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 X-Spam-Level: X-Spam-Status: No, score=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id C35BCC433DB for ; Sat, 30 Jan 2021 09:16:54 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 87AFB64DE2 for ; Sat, 30 Jan 2021 09:16:54 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231886AbhA3JQf (ORCPT ); Sat, 30 Jan 2021 04:16:35 -0500 Received: from szxga06-in.huawei.com ([45.249.212.32]:11950 "EHLO szxga06-in.huawei.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231928AbhA3JNB (ORCPT ); Sat, 30 Jan 2021 04:13:01 -0500 Received: from DGGEMS402-HUB.china.huawei.com (unknown [172.30.72.60]) by szxga06-in.huawei.com (SkyGuard) with ESMTP id 4DSQFc4ZH3zjFJ2; Sat, 30 Jan 2021 15:05:08 +0800 (CST) Received: from localhost.localdomain.localdomain (10.175.113.25) by DGGEMS402-HUB.china.huawei.com (10.3.19.202) with Microsoft SMTP Server id 14.3.498.0; Sat, 30 Jan 2021 15:06:02 +0800 From: Chen Zhou To: , , , , , , , , , , , CC: , , , , , , , , , , , , , John Donnelly Subject: [PATCH v14 02/11] x86: kdump: make the lower bound of crash kernel reservation consistent Date: Sat, 30 Jan 2021 15:10:16 +0800 Message-ID: <20210130071025.65258-3-chenzhou10@huawei.com> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20210130071025.65258-1-chenzhou10@huawei.com> References: <20210130071025.65258-1-chenzhou10@huawei.com> MIME-Version: 1.0 Content-Transfer-Encoding: 7BIT Content-Type: text/plain; charset=US-ASCII X-Originating-IP: [10.175.113.25] X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The lower bounds of crash kernel reservation and crash kernel low reservation are different, use the consistent value CRASH_ALIGN. Suggested-by: Dave Young Signed-off-by: Chen Zhou Tested-by: John Donnelly --- arch/x86/kernel/setup.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/arch/x86/kernel/setup.c b/arch/x86/kernel/setup.c index da769845597d..27470479e4a3 100644 --- a/arch/x86/kernel/setup.c +++ b/arch/x86/kernel/setup.c @@ -439,7 +439,8 @@ static int __init reserve_crashkernel_low(void) return 0; } - low_base = memblock_phys_alloc_range(low_size, CRASH_ALIGN, 0, CRASH_ADDR_LOW_MAX); + low_base = memblock_phys_alloc_range(low_size, CRASH_ALIGN, CRASH_ALIGN, + CRASH_ADDR_LOW_MAX); if (!low_base) { pr_err("Cannot reserve %ldMB crashkernel low memory, please try smaller size.\n", (unsigned long)(low_size >> 20)); -- 2.20.1