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 kanga.kvack.org (kanga.kvack.org [205.233.56.17]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 6BD6CC4452B for ; Tue, 21 Jul 2026 18:29:16 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 25FCA6B0093; Tue, 21 Jul 2026 14:29:14 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 236AF6B0095; Tue, 21 Jul 2026 14:29:14 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 1272D6B0096; Tue, 21 Jul 2026 14:29:14 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0011.hostedemail.com [216.40.44.11]) by kanga.kvack.org (Postfix) with ESMTP id DA0866B0093 for ; Tue, 21 Jul 2026 14:29:13 -0400 (EDT) Received: from smtpin22.hostedemail.com (lb01a-stub [10.200.18.249]) by unirelay04.hostedemail.com (Postfix) with ESMTP id 5D0D71A028A for ; Tue, 21 Jul 2026 18:29:13 +0000 (UTC) X-FDA: 85013620986.22.5B6E066 Received: from sea.source.kernel.org (sea.source.kernel.org [172.234.252.31]) by imf27.hostedemail.com (Postfix) with ESMTP id BD1B540003 for ; Tue, 21 Jul 2026 18:29:11 +0000 (UTC) Authentication-Results: imf27.hostedemail.com; dkim=pass header.d=kernel.org header.s=k20260515 header.b=gp6XbFXo; spf=pass (imf27.hostedemail.com: domain of rppt@kernel.org designates 172.234.252.31 as permitted sender) smtp.mailfrom=rppt@kernel.org; dmarc=pass (policy=quarantine) header.from=kernel.org ARC-Seal: i=1; a=rsa-sha256; d=hostedemail.com; s=arc-20220608; cv=none; t=1784658551; b=qNJRG1F/HUFU4dj51rLX3DTmNOhFdKZG/FDbvFpKuVFY4THdgweDBnYx5oVqnljlNEGMuJ iGli9HzBGutWI9uGItKWDj98afzITrKqVz34fsxPgSMSVnLbp+tkB430ZwL2rLjHbzw2Be HrZxHpQWEbstIzdipGs59+kHfbGep1M= ARC-Authentication-Results: i=1; imf27.hostedemail.com; dkim=pass header.d=kernel.org header.s=k20260515 header.b=gp6XbFXo; spf=pass (imf27.hostedemail.com: domain of rppt@kernel.org designates 172.234.252.31 as permitted sender) smtp.mailfrom=rppt@kernel.org; dmarc=pass (policy=quarantine) header.from=kernel.org ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1784658551; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type:content-transfer-encoding: in-reply-to:in-reply-to:references:references:dkim-signature; bh=UBrZiyJnberI9b7VUjJupq60gfZ6LzSJ4B4JH6KDxtA=; b=Bn5vIfLeKCOrKZXa3n4IkMWj1/qNXBUKeOMxmZ6v/oyloBLCJAv4S8BZPpjE2s7GgIJlb0 3lJoOeh2BG8h3xzICYpnsSZkthx40A20+MUm+/SbZjyy7lMxtzIl8nYlozPh+1ZeKUrLlh 6kzqsWACH0q3mkW6eoBdh31aqpkai9E= Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) by sea.source.kernel.org (Postfix) with ESMTP id ADCEA42A71; Tue, 21 Jul 2026 18:29:10 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id DEF4B1F00A3A; Tue, 21 Jul 2026 18:29:00 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1784658550; bh=UBrZiyJnberI9b7VUjJupq60gfZ6LzSJ4B4JH6KDxtA=; h=Date:From:To:Cc:Subject:References:In-Reply-To; b=gp6XbFXomuiNUL8/5g0E38L1hLDlFPRFvPMTTyCgWQBNTqqQLQuUB+s6pzz7agr14 N9pISFj7Aqysz4dxYykxm6/PcBMqwymPVydn8l5doP7dGw63rtDgY3J3w7+iCd2dwn