From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.133.124]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 62AC8275872 for ; Thu, 28 Aug 2025 07:46:33 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=170.10.133.124 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1756367195; cv=none; b=mjYq9+TKni+Uy/L8w6Xg8iBkxujnWSEMsxtVbAXVZt4lmDzIJW5P2AjaExfJF3iAj5lsV5HtZBUrtYK0g7FkQfcPF4yMFKeK45FewV9SXeNrziTVt/vtaDAiRjFOiY7bsDPS3l4CN+pDEpmJAaTZANKY5grTtjE7lU9DGqJ7GZ0= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1756367195; c=relaxed/simple; bh=7Ac5/fFlxMMYJm2RX8zz5xHU7l2zHTYVR8+KP5LKWNI=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=UCdUkOTccv+Lx/dfMz9045ivZCUz6kFYykTqQTPSGfneAgaWczYf1kImz4dDct/5W7LjU/j71UATk/4NSDiVpiRaG88S0Kbb823+81VgoTImXMXFKSWMW3didFsIQVI1b/yvI56i3tKyWey5wnSCm8uxl+hlYkOneTkPFn+h+3k= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=redhat.com; spf=pass smtp.mailfrom=redhat.com; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b=eHAsVJf/; arc=none smtp.client-ip=170.10.133.124 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=redhat.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=redhat.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="eHAsVJf/" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1756367192; h=from:from: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:autocrypt:autocrypt; bh=QIPVhNdDqwyEUU2mMSzlYSdtbuVp92JbzlpYQuyYJ0w=; b=eHAsVJf/8JCIXyxJzzeRIBtueAyFwQ1Ln8zGGPP7Jn/ZqFZej9yBqXBPuqJpeIKUrYLrqg 1xoHS2SlYmj4WK2OKvOJUZcPn9ftNSqwF/WrEnBwV2qsdHR1BtStfOTUb2awfAYEiGC494 H8EctAe9BeyA52f6x+PPZHaN8DHbnJM= Received: from mail-wr1-f70.google.com (mail-wr1-f70.google.com [209.85.221.70]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-456-kOaSFgoWNl6IOBS6KSyYuw-1; Thu, 28 Aug 2025 03:46:31 -0400 X-MC-Unique: kOaSFgoWNl6IOBS6KSyYuw-1 X-Mimecast-MFC-AGG-ID: kOaSFgoWNl6IOBS6KSyYuw_1756367190 Received: by mail-wr1-f70.google.com with SMTP id ffacd0b85a97d-3c79f0a5bf3so377652f8f.1 for ; Thu, 28 Aug 2025 00:46:30 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1756367190; x=1756971990; h=content-transfer-encoding:in-reply-to:autocrypt:content-language :from:references:cc:to:subject:user-agent:mime-version:date :message-id:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=QIPVhNdDqwyEUU2mMSzlYSdtbuVp92JbzlpYQuyYJ0w=; b=gCi9VZsvZfkJN2LuSbCIljTgQ+Jfvfht2NMUQg2yi+5oHrhHUbVH5S2KKOuXU+zjFz lKCjzcOSNT3kV0S65dj/CVfTTw3Fmb+6g+P/1StVh5HIjT3r4l/4a2tAvG8pn1WeS+1e EXOviu1YTrByxo0pW0qu04+NuCgfGe/1k8tPnRVEJp8eyrijrzAMVGFE+/nCzeiuQfky DfpvExKi+lhN16jC72qoRPz6BoxZMeAOBIaY473a7a+fyMgosi1HEIuVJWYd28m/MoWG 0T5JHz1IKNBrkNaTJ7NVVEtyOc4QFcIWWGnZNCeGUzUMjxApBHl1ljEFYkzLixHhAkhT 7D2Q== X-Forwarded-Encrypted: i=1; AJvYcCXVkKZkMzhDWjlKzu/FAIJmhK0/hVttW5QexA9cgy85/GOiwFmaXmD7yJnIMlGm2qwCrn2eFQ==@lists.linux.dev X-Gm-Message-State: AOJu0Yz/HhuxcClqVyU2gdFW5NTCTCRJWGeTVBJGkjmSAH6krJedgZdl Q4g03XEZ9RxhgvWB4LB2GXPA2GJqz86PmwT2yJWdRnlsSqdwHwwwL+SE/rW5Mw64rDRTwIddZaI gDyH8uM27AtpuP4ARo/TK2mvLvyCsR9nxYYh1ypq3ZAIjrF9aoIOibD9j X-Gm-Gg: ASbGncsMtxKstn/e4xzpsCTCaBuG3wjRxcsBPX2S2JrZn2vXzzr39oTyMlcmRvvEs1K mJOYZbX9XtO7qsvDTl2U9QWYSLx49K37iuJMG6XhcpGINH1BLU8b9qY1cMIlq1WK4wn2dILdFjo JMYL1e4bLNsw4rQ/taV0JRznkTo1/uh9kjathGiCfJ1B2D0Kehb3GAW0ZJ4Xvlbl0ZG9kJebiGK mH6iaAkYB6O5LALiFgevX40pFxJTxj773JNKf2m72IH4J+VTSKng9q5DQ40U96TaYwLFAplr5Az HZI60hD8Nc8gfDEgdTg+ec7klyU0gk1XBP6lMntZ3dU05hfeDPe6UvkFvQ05f6bN/W/ecCsDDOZ jfRyVG3quFfP2Ohm2CkSZM77oloZxuAj0Bgq3WNfizWkC43CfCgB+0lqV3oISRcU/QJI= X-Received: by 2002:a05:6000:18ad:b0:3b7:948a:1361 with SMTP id ffacd0b85a97d-3c5da741330mr15989070f8f.6.1756367189592; Thu, 