From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 06D09C43219 for ; Thu, 30 Sep 2021 18:52:02 +0000 (UTC) Received: from lists.ozlabs.org (lists.ozlabs.org [112.213.38.117]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 677C26135D for ; Thu, 30 Sep 2021 18:52:01 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org 677C26135D Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=lists.ozlabs.org Received: from boromir.ozlabs.org (localhost [IPv6:::1]) by lists.ozlabs.org (Postfix) with ESMTP id 4HL2R366LDz307g for ; Fri, 1 Oct 2021 04:51:59 +1000 (AEST) Authentication-Results: lists.ozlabs.org; dkim=fail reason="signature verification failed" (2048-bit key; unprotected) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20201202 header.b=s/nujFn9; dkim-atps=neutral Authentication-Results: lists.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=kernel.org (client-ip=198.145.29.99; helo=mail.kernel.org; envelope-from=rppt@kernel.org; receiver=) Authentication-Results: lists.ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20201202 header.b=s/nujFn9; dkim-atps=neutral Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 4HL2Pl0CD0z307f for ; Fri, 1 Oct 2021 04:50:50 +1000 (AEST) Received: by mail.kernel.org (Postfix) with ESMTPSA id 8637261350; Thu, 30 Sep 2021 18:50:42 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1633027849; bh=ISUQEAeabD8TFuzFwCipkjqJm558AV8oII+raBjMcR4=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=s/nujFn9CMUdpbr325ijsunQ25k2M/i9/fhbz5LMb3fbAE+MyzkyTivG+OFV7pGA0 0mMCr9cL+6NMUzw1OueI7eDhpkmWrqSBHnTh+7Nay6CoC0XZhtahIjyxjuWdGb1TMY 1fRZO+c8HfzVCLDgD/FPrUdTCnminsC4OmaCiVgNI2Caxtuy3ub58zJW0FfPkLYG/4 R7PbZYxgMJggZ9+WvzrbboZwD/xf9+ZJDL5nQhjHdCwwqiZtN4l9t+qSPzTUbjwwk1 i6P2OXjm/YcqSpDPT9ALm+2hHHTDISEFV6snwAfjb4Ntj5CMY+VJ95ZP8rE0c/vFKI 9qAPHZmD3sE5A== From: Mike Rapoport To: linux-kernel@vger.kernel.org Subject: [PATCH v2 1/6] arch_numa: simplify numa_distance allocation Date: Thu, 30 Sep 2021 21:50:26 +0300 Message-Id: <20210930185031.18648-2-rppt@kernel.org> X-Mailer: git-send-email 2.28.0 In-Reply-To: <20210930185031.18648-1-rppt@kernel.org> References: <20210930185031.18648-1-rppt@kernel.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-efi@vger.kernel.org, kvm@vger.kernel.org, linux-sh@vger.kernel.org, linux-mm@kvack.org, kasan-dev@googlegroups.com, sparclinux@vger.kernel.org, linux-riscv@lists.infradead.org, linux-s390@vger.kernel.org, Mike Rapoport , xen-devel@lists.xenproject.org, linux-snps-arc@lists.infradead.org, devicetree@vger.kernel.org, linux-um@lists.infradead.org, Shahab Vahedi , linux-arm-kernel@lists.infradead.org, Juergen Gross , linuxppc-dev@lists.ozlabs.org, linux-usb@vger.kernel.org, linux-mips@vger.kernel.org, iommu@lists.linux-foundation.org, linux-alpha@vger.kernel.org, Andrew Morton , Linus Torvalds , Mike Rapoport Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" From: Mike Rapoport Memory allocation of numa_distance uses memblock_phys_alloc_range() without actual range limits, converts the returned physical address to virtual and then only uses the virtual address for further initialization. Simplify this by replacing memblock_phys_alloc_range() with memblock_alloc(). Signed-off-by: Mike Rapoport --- drivers/base/arch_numa.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) diff --git a/drivers/base/arch_numa.c b/drivers/base/arch_numa.c index 00fb4120a5b3..f6d0efd01188 100644 --- a/drivers/base/arch_numa.c +++ b/drivers/base/arch_numa.c @@ -275,15 +275,13 @@ void __init numa_free_distance(void) static int __init numa_alloc_distance(void) { size_t size; - u64 phys; int i, j; size = nr_node_ids * nr_node_ids * sizeof(numa_distance[0]); - phys = memblock_phys_alloc_range(size, PAGE_SIZE, 0, PFN_PHYS(max_pfn)); - if (WARN_ON(!phys)) + numa_distance = memblock_alloc(size, PAGE_SIZE); + if (WARN_ON(!numa_distance)) return -ENOMEM; - numa_distance = __va(phys); numa_distance_cnt = nr_node_ids; /* fill with the default distances */ -- 2.28.0