raQb1OGdk1t5E2yX8S2g00aPuPp2+6dZqqd0g44YDiwH+wxLAthEItWNbjsFl8dBHx 8BI1icWsPCV3f/3kezXi7WgT58OOGLnXYtGTnzmvJRW4iXX8nBTXgUYu30RCoNS6wF fH2kWBuFqMBANpbmNVc+7cLE+ZwcY66ZqhCCT8XuyFNX3ZeC96jda4LJGcOYbRliLw lxENtlBS6t0dQ== Date: Tue, 21 Jul 2026 21:28:56 +0300 From: Mike Rapoport To: Borislav Petkov Cc: linux-mm@kvack.org, Albert Ou , Andrew Morton , Andy Lutomirski , Brendan Jackman , Catalin Marinas , Dave Hansen , David Hildenbrand , Huacai Chen , Ingo Molnar , Ingo Molnar , Kevin Brodsky , "Liam R. Howlett" , Lorenzo Stoakes , Michal Hocko , Palmer Dabbelt , Paul Walmsley , Peter Zijlstra , "H. Peter Anvin" , Suren Baghdasaryan , Thomas Gleixner , Vlastimil Babka , Will Deacon , linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-riscv@lists.infradead.org, loongarch@lists.linux.dev, x86@kernel.org, Dave Hansen , Juergen Gross Subject: Re: [PATCH RFC 00/18] arch, mm: create a generic set_memory/change_page_attr core Message-ID: References: <20260721-generic-set-memory-v0-1-v1-0-2c1fc62306b3@kernel.org> <20260721171943.GEal-qLx4p5YbocQNV@fat_crate.local> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20260721171943.GEal-qLx4p5YbocQNV@fat_crate.local> X-Stat-Signature: 4g4swwai6n7oafwenm3pcpjxr69rkzo1 X-Rspamd-Server: rspam07 X-Rspamd-Queue-Id: BD1B540003 X-Rspam-User: X-HE-Tag: 1784658551-97910 X-HE-Meta: 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 96Nj1gYW 9H2v4GPUH8FovGRKWYb9vclns47VNSbIrKsD7iSrRruv5wX3YFmpT+Hlj0l6FtxodvvaoSKdHcY7vAGFMKp63pLmRtiG0g637kn9lcbDjaePfyVEnS4B6gvZyJsgwnORQXbyVTpQpYU/k5s+ZO8oRFwnczwS9wrbbYQWNtLB7HNpjqGFA67VqyQTrkCN4S4MAOUIiHM/XwDOhKgIq/pPW9yf1hKhmAe5JDfpgEBUB3e7ycN9/Xxx9b8uac7kOytdqIqy8U36V3FLRVZvu7bCXGaYVqktcJIh1cg6qen2V8vUXtOxDgky2NbBqD4l7Ezhv/AFprrFyVw9X5YA= Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On Tue, Jul 21, 2026 at 10:19:43AM -0700, Borislav Petkov wrote: > On Tue, Jul 21, 2026 at 07:23:23PM +0300, Mike Rapoport (Microsoft) wrote: > > Currently there are 6 independent implementations for set_memory and > > set_direct_map APIs. > > So with all mm/x86/CPA patches flying around, can we first agree on which tree > is going to collect everything? I hope all the fixes flying around will be merged before I even get to v1 :) In any case, I'm going to wait for the fixes to settle before posting this not as RFC. Obviously, the code movement will include all the merged fixes then. > And if I want to review patches in that area, what am I applying it ontop? > linux-next perhaps... This set is on top of v7.2-rc1. It includes a patch Dave took to tip and one fix from those flying around. > Let's sort out the workflow first so that we don't get lost on fruitless bug > chases and fingerpointing. I'll take it via the memblock tree? ;-) > Thx. > > -- > Regards/Gruss, > Boris. > > https://people.kernel.org/tglx/notes-about-netiquette -- Sincerely yours, Mike.