28 Aug 2025 00:46:29 -0700 (PDT) X-Google-Smtp-Source: AGHT+IHbZS9TwQor8utX8Cftd7hubod4ESO9oJ14F94do36paGGmjXBbrC+y7X5MmcQWQ6JKGQD26w== X-Received: by 2002:a05:6000:18ad:b0:3b7:948a:1361 with SMTP id ffacd0b85a97d-3c5da741330mr15989008f8f.6.1756367189132; Thu, 28 Aug 2025 00:46:29 -0700 (PDT) Received: from ?IPV6:2003:d8:2f28:c100:2225:10aa:f247:7b85? (p200300d82f28c100222510aaf2477b85.dip0.t-ipconnect.de. [2003:d8:2f28:c100:2225:10aa:f247:7b85]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-45b6b1cdf05sm35411485e9.1.2025.08.28.00.46.26 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 28 Aug 2025 00:46:28 -0700 (PDT) Message-ID: <0e1c0fe1-4dd1-46dc-8ce8-a6bf6e4c3e80@redhat.com> Date: Thu, 28 Aug 2025 09:46:25 +0200 Precedence: bulk X-Mailing-List: iommu@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v1 12/36] mm: simplify folio_page() and folio_page_idx() To: Wei Yang Cc: linux-kernel@vger.kernel.org, Zi Yan , Alexander Potapenko , Andrew Morton , Brendan Jackman , Christoph Lameter , Dennis Zhou , Dmitry Vyukov , dri-devel@lists.freedesktop.org, intel-gfx@lists.freedesktop.org, iommu@lists.linux.dev, io-uring@vger.kernel.org, Jason Gunthorpe , Jens Axboe , Johannes Weiner , John Hubbard , kasan-dev@googlegroups.com, kvm@vger.kernel.org, "Liam R. Howlett" , Linus Torvalds , linux-arm-kernel@axis.com, linux-arm-kernel@lists.infradead.org, linux-crypto@vger.kernel.org, linux-ide@vger.kernel.org, linux-kselftest@vger.kernel.org, linux-mips@vger.kernel.org, linux-mmc@vger.kernel.org, linux-mm@kvack.org, linux-riscv@lists.infradead.org, linux-s390@vger.kernel.org, linux-scsi@vger.kernel.org, Lorenzo Stoakes , Marco Elver , Marek Szyprowski , Michal Hocko , Mike Rapoport , Muchun Song , netdev@vger.kernel.org, Oscar Salvador , Peter Xu , Robin Murphy , Suren Baghdasaryan , Tejun Heo , virtualization@lists.linux.dev, Vlastimil Babka , wireguard@lists.zx2c4.com, x86@kernel.org References: <20250827220141.262669-1-david@redhat.com> <20250827220141.262669-13-david@redhat.com> <20250828074356.3xiuqugokg36yuxw@master> From: David Hildenbrand Autocrypt: addr=david@redhat.com; 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 B3JfpUqcWwE7vUaYrHG1nw54pLUoPG6sAA7Mehl3nd4pZUALHwARAQABzSREYXZpZCBIaWxk ZW5icmFuZCA8ZGF2aWRAcmVkaGF0LmNvbT7CwZoEEwEIAEQCGwMCF4ACGQEFCwkIBwICIgIG FQoJCAsCBBYCAwECHgcWIQQb2cqtc1xMOkYN/MpN3hD3AP+DWgUCaJzangUJJlgIpAAKCRBN 3hD3AP+DWhAxD/9wcL0A+2rtaAmutaKTfxhTP0b4AAp1r/eLxjrbfbCCmh4pqzBhmSX/4z11 opn2KqcOsueRF1t2ENLOWzQu3Roiny2HOU7DajqB4dm1BVMaXQya5ae2ghzlJN9SIoopTWlR 0Af3hPj5E2PYvQhlcqeoehKlBo9rROJv/rjmr2x0yOM8qeTroH/ZzNlCtJ56AsE6Tvl+r7cW 3x7/Jq5WvWeudKrhFh7/yQ7eRvHCjd9bBrZTlgAfiHmX9AnCCPRPpNGNedV9Yty2Jnxhfmbv Pw37LA/jef8zlCDyUh2KCU1xVEOWqg15o1RtTyGV1nXV2O/mfuQJud5vIgzBvHhypc3p6VZJ lEf8YmT+Ol5P7SfCs5/uGdWUYQEMqOlg6w9R4Pe8d+mk8KGvfE9/zTwGg0nRgKqlQXrWRERv cuEwQbridlPAoQHrFWtwpgYMXx2TaZ3sihcIPo9uU5eBs0rf4mOERY75SK+Ekayv2ucTfjxr Kf014py2aoRJHuvy85ee/zIyLmve5hngZTTe3Wg3TInT9UTFzTPhItam6dZ1xqdTGHZYGU0O otRHcwLGt470grdiob6PfVTXoHlBvkWRadMhSuG4RORCDpq89vu5QralFNIf3EysNohoFy2A LYg2/D53xbU/aa4DDzBb5b1Rkg/udO1gZocVQWrDh6I2K3+cCs7BTQRVy5+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: <20250828074356.3xiuqugokg36yuxw@master> X-Mimecast-Spam-Score: 0 X-Mimecast-MFC-PROC-ID: Aoffj1zBrxYqKZYzUjFewTD6_PzC6-iZox2Gk3ciNt4_1756367190 X-Mimecast-Originator: redhat.com Content-Language: en-US Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit > > Curious about why it is in page-flags.h. It seems not related to page-flags. Likely because we have the page_folio() in there as well. -- Cheers David / dhildenb