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GET /api/1.1/patches/2222350/?format=api
{ "id": 2222350, "url": "http://patchwork.ozlabs.org/api/1.1/patches/2222350/?format=api", "web_url": "http://patchwork.ozlabs.org/project/linuxppc-dev/patch/20260411080148.471335-11-kwilczynski@kernel.org/", "project": { "id": 2, "url": "http://patchwork.ozlabs.org/api/1.1/projects/2/?format=api", "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/" }, "msgid": "<20260411080148.471335-11-kwilczynski@kernel.org>", "date": "2026-04-11T08:01:34", "name": "[v4,10/24] PCI/sysfs: Limit pci_sysfs_init() late_initcall compile scope", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "c7d3eb554ce2fd44590ce4955f82eaf879f035e1", "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/linuxppc-dev/patch/20260411080148.471335-11-kwilczynski@kernel.org/mbox/", "series": [ { "id": 499538, "url": "http://patchwork.ozlabs.org/api/1.1/series/499538/?format=api", "web_url": "http://patchwork.ozlabs.org/project/linuxppc-dev/list/?series=499538", "date": "2026-04-11T08:01:24", "name": "PCI: Convert all dynamic sysfs attributes to static", "version": 4, "mbox": "http://patchwork.ozlabs.org/series/499538/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/2222350/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2222350/checks/", "tags": {}, "headers": { "Return-Path": "\n <linuxppc-dev+bounces-19630-incoming=patchwork.ozlabs.org@lists.ozlabs.org>", "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=kernel.org header.i=@kernel.org header.a=rsa-sha256\n header.s=k20201202 header.b=EVOHS41H;\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=rsa-sha256; c=relaxed/simple; d=kernel.org;\n\ts=k20201202; t=1775894548;\n\tbh=z/qUE/WCrDQr3RvpHa7YYVIuPRUsL1w2bKCzec+b0mY=;\n\th=From:To:Cc:Subject:Date:In-Reply-To:References:From;\n\tb=EVOHS41HZ7O7pGPF9br8SY1u7sHcyqrpjKdi/qFbedrMDNdsefupHlKuvayTRXp2P\n\t 9CKxMY7yNwr7P4gtKaVpTsrfZqcqfQZut6uVBxEDOfWtox0qPo/jvefLb0Wl4+XbHW\n\t v1rCyjfQsqsGW/wnS+lTpTEudhdPgGlhaOLjzuP3gZxmotOyQ0QrWIZjF6a1rjt4l1\n\t 9OuTnEN+bDhZfhG2CDDwzMOuOQocZBhTFzCYmadriPBC2Eg3sUm8DsqbF6t12bUaxu\n\t OvL+CxxTZjB4wgimS3tRHbg0z33RLpZe52g0fCkFW3903L2ztkBnOcN4kMd61rFwZF\n\t vEHFsBQjsLAhA==", "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 v4 10/24] PCI/sysfs: Limit pci_sysfs_init() late_initcall\n compile scope", "Date": "Sat, 11 Apr 2026 08:01:34 +0000", "Message-ID": "<20260411080148.471335-11-kwilczynski@kernel.org>", "X-Mailer": "git-send-email 2.53.0", "In-Reply-To": "<20260411080148.471335-1-kwilczynski@kernel.org>", "References": "<20260411080148.471335-1-kwilczynski@kernel.org>", "X-Mailing-List": "linuxppc-dev@lists.ozlabs.org", "List-Id": "<linuxppc-dev.lists.ozlabs.org>", "List-Help": "<mailto:linuxppc-dev+help@lists.ozlabs.org>", "List-Owner": "<mailto:linuxppc-dev+owner@lists.ozlabs.org>", "List-Post": "<mailto:linuxppc-dev@lists.ozlabs.org>", "List-Archive": "<https://lore.kernel.org/linuxppc-dev/>,\n <https://lists.ozlabs.org/pipermail/linuxppc-dev/>", "List-Subscribe": "<mailto:linuxppc-dev+subscribe@lists.ozlabs.org>,\n <mailto:linuxppc-dev+subscribe-digest@lists.ozlabs.org>,\n <mailto:linuxppc-dev+subscribe-nomail@lists.ozlabs.org>", "List-Unsubscribe": "<mailto:linuxppc-dev+unsubscribe@lists.ozlabs.org>", "Precedence": "list", "MIME-Version": "1.0", "Content-Type": "text/plain; charset=UTF-8", "Content-Transfer-Encoding": "8bit", "X-Spam-Status": "No, score=-0.2 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED,\n\tDKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,SPF_HELO_NONE,SPF_PASS\n\tautolearn=disabled version=4.0.1 OzLabs 8", "X-Spam-Checker-Version": "SpamAssassin 4.0.1 (2024-03-25) on lists.ozlabs.org" }, "content": "Currently, pci_sysfs_init() and sysfs_initialized compile\nunconditionally, even on platforms where static attribute\ngroups handle all resource file creation.\n\nThus, place them behind a new HAVE_PCI_SYSFS_INIT macro,\nespecially as the late_initcall is only needed when:\n\n - HAVE_PCI_LEGACY is set, to iterate buses and create legacy\n I/O and memory files.\n\n - Neither HAVE_PCI_MMAP nor ARCH_GENERIC_PCI_MMAP_RESOURCE is\n set, to iterate devices and create resource files via the\n __weak pci_create_resource_files() stub override (this is\n how the Alpha architecture handles this currently).\n\nOn most systems both conditions are false and the entire\nlate_initcall compiles away.\n\nSigned-off-by: Krzysztof Wilczyński <kwilczynski@kernel.org>\n---\n drivers/pci/pci-sysfs.c | 9 +++++++++\n 1 file changed, 9 insertions(+)", "diff": "diff --git a/drivers/pci/pci-sysfs.c b/drivers/pci/pci-sysfs.c\nindex 517efb6d71cc..d22bc5c48bc0 100644\n--- a/drivers/pci/pci-sysfs.c\n+++ b/drivers/pci/pci-sysfs.c\n@@ -37,7 +37,14 @@\n #define ARCH_PCI_DEV_GROUPS\n #endif\n \n+#if defined(HAVE_PCI_LEGACY) || \\\n+\t!defined(HAVE_PCI_MMAP) && !defined(ARCH_GENERIC_PCI_MMAP_RESOURCE)\n+#define HAVE_PCI_SYSFS_INIT\n+#endif\n+\n+#ifdef HAVE_PCI_SYSFS_INIT\n static int sysfs_initialized;\t/* = 0 */\n+#endif\n \n /* show configuration fields */\n #define pci_config_attr(field, format_string)\t\t\t\t\\\n@@ -1792,6 +1799,7 @@ void pci_remove_sysfs_dev_files(struct pci_dev *pdev)\n }\n #endif\n \n+#ifdef HAVE_PCI_SYSFS_INIT\n static int __init pci_sysfs_init(void)\n {\n #if defined(HAVE_PCI_MMAP) || defined(ARCH_GENERIC_PCI_MMAP_RESOURCE)\n@@ -1818,6 +1826,7 @@ static int __init pci_sysfs_init(void)\n \treturn 0;\n }\n late_initcall(pci_sysfs_init);\n+#endif\n \n static struct attribute *pci_dev_dev_attrs[] = {\n \t&dev_attr_boot_vga.attr,\n", "prefixes": [ "v4", "10/24" ] }