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GET /api/1.1/patches/2226609/?format=api
{ "id": 2226609, "url": "http://patchwork.ozlabs.org/api/1.1/patches/2226609/?format=api", "web_url": "http://patchwork.ozlabs.org/project/linux-pci/patch/20260422161407.118748-14-kwilczynski@kernel.org/", "project": { "id": 28, "url": "http://patchwork.ozlabs.org/api/1.1/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 }, "msgid": "<20260422161407.118748-14-kwilczynski@kernel.org>", "date": "2026-04-22T16:13:56", "name": "[v6,13/24] alpha/PCI: Use PCI resource accessor macros", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "7cc0706417dacc6b2532ec94eb1f6973a6a971b4", "submitter": { "id": 86709, "url": "http://patchwork.ozlabs.org/api/1.1/people/86709/?format=api", "name": "Krzysztof Wilczyński", "email": "kwilczynski@kernel.org" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/linux-pci/patch/20260422161407.118748-14-kwilczynski@kernel.org/mbox/", "series": [ { "id": 501041, "url": "http://patchwork.ozlabs.org/api/1.1/series/501041/?format=api", "web_url": "http://patchwork.ozlabs.org/project/linux-pci/list/?series=501041", "date": "2026-04-22T16:13:46", "name": "PCI: Convert all dynamic sysfs attributes to static", "version": 6, "mbox": "http://patchwork.ozlabs.org/series/501041/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/2226609/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2226609/checks/", "tags": {}, "headers": { "Return-Path": "\n <linux-pci+bounces-52999-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=kernel.org header.i=@kernel.org header.a=rsa-sha256\n header.s=k20201202 header.b=Shun704J;\n\tdkim-atps=neutral", "legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org\n (client-ip=2600:3c0a:e001:db::12fc:5321; helo=sea.lore.kernel.org;\n envelope-from=linux-pci+bounces-52999-incoming=patchwork.ozlabs.org@vger.kernel.org;\n receiver=patchwork.ozlabs.org)", "smtp.subspace.kernel.org;\n\tdkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org\n header.b=\"Shun704J\"", "smtp.subspace.kernel.org;\n arc=none smtp.client-ip=10.30.226.201" ], "Received": [ "from sea.lore.kernel.org (sea.lore.kernel.org\n [IPv6:2600:3c0a:e001:db::12fc:5321])\n\t(using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)\n\t key-exchange x25519)\n\t(No client certificate requested)\n\tby legolas.ozlabs.org (Postfix) with ESMTPS id 4g14J70cXQz1yCv\n\tfor <incoming@patchwork.ozlabs.org>; Thu, 23 Apr 2026 02:22:31 +1000 (AEST)", "from smtp.subspace.kernel.org (conduit.subspace.kernel.org\n [100.90.174.1])\n\tby sea.lore.kernel.org (Postfix) with ESMTP id DF5E930DAF3E\n\tfor <incoming@patchwork.ozlabs.org>; Wed, 22 Apr 2026 16:14:57 +0000 (UTC)", "from localhost.localdomain (localhost.localdomain [127.0.0.1])\n\tby smtp.subspace.kernel.org (Postfix) with ESMTP id 6D71A35AC1A;\n\tWed, 22 Apr 2026 16:14:57 +0000 (UTC)", "from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org\n [10.30.226.201])\n\t(using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits))\n\t(No