs.org/api/1.1/patches/2227759/?format=api", "web_url": "http://patchwork.ozlabs.org/project/intel-wired-lan/patch/20260424075907.310456-1-khai.wen.tan@linux.intel.com/", "project": { "id": 46, "url": "http://patchwork.ozlabs.org/api/1.1/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": "" }, "msgid": "<20260424075907.310456-1-khai.wen.tan@linux.intel.com>", "date": "2026-04-24T07:59:07", "name": "[iwl-net,1/1] igc: skip RX timestamp header for frame preemption verification", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "2291f8f219f135958103b2159b6ca705b8bdbc7b", "submitter": { "id": 93102, "url": "http://patchwork.ozlabs.org/api/1.1/people/93102/?format=api", "name": "KhaiWenTan", "email": "khai.wen.tan@linux.intel.com" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/intel-wired-lan/patch/20260424075907.310456-1-khai.wen.tan@linux.intel.com/mbox/", "series": [ { "id": 501317, "url": "http://patchwork.ozlabs.org/api/1.1/series/501317/?format=api", "web_url": "http://patchwork.ozlabs.org/project/intel-wired-lan/list/?series=501317", "date": "2026-04-24T07:59:07", "name": "[iwl-net,1/1] igc: skip RX timestamp header for frame preemption verification", "version": 1, "mbox": "http://patchwork.ozlabs.org/series/501317/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/2227759/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2227759/checks/", "tags": {}, "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=Yc9ITgo7;\n\tdkim-atps=neutral", "legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=osuosl.org\n (client-ip=2605:bc80:3010::137; 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envelope-from=intel-wired-lan-bounces@osuosl.org;\n receiver=<UNKNOWN> ", "DKIM-Filter": [ "OpenDKIM Filter v2.11.0 smtp4.osuosl.org 3D4704220C", "OpenDKIM Filter v2.11.0 smtp3.osuosl.org 65D88615BE" ], "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/relaxed; d=osuosl.org;\n\ts=default; t=1777018936;\n\tbh=VVYPWBuT5bGM5YKfpnkAohTobs9c4+eflfWIYQWLvak=;\n\th=From:To:Cc:Date:Subject:List-Id:List-Unsubscribe:List-Archive:\n\t List-Post:List-Help:List-Subscribe:From;\n\tb=Yc9ITgo7LHyU7q3ILg7DxMtEYNG7taxj5KvqjQfOgCCoLc3JsFjtU+MudN5OeXrAY\n\t OyfdbN/gO4duvU5fxuPNjkSv+DED43fR4u+1qP6lO2U1VM5IulfaiIlrvBrXd2Xa6A\n\t 1+FiUh2H7vCxDJS9ZOn22YlblGzQWwj9SEENCE+npQgyWkXXODogF0/CgUe9uDucoC\n\t tIIlCEa2kP4/yYpFbbeCcA5H1qFySv7sgk/JAwEWpmD0j/AtlupYS2LIwyPLs7D73S\n\t G0YSAUBor9iyqgeCLFGYixp2QzcW3/tyFp6Ucor/4/Oc9BYMMWIOR7AM+i8k/D1OyC\n\t ABDj47o9t2A4g==", "Received-SPF": "Pass (mailfrom) identity=mailfrom; client-ip=192.198.163.10;\n helo=mgamail.intel.com; envelope-from=khai.wen.tan@linux.intel.com;\n receiver=<UNKNOWN>", "DMARC-Filter": "OpenDMARC Filter v1.4.2 smtp3.osuosl.org 65D88615BE", "X-CSE-ConnectionGUID": [ "H4jNOhXnSrmgxilfNiA9MA==", "KA9DsLuUT36JWraU6AZaMQ==" ], "X-CSE-MsgGUID": [ "qQ6blh3DQ3Cji4lcmM3tiw==", "/vhcOBMyRaiY/wX48777yw==" ], "X-IronPort-AV": [ "E=McAfee;i=\"6800,10657,11765\"; a=\"89379241\"", "E=Sophos;i=\"6.23,196,1770624000\"; d=\"scan'208\";a=\"89379241\"", "E=Sophos;i=\"6.23,196,1770624000\"; d=\"scan'208\";a=\"228330450\"" ], "X-ExtLoop1": "1", "From": "KhaiWenTan <khai.wen.tan@linux.intel.com>", "To": "anthony.l.nguyen@intel.com, przemyslaw.kitszel@intel.com,\n andrew+netdev@lunn.ch, davem@davemloft.net, edumazet@google.com,\n