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GET /api/patches/2217920/?format=api
{ "id": 2217920, "url": "http://patchwork.ozlabs.org/api/patches/2217920/?format=api", "web_url": "http://patchwork.ozlabs.org/project/linux-pci/patch/20260330230248.646900-2-anthony.l.nguyen@intel.com/", "project": { "id": 28, "url": "http://patchwork.ozlabs.org/api/projects/28/?format=api", "name": "Linux PCI development", "link_name": "linux-pci", "list_id": "linux-pci.vger.kernel.org", "list_email": "linux-pci@vger.kernel.org", "web_url": null, "scm_url": null, "webscm_url": null, "list_archive_url": "", "list_archive_url_format": "", "commit_url_format": "" }, "msgid": "<20260330230248.646900-2-anthony.l.nguyen@intel.com>", "list_archive_url": null, "date": "2026-03-30T23:02:30", "name": "[net-next,01/15] igc: Call netif_queue_set_napi() with rtnl locked", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "39dd9aa4ef38fe198e995237a9c2db85f9580aad", "submitter": { "id": 68875, "url": "http://patchwork.ozlabs.org/api/people/68875/?format=api", "name": "Tony Nguyen", "email": "anthony.l.nguyen@intel.com" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/linux-pci/patch/20260330230248.646900-2-anthony.l.nguyen@intel.com/mbox/", "series": [ { "id": 498113, "url": "http://patchwork.ozlabs.org/api/series/498113/?format=api", "web_url": "http://patchwork.ozlabs.org/project/linux-pci/list/?series=498113", "date": "2026-03-30T23:02:30", "name": "[net-next,01/15] igc: Call netif_queue_set_napi() with rtnl locked", "version": 1, "mbox": "http://patchwork.ozlabs.org/series/498113/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/2217920/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2217920/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "\n <linux-pci+bounces-51506-incoming=patchwork.ozlabs.org@vger.kernel.org>", "X-Original-To": [ "incoming@patchwork.ozlabs.org", "linux-pci@vger.kernel.org" ], "Delivered-To": "patchwork-incoming@legolas.ozlabs.org", "Authentication-Results": [ "legolas.ozlabs.org;\n\tdkim=pass (2048-bit key;\n unprotected) header.d=intel.com header.i=@intel.com header.a=rsa-sha256\n header.s=Intel header.b=MN3ipinF;\n\tdkim-atps=neutral", "legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org\n (client-ip=2600:3c15:e001:75::12fc:5321; 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a=\"93297540\"", "E=Sophos;i=\"6.23,150,1770624000\";\n d=\"scan'208\";a=\"93297540\"", "E=Sophos;i=\"6.23,150,1770624000\";\n d=\"scan'208\";a=\"256687703\"" ], "X-ExtLoop1": "1", "From": "Tony Nguyen <anthony.l.nguyen@intel.com>", "To": "davem@davemloft.net,\n\tkuba@kernel.org,\n\tpabeni@redhat.com,\n\tedumazet@google.com,\n\tandrew+netdev@lunn.ch,\n\tnetdev@vger.kernel.org", "Cc": "Mika Westerberg <mika.westerberg@linux.intel.com>,\n\tanthony.l.nguyen@intel.com,\n\tandriy.shevchenko@intel.com,\n\tilpo.jarvinen@linux.intel.com,\n\tdima.ruinskiy@intel.com,\n\tmbloch@nvidia.com,\n\tleon@kernel.org,\n\tlinux-pci@vger.kernel.org,\n\tsaeedm@nvidia.com,\n\ttariqt@nvidia.com,\n\tlukas@wunner.de,\n\tbhelgaas@google.com,\n\trichardcochran@gmail.com,\n\tVinicius Costa Gomes <vinicius.gomes@intel.com>,\n\tJacob Keller <jacob.e.keller@intel.com>,\n\tAvigail Dahan <avigailx.dahan@intel.com>", "Subject": "[PATCH net-next 01/15] igc: Call netif_queue_set_napi() with rtnl\n locked", "Date": "Mon, 30 Mar 2026 16:02:30 -0700", "Message-ID": "<20260330230248.646900-2-anthony.l.nguyen@intel.com>", "X-Mailer": "git-send-email 2.47.1", "In-Reply-To": "<20260330230248.646900-1-anthony.l.nguyen@intel.com>", "References": "<20260330230248.646900-1-anthony.l.nguyen@intel.com>", "Precedence": "bulk", "X-Mailing-List": "linux-pci@vger.kernel.org", "List-Id": "<linux-pci.vger.kernel.org>", "List-Subscribe": "<mailto:linux-pci+subscribe@vger.kernel.org>", "List-Unsubscribe": "<mailto:linux-pci+unsubscribe@vger.kernel.org>", "MIME-Version": "1.0", "Content-Transfer-Encoding": "8bit" }, "content": "From: Mika Westerberg <mika.westerberg@linux.intel.com>\n\nWhen runtime resuming igc we get:\n\n [ 516.161666] RTNL: assertion failed at ./include/net/netdev_lock.h (72)\n\nHappens because commit 310ae9eb2617 (\"net: designate queue -> napi\nlinking as \"ops protected\"\") added check for this. For this reason drop\nthe special case for runtime PM from __igc_resume(). This makes it take\nrtnl lock unconditionally.\n\nSigned-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>\nAcked-by: Vinicius Costa Gomes <vinicius.gomes@intel.com>\nReviewed-by: Jacob Keller <jacob.e.keller@intel.com>\nTested-by: Avigail Dahan <avigailx.dahan@intel.com>\nSigned-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>\n---\n drivers/net/ethernet/intel/igc/igc_main.c | 12 +++++-------\n 1 file changed, 5 insertions(+), 7 deletions(-)", "diff": "diff --git a/drivers/net/ethernet/intel/igc/igc_main.c b/drivers/net/ethernet/intel/igc/igc_main.c\nindex 72bc5128d8b8..98024b46789f 100644\n--- a/drivers/net/ethernet/intel/igc/igc_main.c\n+++ b/drivers/net/ethernet/intel/igc/igc_main.c\n@@ -7536,7 +7536,7 @@ static void igc_deliver_wake_packet(struct net_device *netdev)\n \tnetif_rx(skb);\n }\n \n-static int __igc_resume(struct device *dev, bool rpm)\n+static int __igc_resume(struct device *dev)\n {\n \tstruct pci_dev *pdev = to_pci_dev(dev);\n \tstruct net_device *netdev = pci_get_drvdata(pdev);\n@@ -7581,11 +7581,9 @@ static int __igc_resume(struct device *dev, bool rpm)\n \twr32(IGC_WUS, ~0);\n \n \tif (netif_running(netdev)) {\n-\t\tif (!rpm)\n-\t\t\trtnl_lock();\n+\t\trtnl_lock();\n \t\terr = __igc_open(netdev, true);\n-\t\tif (!rpm)\n-\t\t\trtnl_unlock();\n+\t\trtnl_unlock();\n \t\tif (!err)\n \t\t\tnetif_device_attach(netdev);\n \t}\n@@ -7595,12 +7593,12 @@ static int __igc_resume(struct device *dev, bool rpm)\n \n static int igc_resume(struct device *dev)\n {\n-\treturn __igc_resume(dev, false);\n+\treturn __igc_resume(dev);\n }\n \n static int igc_runtime_resume(struct device *dev)\n {\n-\treturn __igc_resume(dev, true);\n+\treturn __igc_resume(dev);\n }\n \n static int igc_suspend(struct device *dev)\n", "prefixes": [ "net-next", "01/15" ] }