From mboxrd@z Thu Jan  1 00:00:00 1970
Return-Path: <dri-devel-bounces@lists.freedesktop.org>
X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on
	aws-us-west-2-korg-lkml-1.web.codeaurora.org
Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177])
	(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 EB0C8EA4FC4
	for <dri-devel@archiver.kernel.org>; Mon, 23 Feb 2026 14:15:05 +0000 (UTC)
Received: from gabe.freedesktop.org (localhost [127.0.0.1])
	by gabe.freedesktop.org (Postfix) with ESMTP id 3663D10E40B;
	Mon, 23 Feb 2026 14:15:05 +0000 (UTC)
Authentication-Results: gabe.freedesktop.org;
	dkim=pass (2048-bit key; unprotected) header.d=kernel.org header.i=@kernel.org header.b="lLBRzCGo";
	dkim-atps=neutral
Received: from tor.source.kernel.org (tor.source.kernel.org [172.105.4.254])
 by gabe.freedesktop.org (Postfix) with ESMTPS id 4B3E110E40B
 for <dri-devel@lists.freedesktop.org>; Mon, 23 Feb 2026 14:15:04 +0000 (UTC)
Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58])
 by tor.source.kernel.org (Postfix) with ESMTP id 1467F600C4;
 Mon, 23 Feb 2026 14:15:03 +0000 (UTC)
Received: by smtp.kernel.org (Postfix) with ESMTPSA id 2A05EC116C6;
 Mon, 23 Feb 2026 14:14:47 +0000 (UTC)
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org;
 s=k20201202; t=1771856102;
 bh=cegM+rd3V8p3uUtFz/8+ZfbKtzN5jDE+6Zwct258jo4=;
 h=Date:Subject:To:Cc:References:From:In-Reply-To:From;
 b=lLBRzCGosADz91G+m0U+M++rBhVB1sFW6A7qsoD9dN6XXO4+s05rc5r3BkVywjZ5w
 LouVS6a8jmW1Gj25A/6t3W3wDXZHVYkbitm7KjtHu9x53QC8d5jybB2Icd91IbUaRZ
 umKr2Kpnspd6uvw/1i/lrlCH8f2akdAADKn1LATlqbrPeC1NNpj3rqlPYd5MVtvvpo
 3eSvIsPmG26g76HPLL0ubwowOC9ValMICw9XE+rm4z5SFGunW/7vqUvgjWwyOas66+
 RA0uMZmzGKuVeostRLNPhCOqUOyNw1aOvZW+Sr1q9m53RRBCNF+1Q1eMPG92ItWQh5
 EanKrkGsljLhg==
Message-ID: <5105764a-8313-45bd-8b91-8c0ea8cdf077@kernel.org>
Date: Mon, 23 Feb 2026 15:14:45 +0100
MIME-Version: 1.0
User-Agent: Mozilla Thunderbird
Subject: Re: [PATCH v1 00/11] Zero page->private when freeing pages
To: =?UTF-8?Q?Christian_K=C3=B6nig?= <christian.koenig@amd.com>,
 Christoph Hellwig <hch@infradead.org>, Zi Yan <ziy@nvidia.com>
Cc: linux-mm@kvack.org, Andrew Morton <akpm@linux-foundation.org>,
 linux-erofs@lists.ozlabs.org, linux-block@vger.kernel.org,
 dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org,
 Lorenzo Stoakes <lorenzo.stoakes@oracle.com>,
 Baolin Wang <baolin.wang@linux.alibaba.com>,
 "Liam R. Howlett" <Liam.Howlett@oracle.com>, Nico Pache <npache@redhat.com>,
 Ryan Roberts <ryan.roberts@arm.com>, Dev Jain <dev.jain@arm.com>,
 Barry Song <baohua@kernel.org>, Lance Yang <lance.yang@linux.dev>,
 Suren Baghdasaryan <surenb@google.com>, Michal Hocko <mhocko@suse.com>,
 Brendan Jackman <jackmanb@google.com>, Johannes Weiner <hannes@cmpxchg.org>,
 Jason Xing <kernelxing@tencent.com>, Yushan Zhou <katrinzhou@tencent.com>,
