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 4685AC61CE2 for ; Tue, 25 Aug 2026 10:39:35 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 5C3C76B00A0; Tue, 25 Aug 2026 06:39:34 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 5758A6B00A1; Tue, 25 Aug 2026 06:39:34 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 48A4E6B00A4; Tue, 25 Aug 2026 06:39:34 -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 222D56B00A0 for ; Tue, 25 Aug 2026 06:39:34 -0400 (EDT) Received: from smtpin26.hostedemail.com (lb01a-stub [10.200.18.249]) by unirelay04.hostedemail.com (Postfix) with ESMTP id 3003E1A02D2 for ; Tue, 25 Aug 2026 10:39:33 +0000 (UTC) X-FDA: 85139445426.26.04EF6AA Received: from tor.source.kernel.org (tor.source.kernel.org [172.105.4.254]) by imf04.hostedemail.com (Postfix) with ESMTP id 757D740003 for ; Tue, 25 Aug 2026 10:39:31 +0000 (UTC) Authentication-Results: imf04.hostedemail.com; dkim=pass header.d=kernel.org header.s=k20260515 header.b=U4ZJI5zY; spf=pass (imf04.hostedemail.com: domain of david@kernel.org designates 172.105.4.254 as permitted sender) smtp.mailfrom=david@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=1787654371; 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=2pfyC70VTeEHNhi8GTqGjc/VA+Hc6QL5N9qVfae32WA=; b=XGwx2wfrGUdw2b47iAfzsq0Qsw9tceq8Oo1Eqs3ovk+HFUF7TLUv5rqiCwACVXyqa/mo1E R0UfplLaPXYMLjSoc7KCLjUDCdUcHJK3623O+Qb65Fwt9uI7oyyAGM4WoEw0Vnw34eFRuN 9Nlllu2v3IXnrYRyOUZkXl9v1xbSi3M= ARC-Authentication-Results: i=1; imf04.hostedemail.com; dkim=pass header.d=kernel.org header.s=k20260515 header.b=U4ZJI5zY; spf=pass (imf04.hostedemail.com: domain of david@kernel.org designates 172.105.4.254 as permitted sender) smtp.mailfrom=david@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=1787654371; b=UBiDxTLu6V0FrL9pStFsC1nuFAlpAtR7dgbsF25Gxi/Byn+tSIX5IzFzF1zzf+tCjBi01u mvWefEWQKaFn6iSNj05pTW3MDadWu1KTT5Dpdt/ZBpzX2tb+AAAg0R7e2KgdtPLk9xMas+ D0mcfSuO7zsUu0XNRnPIIimy0F7dJ8A= Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) by tor.source.kernel.org (Postfix) with ESMTP id 41C346011F; Tue, 25 Aug 2026 10:39:30 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 376981F000E9; Tue, 25 Aug 2026 10:39:25 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1787654370; bh=2pfyC70VTeEHNhi8GTqGjc/VA+Hc6QL5N9qVfae32WA=; h=Date:Subject:To:Cc:References:From:In-Reply-To; b=U4ZJI5zYP2V6EPIIYN2kcn1jUE+EGkfhzbAlUhtKoU8NzO/mTfcj2xW8DLsZi8WiI qfg9GLq6a0vS0JZl6oSA20GvHC2lKlGn92ciNwwdKVHK8u+MjiMki20DWYjG+4WOmf j7Vu7qT7Du652OPAv98mTOWrvA02WG966PVMb9ARPnyo1VCjUrLDwuS1O9Hu6wubw8 hpOyZJ189fDI27lzKYRdFmdk/PFGz7udyyMMJg80/dLrEgKe4fZvi/9v2tsNJ5gVTP wvUZnt7N+IN6r/HDe9FzhcLRpd6W0CSCCuO5gc7r+O74pfMWpWc4aC3zhQbD78te6q SWXWjbOcryRiw== Message-ID: Date: Tue, 25 Aug 2026 12:39:23 +0200 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v2 1/3] mm/memory.c: rename walk_to_pmd() to populate_to_pmd() To: Avi Weiss , Andrew Morton Cc: Lorenzo Stoakes , "Liam R. Howlett" , Vlastimil Babka , Mike Rapoport , Suren Baghdasaryan , Michal Hocko , Soheil Hassas Yeganeh , Arjun Roy , Eric Dumazet , linux-mm@kvack.org, linux-kernel@vger.kernel.org References: <1d3d22df3b43080855d4728095f9ebaddfd7bf88.1785847364.git.thnkslprpt@gmail.com> 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: <1d3d22df3b43080855d4728095f9ebaddfd7bf88.1785847364.git.thnkslprpt@gmail.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Rspamd-Server: rspam05 X-Rspamd-Queue-Id: 757D740003 X-Stat-Signature: q83e74q5w87b588h4zcy4gn4nx9i7j78 X-Rspam-User: X-HE-Tag: 1787654371-478659 X-HE-Meta: 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 UYqOwK0Z 3pu4N8+HHu6+VTmA49Js5FweIhRfoN7ewNSGN6EBNbpbafozTSY6Ac9eCjS6F1cSM93Wx8MGAP+NBViDQMu/2C0NLhDCgx8Bfx/E2z3HeSe2LsWMGIJyXwYTBF5Bkk1H5P16Q2dMtZbTfvw9LmmniBT1EI6rBLc+7KmcvhI4bbNlzpQ4GxtLQhV3tbaK2IEm0kX1GNd8h46InXQaXo8uAfvY2FO9AOnMfnSxCPM3pKBtn3jXNHQryu3J8bh+AtlzH9az1BaZ8JW4K5vQVM3sEFe/CMlGgG1nwOfKE0epxbwm2ZSCrZN066h82zQ== Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On 8/5/26 16:42, Avi Weiss wrote: > This helper allocates any missing page-table levels (it doesn't just > 'walk'. Rename for clarity. I don't think that's any clearer. The point it that population is just a side-effect of performing the walk. The main job of this function is to return a pmd_t pointer. -- Cheers, David