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GET /api/patches/2215478/?format=api
{ "id": 2215478, "url": "http://patchwork.ozlabs.org/api/patches/2215478/?format=api", "web_url": "http://patchwork.ozlabs.org/project/linux-pci/patch/20260324165633.4583-9-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": "<20260324165633.4583-9-ilpo.jarvinen@linux.intel.com>", "list_archive_url": null, "date": "2026-03-24T16:56:31", "name": "[08/10] PCI: Rename window_alignment() to pci_min_window_alignment()", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "1e6921e7ba99d8921ef70ea9c9f3255fa50fd59a", "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/20260324165633.4583-9-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/2215478/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2215478/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "\n <linux-pci+bounces-50937-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=XVu7atom;\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; 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a=\"75281459\"", "E=Sophos;i=\"6.23,138,1770624000\";\n d=\"scan'208\";a=\"75281459\"", "E=Sophos;i=\"6.23,138,1770624000\";\n d=\"scan'208\";a=\"219540299\"" ], "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 08/10] PCI: Rename window_alignment() to\n pci_min_window_alignment()", "Date": "Tue, 24 Mar 2026 18:56:31 +0200", "Message-Id": "<20260324165633.4583-9-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": "window_alignment() lacks prefix. Rename it to pci_min_window_alignment()\nin order to include the prefix and also add min to indicate the returned\nwindow alignment is the minimum PCI spec and arch allows.\n\nAlso make it available in drivers/pci/pci.h as upcoming changes will need\nto call it from outside of setup-bus.c.\n\nSigned-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>\n---\n drivers/pci/pci.h | 3 +++\n drivers/pci/setup-bus.c | 6 +++---\n 2 files changed, 6 insertions(+), 3 deletions(-)", "diff": "diff --git a/drivers/pci/pci.h b/drivers/pci/pci.h\nindex 13d998fbacce..2edb03c1c6b9 100644\n--- a/drivers/pci/pci.h\n+++ b/drivers/pci/pci.h\n@@ -1053,6 +1053,9 @@ static inline resource_size_t pci_resource_alignment(struct pci_dev *dev,\n \treturn resource_alignment(res);\n }\n \n+resource_size_t pci_min_window_alignment(struct pci_bus *bus,\n+\t\t\t\t\t unsigned long type);\n+\n void pci_acs_init(struct pci_dev *dev);\n void pci_enable_acs(struct pci_dev *dev);\n #ifdef CONFIG_PCI_QUIRKS\ndiff --git a/drivers/pci/setup-bus.c b/drivers/pci/setup-bus.c\nindex 61f769aaa2f6..edc0d682dcad 100644\n--- a/drivers/pci/setup-bus.c\n+++ b/drivers/pci/setup-bus.c\n@@ -1035,7 +1035,7 @@ resource_size_t __weak pcibios_window_alignment(struct pci_bus *bus,\n #define PCI_P2P_DEFAULT_IO_ALIGN\tSZ_4K\n #define PCI_P2P_DEFAULT_IO_ALIGN_1K\tSZ_1K\n \n-static resource_size_t window_alignment(struct pci_bus *bus, unsigned long type)\n+resource_size_t pci_min_window_alignment(struct pci_bus *bus, unsigned long type)\n {\n \tresource_size_t align = 1, arch_align;\n \n@@ -1084,7 +1084,7 @@ static void pbus_size_io(struct pci_bus *bus, resource_size_t add_size,\n \tif (resource_assigned(b_res))\n \t\treturn;\n \n-\tmin_align = window_alignment(bus, IORESOURCE_IO);\n+\tmin_align = pci_min_window_alignment(bus, IORESOURCE_IO);\n \tlist_for_each_entry(dev, &bus->devices, bus_list) {\n \t\tstruct resource *r;\n \n@@ -1339,7 +1339,7 @@ static void pbus_size_mem(struct pci_bus *bus, struct resource *b_res,\n \t\t}\n \t}\n \n-\twin_align = window_alignment(bus, b_res->flags);\n+\twin_align = pci_min_window_alignment(bus, b_res->flags);\n \tmin_align = calculate_head_align(aligns, max_order);\n \tmin_align = max(min_align, win_align);\n \tsize0 = calculate_memsize(size, realloc_head ? 0 : add_size,\n", "prefixes": [ "08/10" ] }