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GET /api/patches/2215473/?format=api
{ "id": 2215473, "url": "http://patchwork.ozlabs.org/api/patches/2215473/?format=api", "web_url": "http://patchwork.ozlabs.org/project/linux-pci/patch/20260324165633.4583-5-ilpo.jarvinen@linux.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": "<20260324165633.4583-5-ilpo.jarvinen@linux.intel.com>", "list_archive_url": null, "date": "2026-03-24T16:56:27", "name": "[04/10] ARM/PCI: Remove unnecessary second application of align", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "dfee4ce1913a012cd9197398b7a98331cf70f1d5", "submitter": { "id": 83553, "url": "http://patchwork.ozlabs.org/api/people/83553/?format=api", "name": "Ilpo Järvinen", "email": "ilpo.jarvinen@linux.intel.com" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/linux-pci/patch/20260324165633.4583-5-ilpo.jarvinen@linux.intel.com/mbox/", "series": [ { "id": 497318, "url": "http://patchwork.ozlabs.org/api/series/497318/?format=api", "web_url": "http://patchwork.ozlabs.org/project/linux-pci/list/?series=497318", "date": "2026-03-24T16:56:23", "name": "PCI: Improve head free space usage", "version": 1, "mbox": "http://patchwork.ozlabs.org/series/497318/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/2215473/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2215473/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "\n <linux-pci+bounces-50933-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=ULyMssny;\n\tdkim-atps=neutral", "legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org\n (client-ip=2600:3c09:e001:a7::12fc:5321; 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a=\"79252739\"", "E=Sophos;i=\"6.23,138,1770624000\";\n d=\"scan'208\";a=\"79252739\"", "E=Sophos;i=\"6.23,138,1770624000\";\n d=\"scan'208\";a=\"228447839\"" ], "X-ExtLoop1": "1", "From": "=?utf-8?q?Ilpo_J=C3=A4rvinen?= <ilpo.jarvinen@linux.intel.com>", "To": "linux-pci@vger.kernel.org,\n\tBjorn Helgaas <bhelgaas@google.com>,\n\tGuenter Roeck <linux@roeck-us.net>,\n\tlinux-alpha@vger.kernel.org,\n\tlinux-arm-kernel@lists.infradead.org,\n\tlinux-m68k@lists.linux-m68k.org,\n\tlinux-mips@vger.kernel.org,\n\tlinux-parisc@vger.kernel.org,\n\tlinuxppc-dev@lists.ozlabs.org,\n\tlinux-s390@vger.kernel.org,\n\tlinux-sh@vger.kernel.org,\n\tRussell King <linux@armlinux.org.uk>,\n\tGeert Uytterhoeven <geert@linux-m68k.org>,\n\tThomas Bogendoerfer <tsbogend@alpha.franken.de>,\n\t\"James E.J. Bottomley\" <James.Bottomley@HansenPartnership.com>,\n\tHelge Deller <deller@gmx.de>,\n\tMichael Ellerman <mpe@ellerman.id.au>,\n\tThomas Gleixner <tglx@kernel.org>,\n\tIngo Molnar <mingo@redhat.com>,\n\tBorislav Petkov <bp@alien8.de>,\n\tDave Hansen <dave.hansen@linux.intel.com>,\n\t\"H. Peter Anvin\" <hpa@zytor.com>,\n\tChris Zankel <chris@zankel.net>,\n\tMax Filippov <jcmvbkbc@gmail.com>,\n\tMadhavan Srinivasan <maddy@linux.ibm.com>,\n\tYoshinori Sato <ysato@users.sourceforge.jp>,\n\tRich Felker <dalias@libc.org>,\n\tJohn Paul Adrian Glaubitz <glaubitz@physik.fu-berlin.de>,\n\tlinux-kernel@vger.kernel.org", "Cc": "=?utf-8?q?Ilpo_J=C3=A4rvinen?= <ilpo.jarvinen@linux.intel.com>", "Subject": "[PATCH 04/10] ARM/PCI: Remove unnecessary second application of align", "Date": "Tue, 24 Mar 2026 18:56:27 +0200", "Message-Id": "<20260324165633.4583-5-ilpo.jarvinen@linux.intel.com>", "X-Mailer": "git-send-email 2.39.5", "In-Reply-To": "<20260324165633.4583-1-ilpo.jarvinen@linux.intel.com>", "References": "<20260324165633.4583-1-ilpo.jarvinen@linux.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-Type": "text/plain; charset=UTF-8", "Content-Transfer-Encoding": "8bit" }, "content": "Aligning res->start by align inside pcibios_align_resource() is\nunnecessary because caller of pcibios_align_resource() is\n__find_resource_space() that aligns res->start with align before\ncalling pcibios_align_resource().\n\nAligning by align in case of IORESOURCE_IO && start & 0x300 cannot ever\nresult in changing start either because 0x300 bits would have not\nsurvived the earlier alignment if align was large enough to have an\nimpact.\n\nThus, remove the duplicated aligning from pcibios_align_resource().\n\nSigned-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>\n---\n arch/arm/kernel/bios32.c | 2 --\n 1 file changed, 2 deletions(-)", "diff": "diff --git a/arch/arm/kernel/bios32.c b/arch/arm/kernel/bios32.c\nindex 5b9b4fcd0e54..cedb83a85dd9 100644\n--- a/arch/arm/kernel/bios32.c\n+++ b/arch/arm/kernel/bios32.c\n@@ -571,8 +571,6 @@ resource_size_t pcibios_align_resource(void *data, const struct resource *res,\n \tif (res->flags & IORESOURCE_IO && start & 0x300)\n \t\tstart = (start + 0x3ff) & ~0x3ff;\n \n-\tstart = (start + align - 1) & ~(align - 1);\n-\n \thost_bridge = pci_find_host_bridge(dev->bus);\n \n \tif (host_bridge->align_resource)\n", "prefixes": [ "04/10" ] }