 "Masami Hiramatsu (Google)" <mhiramat@kernel.org>,
 Vlastimil Babka <vbabka@kernel.org>, Christoph Lameter <cl@gentwo.org>,
 David Rientjes <rientjes@google.com>,
 Roman Gushchin <roman.gushchin@linux.dev>, Harry Yoo <harry.yoo@oracle.com>,
 Huang Rui <ray.huang@amd.com>, Matthew Auld <matthew.auld@intel.com>,
 Matthew Brost <matthew.brost@intel.com>,
 Maarten Lankhorst <maarten.lankhorst@linux.intel.com>,
 Maxime Ripard <mripard@kernel.org>, Thomas Zimmermann <tzimmermann@suse.de>,
 David Airlie <airlied@gmail.com>, Simona Vetter <simona@ffwll.ch>,
 Jens Axboe <axboe@kernel.dk>, Christian Brauner <brauner@kernel.org>,
 K Prateek Nayak <kprateek.nayak@amd.com>, Davidlohr Bueso
 <dave@stgolabs.net>, Eric Sandeen <sandeen@redhat.com>,
 Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
 =?UTF-8?Q?Arve_Hj=C3=B8nnev=C3=A5g?= <arve@android.com>,
 Todd Kjos <tkjos@android.com>, Carlos Llamas <cmllamas@google.com>,
 Alice Ryhl <aliceryhl@google.com>, Damien Le Moal <dlemoal@kernel.org>,
 Johannes Thumshirn <johannes.thumshirn@wdc.com>,
 Dennis Zhou <dennis@kernel.org>, Tejun Heo <tj@kernel.org>,
 Gao Xiang <xiang@kernel.org>, Yue Hu <zbestahu@gmail.com>,
 Jeffle Xu <jefflexu@linux.alibaba.com>, Sandeep Dhavale
 <dhavale@google.com>, Hongbo Li <lihongbo22@huawei.com>,
 Chunhai Guo <guochunhai@vivo.com>
References: <20260223032641.1859381-1-ziy@nvidia.com>
 <aZxaIEFZr2NvO2eQ@infradead.org>
 <cb8d6ee2-fd1d-436a-b934-aff87adf5dcb@amd.com>
From: "David Hildenbrand (Arm)" <david@kernel.org>
Content-Language: en-US
Autocrypt: addr=david@kernel.org; keydata=
 xsFNBFXLn5EBEAC+zYvAFJxCBY9Tr1xZgcESmxVNI/0ffzE/ZQOiHJl6mGkmA1R7/uUpiCjJ
 dBrn+lhhOYjjNefFQou6478faXE6o2AhmebqT4KiQoUQFV4R7y1KMEKoSyy8hQaK1umALTdL
 QZLQMzNE74ap+GDK0wnacPQFpcG1AE9RMq3aeErY5tujekBS32jfC/7AnH7I0v1v1TbbK3Gp
 XNeiN4QroO+5qaSr0ID2sz5jtBLRb15RMre27E1ImpaIv2Jw8NJgW0k/D1RyKCwaTsgRdwuK
 Kx/Y91XuSBdz0uOyU/S8kM1+ag0wvsGlpBVxRR/xw/E8M7TEwuCZQArqqTCmkG6HGcXFT0V9
 PXFNNgV5jXMQRwU0O/ztJIQqsE5LsUomE//bLwzj9IVsaQpKDqW6TAPjcdBDPLHvriq7kGjt
 WhVhdl0qEYB8lkBEU7V2Yb+SYhmhpDrti9Fq1EsmhiHSkxJcGREoMK/63r9WLZYI3+4W2rAc
 UucZa4OT27U5ZISjNg3Ev0rxU5UH2/pT4wJCfxwocmqaRr6UYmrtZmND89X0KigoFD/XSeVv
 jwBRNjPAubK9/k5NoRrYqztM9W6sJqrH8+UWZ1Idd/DdmogJh0gNC0+N42Za9yBRURfIdKSb
 B3JfpUqcWwE7vUaYrHG1nw54pLUoPG6sAA7Mehl3nd4pZUALHwARAQABzS5EYXZpZCBIaWxk
 ZW5icmFuZCAoQ3VycmVudCkgPGRhdmlkQGtlcm5lbC5vcmc+wsGQBBMBCAA6AhsDBQkmWAik
 AgsJBBUKCQgCFgICHgUCF4AWIQQb2cqtc1xMOkYN/MpN3hD3AP+DWgUCaYJt/AIZAQAKCRBN
 3hD3AP+DWriiD/9BLGEKG+N8L2AXhikJg6YmXom9ytRwPqDgpHpVg2xdhopoWdMRXjzOrIKD
 g4LSnFaKneQD0hZhoArEeamG5tyo32xoRsPwkbpIzL0OKSZ8G6mVbFGpjmyDLQCAxteXCLXz
 ZI0VbsuJKelYnKcXWOIndOrNRvE5eoOfTt2XfBnAapxMYY2IsV+qaUXlO63GgfIOg8RBaj7x
 3NxkI3rV0SHhI4GU9K6jCvGghxeS1QX6L/XI9mfAYaIwGy5B68kF26piAVYv/QZDEVIpo3t7
 /fjSpxKT8plJH6rhhR0epy8dWRHk3qT5tk2P85twasdloWtkMZ7FsCJRKWscm1BLpsDn6EQ4
