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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id E0310C982D2 for ; Thu, 17 Sep 2026 21:57:09 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:References: Message-ID:Subject:Cc: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=DleovBHL/V1NErjdTyH1o8B4CVJM09RT0/dAQDL6C/0=; b=ce+aSGvzXt4Zwg 3RjXnc4MyuRXAhx+NCEFnk81NWw/HGoWmaghd5hVAmkY85KTWDzfdyWRjbcrfpqmtCJwEje2N3LvI tRIaskqMDj3HfXP229mW4+DS83GaUvJCl7xADHOuSj85K9rn8P+PorZPWjp4oIvC3GrS2u500ScU5 +EfaTCx8oOZnQsYnCfUlb3R8WAmasUIsMpZoe0ITuuU5pQJEEhijy50GPCbc7kLDuKi3/lBKK5E78 bS2KWAHvvVXvu92mI40K6j77HIKwbfjhvHrJUek/l7kXo1OX6WEJaTetQ3SXy+Gbtck36RFKXpr3R rOIcs8ON1yoW0R30QEWg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.99.1 #2 (Red Hat Linux)) id 1x7K6E-0000000Cc8O-0rZU; Thu, 17 Sep 2026 21:56:58 +0000 Received: from tor.source.kernel.org ([2600:3c04:e001:324:0:1991:8:25]) by bombadil.infradead.org with esmtps (Exim 4.99.1 #2 (Red Hat Linux)) id 1x7K6C-0000000Cc74-3xHO; Thu, 17 Sep 2026 21:56:57 +0000 Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) by tor.source.kernel.org (Postfix) with ESMTP id 016B060202; Thu, 17 Sep 2026 21:56:56 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 681611F000FF; Thu, 17 Sep 2026 21:56:55 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1789682215; bh=kuBtV4+7ALBPAyy2nomafqxqzWcbcsqKb3dSOrzTp7c=; h=Date:From:To:Cc:Subject:References:In-Reply-To; b=bE+Lz4BpzH5TSV1jWou2OBtlqHsC//L3WyTj9bXi6va6c8nZfLJ4ol68JuU+o3r2M TAu2icEvroIVO5OuYcPgJYCAhNQXTzOAIclO3FED1OglGnXQvoVgXQi9NkcPaNCm7C NxCHhu8wntvOtj4LO509qvBQvss+eZM34/jEYGD2HXc7uGKovRY4ujMtUk30a4EgKF zPD0eqlpLObbbLfAP2BCbHPLwLZz0rgjBIedFlBVM78LXQPEzVbz5SKMMk3kZSKLLI Ww16aNzudepZDNF3jG6O0DxZCUHUXGJHhXcE+1AZc6MCWnHl/xvccdOs6+sET6/9Sd Dca8d8QUwinxQ== Date: Thu, 17 Sep 2026 16:56:53 -0500 From: "Rob Herring (Arm)" To: Wandun Chen Cc: m.szyprowski@samsung.com, hpa@zytor.com, chenhuacai@kernel.org, pasha.tatashin@soleen.com, devicetree@vger.kernel.org, linux-mm@kvack.org, tglx@kernel.org, robin.murphy@arm.com, kernel@xen0n.name, mingo@redhat.com, saravanak@kernel.org, loongarch@lists.linux.dev, dave.hansen@linux.intel.com, will@kernel.org, akpm@linux-foundation.org, rppt@kernel.org, iommu@lists.linux.dev, mark.rutland@arm.com, alex@ghiti.fr, linux-riscv@lists.infradead.org, pjw@kernel.org, linux-kernel@vger.kernel.org, baoquan.he@linux.dev, aou@eecs.berkeley.edu, kexec@lists.infradead.org, pratyush@kernel.org, linux-arm-kernel@lists.infradead.org, ruirui.yang@linux.dev, catalin.marinas@arm.com, bp@alien8.de, palmer@dabbelt.com, x86@kernel.org Subject: Re: [PATCH v6 08/10] of: reserved_mem: mark /reserved-memory entries with MEMBLOCK_NODUMP Message-ID: <178968221332.3991643.14928206071521736133.robh@kernel.org> References: <20260902073116.802752-1-chenwandun1@gmail.com> <20260902073116.802752-9-chenwandun1@gmail.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20260902073116.802752-9-chenwandun1@gmail.com> X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org On Wed, 02 Sep 2026 15:31:14 +0800, Wandun Chen wrote: > From: Wandun Chen > > Mark non-dumpable reserved-memory regions with MEMBLOCK_NODUMP so > kdump can omit them from the vmcore. > > The marking is guarded by CONFIG_CRASH_DUMP so non-kdump kernels do not > pay the cost of splitting memblock.memory entries at NODUMP boundaries. > > Signed-off-by: Wandun Chen > Tested-by: Meijing Zhao > --- > drivers/of/fdt.c | 1 + > drivers/of/of_private.h | 1 + > drivers/of/of_reserved_mem.c | 15 +++++++++++++++ > 3 files changed, 17 insertions(+) > Reviewed-by: Rob Herring (Arm) _______________________________________________ linux-riscv mailing list linux-riscv@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-riscv