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 40DE2FEFB51 for ; Fri, 27 Feb 2026 20:40:35 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id AD71D6B00EB; Fri, 27 Feb 2026 15:40:34 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id A56796B00ED; Fri, 27 Feb 2026 15:40:34 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 959DF6B00EE; Fri, 27 Feb 2026 15:40:34 -0500 (EST) 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 8572F6B00EB for ; Fri, 27 Feb 2026 15:40:34 -0500 (EST) Received: from smtpin02.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay07.hostedemail.com (Postfix) with ESMTP id 232B816095A for ; Fri, 27 Feb 2026 20:40:34 +0000 (UTC) X-FDA: 84491404788.02.3A09E1F Received: from sea.source.kernel.org (sea.source.kernel.org [172.234.252.31]) by imf24.hostedemail.com (Postfix) with ESMTP id 6AC51180008 for ; Fri, 27 Feb 2026 20:40:32 +0000 (UTC) Authentication-Results: imf24.hostedemail.com; dkim=pass header.d=kernel.org header.s=k20201202 header.b=HT+ggsBh; dmarc=pass (policy=quarantine) header.from=kernel.org; spf=pass (imf24.hostedemail.com: domain of david@kernel.org designates 172.234.252.31 as permitted sender) smtp.mailfrom=david@kernel.org ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1772224832; 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:content-transfer-encoding: in-reply-to:in-reply-to:references:references:dkim-signature; bh=FECNkLlBKqZly2Xr+Ia0AutBeK7iF5hsUBM322qLxRk=; b=PZNtg2LHAXUNrq1M0ItSoAY+wmHlbZdoZiFR7A+APZDrQbdA81/GSpPFnVpOtsD14gv1y9 5BTV+JQtolyTJZQVOkkhKhriV8BbrLyxUUFnLOBBfiayBdZP6xXkl6XoZKi5/AVWw1KhQC MAeX8aPVB0RnyD8jsMsMFJFSas9kDN8= ARC-Authentication-Results: i=1; imf24.hostedemail.com; dkim=pass header.d=kernel.org header.s=k20201202 header.b=HT+ggsBh; dmarc=pass (policy=quarantine) header.from=kernel.org; spf=pass (imf24.hostedemail.com: domain of david@kernel.org designates 172.234.252.31 as permitted sender) smtp.mailfrom=david@kernel.org ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1772224832; a=rsa-sha256; cv=none; b=ppEeZtSRQV7IklxteFRyEJ2ho70utgOI/EeXgzc5JUo5zwt2Iw0ATLkajYd4LbdQz2lhht GyeQQcq5/i73ngm75X0ThL8Hpe0EW8UrVusFr8Ahult93HR1NbM0kKUZAPrLj90zoUuJDk xskanyb1AUC8BXw9gPOAxlY/0ZO/ezY= Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by sea.source.kernel.org (Postfix) with ESMTP id 43DBD4175D; Fri, 27 Feb 2026 20:40:31 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id C6137C116C6; Fri, 27 Feb 2026 20:40:23 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1772224830; bh=uXLTmn0UmbB9sAS28s5iTcu9N3dgOYkeLQKoVGtAmEY=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=HT+ggsBhM3HwcyKKY6D9Rx6imRkxiR53dmjIms7mdZaawluoHyaf0dvqDIVXt/9kP ELKCP0j4FGQlIbGw7LpI7TBvh9gQcq+varnTzdNoXgAu73lYql7meSLerSeKyiuKRz RFeag1g0FvfQ0RITxTJ75eILf43ft65j1FPTE+44ZBPC4xFDqtKw44KHhvFXYzCMiE nuZ1QR55gI4C4rl38plH/9LusXHM9LjS+VTjOuhzQl7PvPzKI/IUenlBlyusQ9owZB ONx852aPKUBjk4WJAFPgy3TtdHkyn5X340Igj8IcNRZt7b6vJSopk1aNP6ew0K7uYv TEbjZPd5Th6QA== Message-ID: <1a65d41c-316a-4fd2-9a7d-146644029738@kernel.org> Date: Fri, 27 Feb 2026 21:40:21 +0100 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v4 4/5] mm: rename zone->lock to zone->_lock To: Dmitry Ilvokhin , Andrew Morton , Lorenzo Stoakes , "Liam R. Howlett" , Vlastimil Babka , Mike Rapoport , Suren Baghdasaryan , Michal Hocko , Axel Rasmussen , Yuanchu Xie , Wei Xu , Steven Rostedt , Masami Hiramatsu , Mathieu Desnoyers , "Rafael J. Wysocki" , Pavel Machek , Len Brown , Brendan Jackman , Johannes Weiner , Zi Yan , Oscar Salvador , Qi Zheng , Shakeel Butt Cc: linux-kernel@vger.kernel.org, linux-mm@kvack.org, linux-trace-kernel@vger.kernel.org, linux-pm@vger.kernel.org, "linux-cxl@vger.kernel.orgkernel-team"@meta.com, SeongJae Park References: From: "David Hildenbrand (Arm)" 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: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Rspamd-Server: rspam04 X-Rspamd-Queue-Id: 6AC51180008 X-Stat-Signature: txkkzzi4b437qse3c1pukg18g944bfq7 X-Rspam-User: X-HE-Tag: 1772224832-478951 X-HE-Meta: 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 Q4LomCaa VSqHYx8GDmKtN4Jg= Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On 2/27/26 17:00, Dmitry Ilvokhin wrote: > This intentionally breaks direct users of zone->lock at compile time so > all call sites are converted to the zone lock wrappers. Without the > rename, present and future out-of-tree code could continue using > spin_lock(&zone->lock) and bypass the wrappers and tracing > infrastructure. > > No functional change intended. > > Suggested-by: Andrew Morton > Signed-off-by: Dmitry Ilvokhin > Acked-by: Shakeel Butt > Acked-by: SeongJae Park > --- Acked-by: David Hildenbrand (Arm) -- Cheers, David