 jeMHECiY9kGKKi8dQpv3FRyo2QApZ49NNDbwcR0ZndK0XFo15iH708H5Qja/8TuXCwnPWAcJ
 DQoNIDFyaxe26Rx3ZwUkRALa3iPcVjE0//TrQ4KnFf+lMBSrS33xDDBfevW9+Dk6IISmDH1R
 HFq2jpkN+FX/PE8eVhV68B2DsAPZ5rUwyCKUXPTJ/irrCCmAAb5Jpv11S7hUSpqtM/6oVESC
 3z/7CzrVtRODzLtNgV4r5EI+wAv/3PgJLlMwgJM90Fb3CB2IgbxhjvmB1WNdvXACVydx55V7
 LPPKodSTF29rlnQAf9HLgCphuuSrrPn5VQDaYZl4N/7zc2wcWM7BTQRVy5+RARAA59fefSDR
 9nMGCb9LbMX+TFAoIQo/wgP5XPyzLYakO+94GrgfZjfhdaxPXMsl2+o8jhp/hlIzG56taNdt
 VZtPp3ih1AgbR8rHgXw1xwOpuAd5lE1qNd54ndHuADO9a9A0vPimIes78Hi1/yy+ZEEvRkHk
 /kDa6F3AtTc1m4rbbOk2fiKzzsE9YXweFjQvl9p+AMw6qd/iC4lUk9g0+FQXNdRs+o4o6Qvy
 iOQJfGQ4UcBuOy1IrkJrd8qq5jet1fcM2j4QvsW8CLDWZS1L7kZ5gT5EycMKxUWb8LuRjxzZ
 3QY1aQH2kkzn6acigU3HLtgFyV1gBNV44ehjgvJpRY2cC8VhanTx0dZ9mj1YKIky5N+C0f21
 zvntBqcxV0+3p8MrxRRcgEtDZNav+xAoT3G0W4SahAaUTWXpsZoOecwtxi74CyneQNPTDjNg
 azHmvpdBVEfj7k3p4dmJp5i0U66Onmf6mMFpArvBRSMOKU9DlAzMi4IvhiNWjKVaIE2Se9BY
 FdKVAJaZq85P2y20ZBd08ILnKcj7XKZkLU5FkoA0udEBvQ0f9QLNyyy3DZMCQWcwRuj1m73D
 sq8DEFBdZ5eEkj1dCyx+t/ga6x2rHyc8Sl86oK1tvAkwBNsfKou3v+jP/l14a7DGBvrmlYjO
 59o3t6inu6H7pt7OL6u6BQj7DoMAEQEAAcLBfAQYAQgAJgIbDBYhBBvZyq1zXEw6Rg38yk3e
 EPcA/4NaBQJonNqrBQkmWAihAAoJEE3eEPcA/4NaKtMQALAJ8PzprBEXbXcEXwDKQu+P/vts
 IfUb1UNMfMV76BicGa5NCZnJNQASDP/+bFg6O3gx5NbhHHPeaWz/VxlOmYHokHodOvtL0WCC
 8A5PEP8tOk6029Z+J+xUcMrJClNVFpzVvOpb1lCbhjwAV465Hy+NUSbbUiRxdzNQtLtgZzOV
 Zw7jxUCs4UUZLQTCuBpFgb15bBxYZ/BL9MbzxPxvfUQIPbnzQMcqtpUs21CMK2PdfCh5c4gS
 sDci6D5/ZIBw94UQWmGpM/O1ilGXde2ZzzGYl64glmccD8e87OnEgKnH3FbnJnT4iJchtSvx
 yJNi1+t0+qDti4m88+/9IuPqCKb6Stl+s2dnLtJNrjXBGJtsQG/sRpqsJz5x1/2nPJSRMsx9
 5YfqbdrJSOFXDzZ8/r82HgQEtUvlSXNaXCa95ez0UkOG7+bDm2b3s0XahBQeLVCH0mw3RAQg
 r7xDAYKIrAwfHHmMTnBQDPJwVqxJjVNr7yBic4yfzVWGCGNE4DnOW0vcIeoyhy9vnIa3w1uZ
 3iyY2Nsd7JxfKu1PRhCGwXzRw5TlfEsoRI7V9A8isUCoqE2Dzh3FvYHVeX4Us+bRL/oqareJ
 CIFqgYMyvHj7Q06kTKmauOe4Nf0l0qEkIuIzfoLJ3qr5UyXc2hLtWyT9Ir+lYlX9efqh7mOY
 qIws/H2t
In-Reply-To: <cb8d6ee2-fd1d-436a-b934-aff87adf5dcb@amd.com>
Content-Type: text/plain; charset="utf-8"; format="flowed"
Content-Transfer-Encoding: base64
X-BeenThere: dri-devel@lists.freedesktop.org
X-Mailman-Version: 2.1.29
Precedence: list
List-Id: Direct Rendering Infrastructure - Development
 <dri-devel.lists.freedesktop.org>
List-Unsubscribe: <https://lists.freedesktop.org/mailman/options/dri-devel>,
 <mailto:dri-devel-request@lists.freedesktop.org?subject=unsubscribe>
List-Archive: <https://lists.freedesktop.org/archives/dri-devel>
List-Post: <mailto:dri-devel@lists.freedesktop.org>
List-Help: <mailto:dri-devel-request@lists.freedesktop.org?subject=help>
List-Subscribe: <https://lists.freedesktop.org/mailman/listinfo/dri-devel>,
 <mailto:dri-devel-request@lists.freedesktop.org?subject=subscribe>
Errors-To: dri-devel-bounces@lists.freedesktop.org
Sender: "dri-devel" <dri-devel-bounces@lists.freedesktop.org>
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