client certificate requested)\n\tby smtp.subspace.kernel.org (Postfix) with ESMTPS id 49ABE34EEF9;\n\tWed, 22 Apr 2026 16:14:57 +0000 (UTC)", "by smtp.kernel.org (Postfix) with ESMTPSA id 08687C2BCAF;\n\tWed, 22 Apr 2026 16:14:53 +0000 (UTC)" ], "ARC-Seal": "i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116;\n\tt=1776874497; cv=none;\n b=T66y/tPnFU6of/2Gq+I1idFh4JwGseiIhjZQKp9hT/S1V3IeFB25NSb9Iojt3oXdiGS1UACC4ghwpXrWS3aUum3HW1zZCNRpsWymyd7m/gy/E2HzPZXVPepR4kHrBFTmSq7JPvpCr7pL2kOrpnfknwUJcIzWQFLhT3EiTWjh6H4=", "ARC-Message-Signature": "i=1; a=rsa-sha256; d=subspace.kernel.org;\n\ts=arc-20240116; t=1776874497; c=relaxed/simple;\n\tbh=IMcdakq99wbD1qVW6H0LK/hocegXH8/apKioYrKdwvE=;\n\th=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References:\n\t MIME-Version:Content-Type;\n b=Fopo6jVoYxR9AtZ1Ed6fE9nd/rYmrMYrg1rLr2dvEBMfacneXSrJYQgALeUifsDIjppu47H6kl/ci3wJ3d9LCu1e+sizCTMQhAeYRTqVdIzFck0ATBlUrk+WQxoUbT+DhR5d8icCcfBOcI93WU778OdRosNw9NFW7S/nYqhux10=", "ARC-Authentication-Results": "i=1; smtp.subspace.kernel.org;\n dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org\n header.b=Shun704J; arc=none smtp.client-ip=10.30.226.201", "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org;\n\ts=k20201202; t=1776874497;\n\tbh=IMcdakq99wbD1qVW6H0LK/hocegXH8/apKioYrKdwvE=;\n\th=From:To:Cc:Subject:Date:In-Reply-To:References:From;\n\tb=Shun704JkGUg6uA5ladCW4/NmkGjytnYYQ2SaGF6nupdSJ28rbcXO9fHocNUnWxzt\n\t SjDSwsD07qoZIwr8NKSFrY9b0XZoMLhUFIu4LoT4Y1nwYopUdSJUpupO+jXoImTtKV\n\t xtf1sFRuATsmPcNX4OTaX6yPr9SzSLx2MV9jgoNUND1ms3nOX72CKexebh3gFMmYKY\n\t 41Iaqd0hz+7E/TdMv3DFdVErvkyjCTiAx9fE5q0/Kzs1oQ+CbgKRK/8qyYSmrPO1yo\n\t VIapYPvcW3GqaIumZ+2vimnKL4HIoI95L3Dx0/xx0jAtXq9sLgyKPJPuqL3ASrgA2T\n\t Hw7E7Leu3FJTA==", "From": "=?utf-8?q?Krzysztof_Wilczy=C5=84ski?= <kwilczynski@kernel.org>", "To": "Bjorn Helgaas <bhelgaas@google.com>", "Cc": "Bjorn Helgaas <helgaas@kernel.org>,\n Manivannan Sadhasivam <mani@kernel.org>,\n Lorenzo Pieralisi <lpieralisi@kernel.org>,\n Magnus Lindholm <linmag7@gmail.com>, Matt Turner <mattst88@gmail.com>,\n Richard Henderson <richard.henderson@linaro.org>,\n Christophe Leroy <chleroy@kernel.org>,\n Madhavan Srinivasan <maddy@linux.ibm.com>,\n Michael Ellerman <mpe@ellerman.id.au>, Nicholas Piggin <npiggin@gmail.com>,\n Dexuan Cui <decui@microsoft.com>,\n =?utf-8?q?Krzysztof_Ha=C5=82asa?= <khalasa@piap.pl>,\n Lukas Wunner <lukas@wunner.de>, \"Oliver O'Halloran\" <oohall@gmail.com>,\n Saurabh Singh Sengar <ssengar@microsoft.com>,\n Shuan He <heshuan@bytedance.com>, Srivatsa Bhat <srivatsabhat@microsoft.com>,\n\t=?utf-8?q?Ilpo_J=C3=A4rvinen?= <ilpo.jarvinen@linux.intel.com>,\n linux-pci@vger.kernel.org, linux-alpha@vger.kernel.org,\n linuxppc-dev@lists.ozlabs.org", "Subject": "[PATCH v6 13/24] alpha/PCI: Use PCI resource accessor macros", "Date": "Wed, 22 Apr 2026 16:13:56 +0000", "Message-ID": "<20260422161407.118748-14-kwilczynski@kernel.org>", "X-Mailer": "git-send-email 2.54.0", "In-Reply-To": "<20260422161407.118748-1-kwilczynski@kernel.org>", "References": "<20260422161407.118748-1-kwilczynski@kernel.org>", "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-Type": "text/plain; charset=UTF-8", "Content-Transfer-Encoding": "8bit" }, "content": "Replace direct pdev->resource[] accesses with pci_resource_n(),\nand open-coded res->flags type checks with pci_resource_is_mem()\nand pci_resource_start() helpers.