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=-11.2 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS 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 8988AC433DB for ; Wed, 10 Mar 2021 17:52:21 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 11D4364F8E for ; Wed, 10 Mar 2021 17:52:21 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 11D4364F8E Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id 9591B8D01F1; Wed, 10 Mar 2021 12:52:20 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id 909F38D01ED; Wed, 10 Mar 2021 12:52:20 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 783308D01F1; Wed, 10 Mar 2021 12:52:20 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0053.hostedemail.com [216.40.44.53]) by kanga.kvack.org (Postfix) with ESMTP id 5D7058D01ED for ; Wed, 10 Mar 2021 12:52:20 -0500 (EST) Received: from smtpin10.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay02.hostedemail.com (Postfix) with ESMTP id 0BE0A8157 for ; Wed, 10 Mar 2021 17:52:20 +0000 (UTC) X-FDA: 77904708840.10.5A9DB11 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by imf11.hostedemail.com (Postfix) with ESMTP id 49E8D200039A for ; Wed, 10 Mar 2021 17:52:14 +0000 (UTC) Received: by mail.kernel.org (Postfix) with ESMTPSA id DDAC564F88; Wed, 10 Mar 2021 17:52:08 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1615398733; bh=doWCBtbU+Cvcw96n3h3mK98dT2eO39OIy2ytJMx9y/o=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=HbRFL6X5Fj+AzjAFIKT3gv0fcYLF1E5iyuyY2AkOGAb/8SEZ5IPqYn7G4WZa59r5n WFCAPpUY7qEj4NodwwJZcjTihZlXG8Cg8G13rBFScGLFM16DRsS+BKt8ESUxy/fjwU +o9RBuNIg5aOL4qRt67mY+FLFe7CpxM3HgMH1S3iaa44NaAYV43VtaQIXLLi+EuetB 1n2jCS1hsduX/AE/aYKU/Qups/RX/lfHLGogmOv3syLcQy0YAumSWiC9tEXYUCqCAG 7B0tbgk8Y8cj56IfHj1tKRAuHmDInG5Gfh9gBaxHtsKN6XzyB0rH21XSR3vKUF9Axz NjNyB5KTb+oHg== Date: Wed, 10 Mar 2021 19:52:03 +0200 From: Mike Rapoport To: x86@kernel.org Cc: Andrew Morton , Andrea Arcangeli , Baoquan He , Borislav Petkov , David Hildenbrand , "H. Peter Anvin" , Ingo Molnar , Mel Gorman , Michal Hocko , Mike Rapoport , Qian Cai , Thomas Gleixner , Vlastimil Babka , linux-kernel@vger.kernel.org, linux-mm@kvack.org Subject: Re: [PATCH v3 0/2] x86/setup: consolidate early memory reservations Message-ID: References: <20210302100406.22059-1-rppt@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20210302100406.22059-1-rppt@kernel.org> X-Rspamd-Server: rspam04 X-Rspamd-Queue-Id: 49E8D200039A X-Stat-Signature: 8gh6kq19s4sm9tt4g47rka4m4ym9m859 Received-SPF: none (kernel.org>: No applicable sender policy available) receiver=imf11; identity=mailfrom; envelope-from=""; helo=mail.kernel.org; client-ip=198.145.29.99 X-HE-DKIM-Result: pass/pass X-HE-Tag: 1615398734-913078 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: Any comments on these? On Tue, Mar 02, 2021 at 12:04:04PM +0200, Mike Rapoport wrote: > From: Mike Rapoport > > Hi, > > David noticed that we do some of memblock_reserve() calls after allocations > are possible: > > https://lore.kernel.org/lkml/6ba6bde3-1520-5cd0-f987-32d543f0b79f@redhat.com > > The below patches consolidate early memory reservations done during > setup_arch() so that memory used by firmware, bootloader, kernel text/data > and the memory that should be excluded from the available memory for > whatever other reason is reserved before memblock allocations are possible. > > The patches are rebased on v5.12-rc1 and I think x86 tree is the best way > to merge them. > > v3: > * rebase on v5.12-rc1 > > v2: https://lore.kernel.org/lkml/20210128105711.10428-1-rppt@kernel.org > * get rid of trim_platform_memory_ranges() and call trim_snb_memory() > directly, per Boris comments > * massage changelog and comments to use passive voice, per Boris > * add Acked-by and Reviewed-by, thanks Boris and David > > v1: https://lore.kernel.org/lkml/20210115083255.12744-1-rppt@kernel.org > > Mike Rapoport (2): > x86/setup: consolidate early memory reservations > x86/setup: merge several reservations of start of the memory > > arch/x86/kernel/setup.c | 95 ++++++++++++++++++++--------------------- > 1 file changed, 46 insertions(+), 49 deletions(-) > > -- > 2.28.0 > -- Sincerely yours, Mike.