From patchwork Mon Mar 2 14:55:44 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Vladimir Murzin X-Patchwork-Id: 5914441 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork1.web.kernel.org (Postfix) with ESMTP id 58D1F9F380 for ; Mon, 2 Mar 2015 15:03:05 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 7C74E201EF for ; Mon, 2 Mar 2015 15:03:04 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.9]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 9C870201DD for ; Mon, 2 Mar 2015 15:03:03 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1YSRoV-0000pn-CG; Mon, 02 Mar 2015 14:59:19 +0000 Received: from service87.mimecast.com ([91.220.42.44]) by bombadil.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1YSRld-000784-Nm for linux-arm-kernel@lists.infradead.org; Mon, 02 Mar 2015 14:56:24 +0000 Received: from cam-owa2.Emea.Arm.com (fw-tnat.cambridge.arm.com [217.140.96.140]) by service87.mimecast.com; Mon, 02 Mar 2015 14:55:56 +0000 Received: from login1.euhpc.arm.com ([10.1.255.212]) by cam-owa2.Emea.Arm.com with Microsoft SMTPSVC(6.0.3790.3959); Mon, 2 Mar 2015 14:55:54 +0000 From: Vladimir Murzin To: linux-kernel@vger.kernel.org, linux-mm@kvack.org, linux-arch@vger.kernel.org, x86@kernel.org, linux-arm-kernel@lists.infradead.org Subject: [RFC PATCH 3/4] arm64: add support for memtest Date: Mon, 2 Mar 2015 14:55:44 +0000 Message-Id: <1425308145-20769-4-git-send-email-vladimir.murzin@arm.com> X-Mailer: git-send-email 2.0.0 In-Reply-To: <1425308145-20769-1-git-send-email-vladimir.murzin@arm.com> References: <1425308145-20769-1-git-send-email-vladimir.murzin@arm.com> X-OriginalArrivalTime: 02 Mar 2015 14:55:54.0878 (UTC) FILETIME=[FBE9F1E0:01D054F8] X-MC-Unique: 115030214555602601 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20150302_065622_145995_B2ADCFF9 X-CRM114-Status: UNSURE ( 6.53 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -2.3 (--) Cc: mark.rutland@arm.com, lauraa@codeaurora.org, arnd@arndb.de, ard.biesheuvel@linaro.org, catalin.marinas@arm.com, will.deacon@arm.com, mingo@redhat.com, hpa@zytor.com, linux@arm.linux.org.uk, tglx@linutronix.de, akpm@linux-foundation.org X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.18-1 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Spam-Status: No, score=-4.2 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_MED, T_RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Add support for memtest command line option. Signed-off-by: Vladimir Murzin --- arch/arm64/mm/init.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/arch/arm64/mm/init.c b/arch/arm64/mm/init.c index ae85da6..597831b 100644 --- a/arch/arm64/mm/init.c +++ b/arch/arm64/mm/init.c @@ -190,6 +190,8 @@ void __init bootmem_init(void) min = PFN_UP(memblock_start_of_DRAM()); max = PFN_DOWN(memblock_end_of_DRAM()); + early_memtest(min << PAGE_SHIFT, max << PAGE_SHIFT); + /* * Sparsemem tries to allocate bootmem in memory_present(), so must be * done after the fixed reservations.