\n\nWhile at it, move the pci_resource_n() call directly into\npcibios_resource_to_bus() and drop the local struct\nresource pointer.\n\nNo functional changes intended.\n\nTested-by: Magnus Lindholm <linmag7@gmail.com>\nReviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>\nAcked-by: Magnus Lindholm <linmag7@gmail.com>\nSigned-off-by: Krzysztof Wilczyński <kwilczynski@kernel.org>\n---\n arch/alpha/kernel/pci-sysfs.c | 12 ++++++------\n 1 file changed, 6 insertions(+), 6 deletions(-)", "diff": "diff --git a/arch/alpha/kernel/pci-sysfs.c b/arch/alpha/kernel/pci-sysfs.c\nindex 2330ab84d59c..5c29f1d2821c 100644\n--- a/arch/alpha/kernel/pci-sysfs.c\n+++ b/arch/alpha/kernel/pci-sysfs.c\n@@ -70,7 +70,6 @@ static int pci_mmap_resource(struct kobject *kobj,\n {\n \tstruct pci_dev *pdev = to_pci_dev(kobj_to_dev(kobj));\n \tint barno = (unsigned long)attr->private;\n-\tstruct resource *res = pci_resource_n(pdev, barno);\n \tenum pci_mmap_state mmap_type;\n \tstruct pci_bus_region bar;\n \tint ret;\n@@ -79,15 +78,16 @@ static int pci_mmap_resource(struct kobject *kobj,\n \tif (ret)\n \t\treturn ret;\n \n-\tif (res->flags & IORESOURCE_MEM && iomem_is_exclusive(res->start))\n+\tif (pci_resource_is_mem(pdev, barno) &&\n+\t iomem_is_exclusive(pci_resource_start(pdev, barno)))\n \t\treturn -EINVAL;\n \n \tif (!__pci_mmap_fits(pdev, barno, vma, sparse))\n \t\treturn -EINVAL;\n \n-\tpcibios_resource_to_bus(pdev->bus, &bar, res);\n+\tpcibios_resource_to_bus(pdev->bus, &bar, pci_resource_n(pdev, barno));\n \tvma->vm_pgoff += bar.start >> (PAGE_SHIFT - (sparse ? 5 : 0));\n-\tmmap_type = res->flags & IORESOURCE_MEM ? pci_mmap_mem : pci_mmap_io;\n+\tmmap_type = pci_resource_is_mem(pdev, barno) ? pci_mmap_mem : pci_mmap_io;\n \n \treturn hose_mmap_page_range(pdev->sysdata, vma, mmap_type, sparse);\n }\n@@ -141,7 +141,7 @@ static int sparse_mem_mmap_fits(struct pci_dev *pdev, int num)\n \tlong dense_offset;\n \tunsigned long sparse_size;\n \n-\tpcibios_resource_to_bus(pdev->bus, &bar, &pdev->resource[num]);\n+\tpcibios_resource_to_bus(pdev->bus, &bar, pci_resource_n(pdev, num));\n \n \t/* All core logic chips have 4G sparse address space, except\n \t CIA which has 16G (see xxx_SPARSE_MEM and xxx_DENSE_MEM\n@@ -181,7 +181,7 @@ static int pci_create_attr(struct pci_dev *pdev, int num)\n \tsuffix = \"\";\t/* Assume bwx machine, normal resourceN files. */\n \tnlen1 = 10;\n \n-\tif (pdev->resource[num].flags & IORESOURCE_MEM) {\n+\tif (pci_resource_is_mem(pdev, num)) {\n \t\tsparse_base = hose->sparse_mem_base;\n \t\tdense_base = hose->dense_mem_base;\n \t\tif (sparse_base && !sparse_mem_mmap_fits(pdev, num)) {\n", "prefixes": [ "v6", "13/24" ] }