kuba@kernel.org, pabeni@redhat.com, chwee.lin.choong@intel.com,\n vladimir.oltean@nxp.com, vinicius.gomes@intel.com", "Cc": "faizal.abdul.rahim@linux.intel.com, intel-wired-lan@lists.osuosl.org,\n netdev@vger.kernel.org, linux-kernel@vger.kernel.org,\n khai.wen.tan@intel.com, hong.aun.looi@intel.com,\n faizal.abdul.rahim@intel.com, KhaiWenTan <khai.wen.tan@linux.intel.com>", "Date": "Fri, 24 Apr 2026 15:59:07 +0800", "Message-ID": "<20260424075907.310456-1-khai.wen.tan@linux.intel.com>", "X-Mailer": "git-send-email 2.43.0", "MIME-Version": "1.0", "Content-Transfer-Encoding": "8bit", "X-Mailman-Original-DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/simple;\n d=intel.com; i=@intel.com; q=dns/txt; s=Intel;\n t=1777018930; x=1808554930;\n h=from:to:cc:subject:date:message-id:mime-version:\n content-transfer-encoding;\n bh=BP1jtlFzuy/jbBYrDe/iU+3cgpfGhVIi+xBQHeCU6P8=;\n b=nlXR83RbSm+2Fru0p4HzcpVuAYqTE2Uqz7sFMTOmXd2OU9eTNEwVmKaB\n qzPKHGxEKRom1+vPmqqk68EJFIQ04adUfqyPu1dWSUrZvmSjEmunpkRTs\n jv25pr2GuICwdwKMOIV3luBZ1190yYWO6Yuc0Orpyf5Us8r65sRYEOKf4\n eEhQO+vMZaambCt6hqNg5LclUUI0vqllPAELaC35n1W6TCG1oj7q5kb5w\n Ulh1zLlDK/iSkKu9aZYQ1oGolVWqIYOf3Tk+g16pS9CTX8KoZvj2WaK+I\n KKTOHRrb0zuOJ9zVN3dlpDmjjh55Jq4dRfsji8yL/AFkI+RD6iu+0h9xu\n w==;", "X-Mailman-Original-Authentication-Results": [ "smtp3.osuosl.org;\n dmarc=none (p=none dis=none)\n header.from=linux.intel.com", "smtp3.osuosl.org;\n dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com\n header.a=rsa-sha256 header.s=Intel header.b=nlXR83Rb" ], "Subject": "[Intel-wired-lan] [PATCH iwl-net 1/1] igc: skip RX timestamp header\n for frame preemption verification", "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": "When RX hardware timestamping is enabled, a 16-byte inline timestamp header\nis added to the start of the packet buffer, causing FPE handshake\nverification to fail.\n\nBecause an incorrect packet buffer is passed to igc_fpe_handle_mpacket(),\nthe mem_is_zero() check inspects the timestamp metadata instead of the\nactual mPacket payload. As a result, valid Verify/Response mPackets can be\nmissed when inline RX timestamps are present.\n\nPass pktbuf + pkt_offset to igc_fpe_handle_mpacket() so it inspects the\nactual mPacket payload instead of the timestamp header.\n\nFixes: 5422570c0010 (\"igc: add support for frame preemption verification\")\nCo-developed-by: Faizal Rahim <faizal.abdul.rahim@linux.intel.com>\nSigned-off-by: Faizal Rahim <faizal.abdul.rahim@linux.intel.com>\nSigned-off-by: KhaiWenTan <khai.wen.tan@linux.intel.com>\n---\n drivers/net/ethernet/intel/igc/igc_main.c | 2 +-\n 1 file changed, 1 insertion(+), 1 deletion(-)", "diff": "diff --git a/drivers/net/ethernet/intel/igc/igc_main.c b/drivers/net/ethernet/intel/igc/igc_main.c\nindex 8ac16808023c..c470d2354ce8 100644\n--- a/drivers/net/ethernet/intel/igc/igc_main.c\n+++ b/drivers/net/ethernet/intel/igc/igc_main.c\n@@ -2649,7 +2649,7 @@ static int igc_clean_rx_irq(struct igc_q_vector *q_vector, const int budget)\n \t\t}\n \n \t\tif (igc_fpe_is_pmac_enabled(adapter) &&\n-\t\t igc_fpe_handle_mpacket(adapter, rx_desc, size, pktbuf)) {\n+\t\t igc_fpe_handle_mpacket(adapter, rx_desc, size, pktbuf + pkt_offset)) {\n \t\t\t/* Advance the ring next-to-clean */\n \t\t\tigc_is_non_eop(rx_ring, rx_desc);\n \t\t\tcleaned_count++;\n", "prefixes": [ "iwl-net", "1/1" ] }
