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=-10.2 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1 autolearn=ham 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 19A9AC56201 for ; Thu, 19 Nov 2020 17:26:38 +0000 (UTC) Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) (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 8E6512468B for ; Thu, 19 Nov 2020 17:26:37 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="RCTnnx6Q" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 8E6512468B Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=arm.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=merlin.20170209; h=Sender:Content-Transfer-Encoding: Content-Type:Cc:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:References:Message-ID: Subject:To:From:Date:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=sQynFrdtKGiHZwElMXf/zZmQPTwcDnjA4fPQ58cvRZs=; b=RCTnnx6Q+28P6Zh9tndpYOPO5 TMmS5JitxQpH+0rlGtobJYLtkBPO+0YCAQ1nf99P3LfWMweuo9EPeKi576Y9gZ45qdx3bOiSVwmHQ QK1jYPTohzt8Rr3JcBPdU2W3vpEbgdXXMsuHDbJ1mmGeb2GVj5L3vIrjmtrQef9vQSi/q0Ymt/L3r ZJLaD4xv1O+1ED5sYRLLl7YehEmSP8llSGluYxsppjSdYpGwu+L5fk00rtaaUGQ0lCYx/nUDoiww5 7PyjJeiI8333OVG9/AEeYm9HqW6S1KHCa6+ZOKp8vd+X7vziKP24owHH1H85UDEePLcxdVurgoE61 ug6xlnPww==; Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1kfnga-0003o9-Pe; Thu, 19 Nov 2020 17:25:32 +0000 Received: from mail.kernel.org ([198.145.29.99]) by merlin.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1kfngY-0003nY-Hp; Thu, 19 Nov 2020 17:25:31 +0000 Received: from gaia (unknown [2.26.170.190]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id BCF362468B; Thu, 19 Nov 2020 17:25:26 +0000 (UTC) Date: Thu, 19 Nov 2020 17:25:24 +0000 From: Catalin Marinas To: Nicolas Saenz Julienne Subject: Re: [PATCH v6 1/7] arm64: mm: Move reserve_crashkernel() into mem_init() Message-ID: <20201119172523.GG4376@gaia> References: <20201103173159.27570-1-nsaenzjulienne@suse.de> <20201103173159.27570-2-nsaenzjulienne@suse.de> <88c69ac0c9d7e144c80cebc7e9f82b000828e7f5.camel@suse.de> <20201113112901.GA3212@gaia> <20201119171048.GD4376@gaia> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20201119171048.GD4376@gaia> User-Agent: Mutt/1.10.1 (2018-07-13) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20201119_122530_685504_A9629630 X-CRM114-Status: GOOD ( 16.14 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, lorenzo.pieralisi@arm.com, Chen Zhou , will@kernel.org, linux-kernel@vger.kernel.org, jeremy.linton@arm.com, hch@lst.de, iommu@lists.linux-foundation.org, robh+dt@kernel.org, James Morse , linux-rpi-kernel@lists.infradead.org, guohanjun@huawei.com, robin.murphy@arm.com, ardb@kernel.org, linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Thu, Nov 19, 2020 at 05:10:49PM +0000, Catalin Marinas wrote: > diff --git a/arch/arm64/mm/mmu.c b/arch/arm64/mm/mmu.c > index ed71b1c305d7..acdec0c67d3b 100644 > --- a/arch/arm64/mm/mmu.c > +++ b/arch/arm64/mm/mmu.c > @@ -469,6 +469,21 @@ void __init mark_linear_text_alias_ro(void) > PAGE_KERNEL_RO); > } > > +static bool crash_mem_map __initdata; > + > +static int __init enable_crash_mem_map(char *arg) > +{ > + /* > + * Proper parameter parsing is done by reserve_crashkernel(). We only > + * need to know if the linear map has to avoid block mappings so that > + * the crashkernel reservations can be unmapped later. > + */ > + crash_mem_map = false; It should be set to true. -- Catalin _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel