{"id":2215466,"url":"http://patchwork.ozlabs.org/api/patches/2215466/?format=json","web_url":"http://patchwork.ozlabs.org/project/linuxppc-dev/patch/20260324165633.4583-7-ilpo.jarvinen@linux.intel.com/","project":{"id":2,"url":"http://patchwork.ozlabs.org/api/projects/2/?format=json","name":"Linux PPC development","link_name":"linuxppc-dev","list_id":"linuxppc-dev.lists.ozlabs.org","list_email":"linuxppc-dev@lists.ozlabs.org","web_url":"https://github.com/linuxppc/wiki/wiki","scm_url":"https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git","webscm_url":"https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git/","list_archive_url":"https://lore.kernel.org/linuxppc-dev/","list_archive_url_format":"https://lore.kernel.org/linuxppc-dev/{}/","commit_url_format":"https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git/commit/?id={}"},"msgid":"<20260324165633.4583-7-ilpo.jarvinen@linux.intel.com>","list_archive_url":"https://lore.kernel.org/linuxppc-dev/20260324165633.4583-7-ilpo.jarvinen@linux.intel.com/","date":"2026-03-24T16:56:29","name":"[06/10] MIPS: PCI: Remove unnecessary second application of align","commit_ref":null,"pull_url":null,"state":"handled-elsewhere","archived":false,"hash":"dd96599344d1658d4072868115868e4041d13bc5","submitter":{"id":83553,"url":"http://patchwork.ozlabs.org/api/people/83553/?format=json","name":"Ilpo Järvinen","email":"ilpo.jarvinen@linux.intel.com"},"delegate":null,"mbox":"http://patchwork.ozlabs.org/project/linuxppc-dev/patch/20260324165633.4583-7-ilpo.jarvinen@linux.intel.com/mbox/","series":[{"id":497317,"url":"http://patchwork.ozlabs.org/api/series/497317/?format=json","web_url":"http://patchwork.ozlabs.org/project/linuxppc-dev/list/?series=497317","date":"2026-03-24T16:56:23","name":"PCI: Improve head free space usage","version":1,"mbox":"http://patchwork.ozlabs.org/series/497317/mbox/"}],"comments":"http://patchwork.ozlabs.org/api/patches/2215466/comments/","check":"pending","checks":"http://patchwork.ozlabs.org/api/patches/2215466/checks/","tags":{},"related":[],"headers":{"Return-Path":"\n ","X-Original-To":["incoming@patchwork.ozlabs.org","linuxppc-dev@lists.ozlabs.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=Mv0kA5a+;\n\tdkim-atps=neutral","legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=lists.ozlabs.org\n (client-ip=2404:9400:21b9:f100::1; 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a=\"75281403\"","E=Sophos;i=\"6.23,138,1770624000\";\n d=\"scan'208\";a=\"75281403\"","E=Sophos;i=\"6.23,138,1770624000\";\n d=\"scan'208\";a=\"219540084\""],"X-ExtLoop1":"1","From":"=?utf-8?q?Ilpo_J=C3=A4rvinen?= ","To":"linux-pci@vger.kernel.org,\n\tBjorn Helgaas ,\n\tGuenter Roeck ,\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 ,\n\tGeert Uytterhoeven ,\n\tThomas Bogendoerfer ,\n\t\"James E.J. Bottomley\" ,\n\tHelge Deller ,\n\tMichael Ellerman ,\n\tThomas Gleixner ,\n\tIngo Molnar ,\n\tBorislav Petkov ,\n\tDave Hansen ,\n\t\"H. Peter Anvin\" ,\n\tChris Zankel ,\n\tMax Filippov ,\n\tMadhavan Srinivasan ,\n\tYoshinori Sato ,\n\tRich Felker ,\n\tJohn Paul Adrian Glaubitz ,\n\tlinux-kernel@vger.kernel.org","Cc":"=?utf-8?q?Ilpo_J=C3=A4rvinen?= ","Subject":"[PATCH 06/10] MIPS: PCI: Remove unnecessary second application of\n align","Date":"Tue, 24 Mar 2026 18:56:29 +0200","Message-Id":"<20260324165633.4583-7-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>","X-Mailing-List":"linuxppc-dev@lists.ozlabs.org","List-Id":"","List-Help":"","List-Owner":"","List-Post":"","List-Archive":",\n ","List-Subscribe":",\n ,\n ","List-Unsubscribe":"","Precedence":"list","MIME-Version":"1.0","Content-Type":"text/plain; charset=UTF-8","Content-Transfer-Encoding":"8bit","X-Spam-Status":"No, score=-2.3 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED,\n\tDKIM_VALID,RCVD_IN_DNSWL_MED,SPF_HELO_NONE,SPF_PASS autolearn=disabled\n\tversion=4.0.1 OzLabs 8","X-Spam-Checker-Version":"SpamAssassin 4.0.1 (2024-03-25) on lists.ozlabs.org"},"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 \n---\n arch/mips/pci/pci-generic.c | 2 --\n 1 file changed, 2 deletions(-)","diff":"diff --git a/arch/mips/pci/pci-generic.c b/arch/mips/pci/pci-generic.c\nindex f4957c26efc7..aaa1d6de8bef 100644\n--- a/arch/mips/pci/pci-generic.c\n+++ b/arch/mips/pci/pci-generic.c\n@@ -32,8 +32,6 @@ 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":["06/10"]}