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Tue, 28 Jul 2020 05:13:33 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Received: from silver.osuosl.org ([127.0.0.1]) by localhost (.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id MTNtIGVgf9gx for ; Tue, 28 Jul 2020 05:13:32 +0000 (UTC) X-Greylist: domain auto-whitelisted by SQLgrey-1.7.6 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by silver.osuosl.org (Postfix) with ESMTPS id D406C2039C for ; Tue, 28 Jul 2020 05:13:32 +0000 (UTC) Received: from aquarius.haifa.ibm.com (nesher1.haifa.il.ibm.com [195.110.40.7]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 626FD21D95; Tue, 28 Jul 2020 05:13:23 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1595913212; bh=HXplIo2+gHV+5Rh8qlUVMl6HMHdXi6PCG7vTxqabI+Q=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=BIqPSBvjTdf4uuqv4MKH2hwzpl2XAGh4bPniDdkdx6FTrspJLz2LKCyaDcKO9wB4N IIrpPqlGIFPqWgrRE4nVY4ePSA6qQhEOkMtLDDcy7nB1Uj1EGyg1Fn9e6n9om1ZFOc Zpsz0c0dsztYiTDKK1XWk2S+W/uNLAwFNqNHrQrw= From: Mike Rapoport To: Andrew Morton Subject: [PATCH 08/15] mircoblaze: drop unneeded NUMA and sparsemem initializations Date: Tue, 28 Jul 2020 08:11:46 +0300 Message-Id: <20200728051153.1590-9-rppt@kernel.org> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20200728051153.1590-1-rppt@kernel.org> References: <20200728051153.1590-1-rppt@kernel.org> MIME-Version: 1.0 Cc: linux-sh@vger.kernel.org, Peter Zijlstra , Benjamin Herrenschmidt , Dave Hansen , linux-mips@vger.kernel.org, Max Filippov , Paul Mackerras , sparclinux@vger.kernel.org, linux-riscv@lists.infradead.org, Will Deacon , Stafford Horne , linux-s390@vger.kernel.org, linux-c6x-dev@linux-c6x.org, Yoshinori Sato , Michael Ellerman , x86@kernel.org, Russell King , Mike Rapoport , clang-built-linux@googlegroups.com, Ingo Molnar , Catalin Marinas , uclinux-h8-devel@lists.sourceforge.jp, linux-xtensa@linux-xtensa.org, openrisc@lists.librecores.org, Borislav Petkov , Andy Lutomirski , Paul Walmsley , Thomas Gleixner , linux-arm-kernel@lists.infradead.org, Michal Simek , linux-mm@kvack.org, linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org, iommu@lists.linux-foundation.org, Palmer Dabbelt , Christoph Hellwig , Mike Rapoport X-BeenThere: iommu@lists.linux-foundation.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: Development issues for Linux IOMMU support List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: iommu-bounces@lists.linux-foundation.org Sender: "iommu" From: Mike Rapoport microblaze does not support neither NUMA not SPARSMEM, so there is no point to call memblock_set_node() and sparse_memory_present_with_active_regions() functions during microblaze memory initialization. Remove these calls and the surrounding code. Signed-off-by: Mike Rapoport --- arch/microblaze/mm/init.c | 17 +---------------- 1 file changed, 1 insertion(+), 16 deletions(-) diff --git a/arch/microblaze/mm/init.c b/arch/microblaze/mm/init.c index 521b59ba716c..49e0c241f9b1 100644 --- a/arch/microblaze/mm/init.c +++ b/arch/microblaze/mm/init.c @@ -105,9 +105,8 @@ static void __init paging_init(void) void __init setup_memory(void) { - struct memblock_region *reg; - #ifndef CONFIG_MMU + struct memblock_region *reg; u32 kernel_align_start, kernel_align_size; /* Find main memory where is the kernel */ @@ -161,20 +160,6 @@ void __init setup_memory(void) pr_info("%s: max_low_pfn: %#lx\n", __func__, max_low_pfn); pr_info("%s: max_pfn: %#lx\n", __func__, max_pfn); - /* Add active regions with valid PFNs */ - for_each_memblock(memory, reg) { - unsigned long start_pfn, end_pfn; - - start_pfn = memblock_region_memory_base_pfn(reg); - end_pfn = memblock_region_memory_end_pfn(reg); - memblock_set_node(start_pfn << PAGE_SHIFT, - (end_pfn - start_pfn) << PAGE_SHIFT, - &memblock.memory, 0); - } - - /* XXX need to clip this if using highmem? */ - sparse_memory_present_with_active_regions(0); - paging_init(); } -- 2.26.2 _______________________________________________ iommu mailing list iommu@lists.linux-foundation.org https://lists.linuxfoundation.org/mailman/listinfo/iommu