From patchwork Tue Jul 23 06:41:33 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mike Rapoport X-Patchwork-Id: 13739534 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id DD97014A4D9; Tue, 23 Jul 2024 06:42:40 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1721716961; cv=none; b=cp1kE+prdUzvsI8SqXA6ExoMMzqNRq1fEBukiZd6UKweyB6uwLnJx9U81HUHrUteaWFo144nKe9Jn3zOjJKZQjVSTC2g5w1rVCQcPmibIrucHuQ3IweUGZMS1fIwr3FAdFX68gJM4c0oINaH+6VHjVXU6Jygvrm+BqrPulD/xgY= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1721716961; c=relaxed/simple; bh=wE9udk3T5PUOzWhffSqfqF0jfi91yVWMRgCuaEhaWIs=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=Pjfa4nsHKcEyjcTg1e3CgCCZmCEDW781UTVLsfjjGjihE0n7QZU+FCqGGytvLIP7+RoY6zh/UoEAoNaP6QWWqppbjPK8CAZRWkbGZOciaEy2U1Vfn9LJJ+tGfwemeOYjqS1UsQDFNKTUNWxByTxOS2AvAg3W0YRn8ERU1IBWooA= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=L4fNJ84X; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="L4fNJ84X" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 65428C4AF09; Tue, 23 Jul 2024 06:42:29 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1721716960; bh=wE9udk3T5PUOzWhffSqfqF0jfi91yVWMRgCuaEhaWIs=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=L4fNJ84X321lZQzRVwm/9NQS5NvRjUpsrvUknu/25CNWvxfQJeLO5JGwoMu66FrNE yvDUpLniReSKqIGbvqtVRByoS59WWzegjXjEaI/pSrYNABzkWG217PFiU/HwCkFTUq g5LaEICTajd27yc9CaZWhZMte2v93pqn/oc7mWi2RjQwmIaj9fD9pBiOpgfGeAY97T Oe4NEENOMypP8RnZtX4JhQBHzOIYuexn1Vt8ZCQFxdsT1om7AChjHOPoOQjfy6zd24 JMhzIfEW86NpfX+IthkEOW0SXal75QemXF5ziyXOa5gbgR3IX+M2Vk2vL97MmOTzDj iYFpZ/HwvvjKw== From: Mike Rapoport To: linux-kernel@vger.kernel.org Cc: Alexander Gordeev , Andreas Larsson , Andrew Morton , Arnd Bergmann , Borislav Petkov , Catalin Marinas , Christophe Leroy , Dan Williams , Dave Hansen , David Hildenbrand , "David S. Miller" , Davidlohr Bueso , Greg Kroah-Hartman , Heiko Carstens , Huacai Chen , Ingo Molnar , Jiaxun Yang , John Paul Adrian Glaubitz , Jonathan Cameron , Jonathan Corbet , Michael Ellerman , Mike Rapoport , Palmer Dabbelt , "Rafael J. Wysocki" , Rob Herring , Samuel Holland , Thomas Bogendoerfer , Thomas Gleixner , Vasily Gorbik , Will Deacon , Zi Yan , devicetree@vger.kernel.org, linux-acpi@vger.kernel.org, linux-arch@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-cxl@vger.kernel.org, linux-doc@vger.kernel.org, linux-mips@vger.kernel.org, linux-mm@kvack.org, linux-riscv@lists.infradead.org, linux-s390@vger.kernel.org, linux-sh@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, loongarch@lists.linux.dev, nvdimm@lists.linux.dev, sparclinux@vger.kernel.org, x86@kernel.org Subject: [PATCH v2 02/25] MIPS: sgi-ip27: make NODE_DATA() the same as on all other architectures Date: Tue, 23 Jul 2024 09:41:33 +0300 Message-ID: <20240723064156.4009477-3-rppt@kernel.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20240723064156.4009477-1-rppt@kernel.org> References: <20240723064156.4009477-1-rppt@kernel.org> Precedence: bulk X-Mailing-List: linux-cxl@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 From: "Mike Rapoport (Microsoft)" sgi-ip27 is the only system that defines NODE_DATA() differently than the rest of NUMA machines. Add node_data array of struct pglist pointers that will point to __node_data[node]->pglist and redefine NODE_DATA() to use node_data array. This will allow pulling declaration of node_data to the generic mm code in the next commit. Signed-off-by: Mike Rapoport (Microsoft) --- arch/mips/include/asm/mach-ip27/mmzone.h | 5 ++++- arch/mips/sgi-ip27/ip27-memory.c | 5 ++++- 2 files changed, 8 insertions(+), 2 deletions(-) diff --git a/arch/mips/include/asm/mach-ip27/mmzone.h b/arch/mips/include/asm/mach-ip27/mmzone.h index 08c36e50a860..629c3f290203 100644 --- a/arch/mips/include/asm/mach-ip27/mmzone.h +++ b/arch/mips/include/asm/mach-ip27/mmzone.h @@ -22,7 +22,10 @@ struct node_data { extern struct node_data *__node_data[]; -#define NODE_DATA(n) (&__node_data[(n)]->pglist) #define hub_data(n) (&__node_data[(n)]->hub) +extern struct pglist_data *node_data[]; + +#define NODE_DATA(nid) (node_data[nid]) + #endif /* _ASM_MACH_MMZONE_H */ diff --git a/arch/mips/sgi-ip27/ip27-memory.c b/arch/mips/sgi-ip27/ip27-memory.c index b8ca94cfb4fe..c30ef6958b97 100644 --- a/arch/mips/sgi-ip27/ip27-memory.c +++ b/arch/mips/sgi-ip27/ip27-memory.c @@ -34,8 +34,10 @@ #define SLOT_PFNSHIFT (SLOT_SHIFT - PAGE_SHIFT) #define PFN_NASIDSHFT (NASID_SHFT - PAGE_SHIFT) -struct node_data *__node_data[MAX_NUMNODES]; +struct pglist_data *node_data[MAX_NUMNODES]; +EXPORT_SYMBOL(node_data); +struct node_data *__node_data[MAX_NUMNODES]; EXPORT_SYMBOL(__node_data); static u64 gen_region_mask(void) @@ -361,6 +363,7 @@ static void __init node_mem_init(nasid_t node) */ __node_data[node] = __va(slot_freepfn << PAGE_SHIFT); memset(__node_data[node], 0, PAGE_SIZE); + node_data[node] = &__node_data[node]->pglist; NODE_DATA(node)->node_start_pfn = start_pfn; NODE_DATA(node)->node_spanned_pages = end_pfn - start_pfn;