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 F1288C53219 for ; Mon, 27 Jul 2026 10:22:27 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 9B8896B00AB; Mon, 27 Jul 2026 06:22:26 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 91B8A6B00AD; Mon, 27 Jul 2026 06:22:26 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 796096B00AE; Mon, 27 Jul 2026 06:22:26 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0016.hostedemail.com [216.40.44.16]) by kanga.kvack.org (Postfix) with ESMTP id 463096B00AB for ; Mon, 27 Jul 2026 06:22:26 -0400 (EDT) Received: from smtpin16.hostedemail.com (lb01a-stub [10.200.18.249]) by unirelay06.hostedemail.com (Postfix) with ESMTP id C0237A1833 for ; Mon, 27 Jul 2026 10:22:25 +0000 (UTC) X-FDA: 85034167050.16.4CFC033 Received: from tor.source.kernel.org (tor.source.kernel.org [172.105.4.254]) by imf29.hostedemail.com (Postfix) with ESMTP id 44B05120005 for ; Mon, 27 Jul 2026 10:22:24 +0000 (UTC) Authentication-Results: imf29.hostedemail.com; dkim=pass header.d=kernel.org header.s=k20260515 header.b=gsYY3yMs; spf=pass (imf29.hostedemail.com: domain of rppt@kernel.org designates 172.105.4.254 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=1785147744; b=GAV/8Ur57/s12DKSJtokOuiUAxsrlLMfiNlrF9SmB91H1lvhuXXrvW3UhRnOSG5j2hawJi tzzPfFqTNEbuATLvNZdgaFSRgUiam7hjXCUSg0jSJN2NRAKPsN5y9pyx3j8aNw0zrgK8CV kNu1wXapHJPp2S8djIMgcypxw/QNnwk= ARC-Authentication-Results: i=1; imf29.hostedemail.com; dkim=pass header.d=kernel.org header.s=k20260515 header.b=gsYY3yMs; spf=pass (imf29.hostedemail.com: domain of rppt@kernel.org designates 172.105.4.254 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=1785147744; 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=/JnmBgXxFDtCMN2wDB2IoufqkaTKn0f8mfPW/klL5BI=; b=xD+Ic8pHio45bnRRuBCmy1w1rjOH/YBKKwp2TN8vdBU/CbCsmThdVzp1yvJ4n0WmY6Mts8 cDtgpM60OhJPzPuZCffByfJe1bM1D3YBFgIm1YdlKKQyzqcAKIXiXi0XBlNBNLJ7Hvz/7q euU8DtUZPw1hTM+Hl9fE0s/7OxCVLII= Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) by tor.source.kernel.org (Postfix) with ESMTP id B0081601EC; Mon, 27 Jul 2026 10:22:23 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id C5E151F000E9; Mon, 27 Jul 2026 10:22:13 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1785147743; bh=/JnmBgXxFDtCMN2wDB2IoufqkaTKn0f8mfPW/klL5BI=; h=Date:From:To:Cc:Subject:References:In-Reply-To; b=gsYY3yMsnWmKGvnXvXG4cAJ9uYD/g70GCEZQyJYYALUaBP30DL0mK8UiL1pB/EbhK nc+d8D//BvpV+fsOKUHm9FDZGks+LTCZNNnpygfauGfGDeviZ7a4Gqo4kdtWxeck/h N5qCMmAK1Dz1wbvXTixVEc38OGcBuCgNrMt0sN0dX9WpHNIOzTARNfgEcid/hOxfeT 3z4xkHMzT2u5IB1Guj2HJz8xjNhJ7A/m+YluYaX2fPMRcTaMbRpym80eUIvDHQmf4G ID4MUbBHhJPHP/6PWnOj7KYtY4zzJo2RU/OQ8P+F7MVjo8Q1DldhHmb47Hgfz1kxZd WoAIbmR4uVBoA== Date: Mon, 27 Jul 2026 13:22:09 +0300 From: Mike Rapoport To: Dave Hansen Cc: Borislav Petkov , 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, 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: X-Stat-Signature: ea7c37rmppoyhho9x744ha8nt196984n X-Rspamd-Server: rspam07 X-Rspamd-Queue-Id: 44B05120005 X-Rspam-User: X-HE-Tag: 1785147744-501387 X-HE-Meta: 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 PxTUivE7 6p4WLxjJ2ZfB9AXPrKMI5T92AeKj+wnE0gOiQJd1QSzAs5fVmiyEjHWEsDQM7TwQ72NFNt3rIx4/iy6x0y3FKQNtxnuh/1qLp6IdzinLajR2aHA5dAFSvYZStlQkuN4Mkeu7OwYlxVUIsFmM8nnDKKm15kBwhT1f6JUEjA73/dvQfEBE6nMqRgM8FjbIjnObH46bWQ6eClZK5LB090n6Eb0baFkq6aTnbyorE3oFa1pIOcdSa/KRWPwBkcHB2ZGnIfdrhA2WA+/wFib4WLqC5h7i3sHxQx/hnN8zTDsplWjYeyqo= Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On Wed, Jul 22, 2026 at 10:03:03AM -0700, Dave Hansen wrote: > On 7/21/26 10:19, 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? > > > > And if I want to review patches in that area, what am I applying it ontop? > > linux-next perhaps... > > > > Let's sort out the workflow first so that we don't get lost on fruitless bug > > chases and fingerpointing. > > Just practically, I think this series needs to be ignored for a bit. Bug > fixes first, features and cleanups second. Ignored is a bit strong, I'd still love to get feedback on the concept. > When the time is right, it probably needs to get get acks from all the > affected architectures and go through mm. Folks can ack it now, but I > don't think anyone should even consider merging it until ~7.3-rc1. FWIF, I didn't plan to send non-RFC version before 7.3-rc1. -- Sincerely yours, Mike.