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 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 258C8EDEC05 for ; Wed, 4 Mar 2026 02:42:52 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 020BD10E926; Wed, 4 Mar 2026 02:42:50 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=kernel-dk.20230601.gappssmtp.com header.i=@kernel-dk.20230601.gappssmtp.com header.b="dhGu8X04"; dkim-atps=neutral Received: from mail-ot1-f42.google.com (mail-ot1-f42.google.com [209.85.210.42]) by gabe.freedesktop.org (Postfix) with ESMTPS id 881F510E927 for ; Wed, 4 Mar 2026 02:42:47 +0000 (UTC) Received: by mail-ot1-f42.google.com with SMTP id 46e09a7af769-7d596a5be31so5399307a34.3 for ; Tue, 03 Mar 2026 18:42:47 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel-dk.20230601.gappssmtp.com; s=20230601; t=1772592167; x=1773196967; darn=lists.freedesktop.org; h=content-transfer-encoding:in-reply-to:from:content-language :references:cc:to:subject:user-agent:mime-version:date:message-id :from:to:cc:subject:date:message-id:reply-to; bh=W7dycZCW1i0wVXbu5i6p68JSQ3h2ubeTDMrk86ISU5M=; b=dhGu8X04ap716HJkpF78VDTeCXLGc+mgnOVwTUgqy/RYTH38PSdp6CAN2pYzIojhMY O+mtDUC8laiUIzmMW0R2d6a/oTM2SLOK14kVYJD5+blTe9rmVcdSExS/mevlME464TaK zrhgE95st+hMHD+PwttjVAZ38wmou93+ppBvuf3jCmj18LVpUWCONW/ElCSLwg2ZP4LA stvhYTxWVZATAdgkpFeX1GR2YjP2tUtUto92iTuHQW9FAacVkM4Zttz38jGEJ7+Nf5fu nDbCIZazvUrzcgaP76h2Iohxg4Ft8a2wtrBjzwyE6i0fXADrKck1gVKvGfADCymSDWC5 LMHg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1772592167; x=1773196967; h=content-transfer-encoding:in-reply-to:from:content-language :references:cc:to:subject:user-agent:mime-version:date:message-id :x-gm-gg:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=W7dycZCW1i0wVXbu5i6p68JSQ3h2ubeTDMrk86ISU5M=; b=LDIhPwZYZfFtEyu+R8gGMOw1+QS0TxcrB7DSGq2EkvhetLbOoT/ezwLSNXnAbsx5+B D4IVARrsE86fcgnCYCIF3vfES2nue+GBvLiy0ny2KBIW/9hHBxeGcFKtFCEITK11rmgA W+scFDS/U42oKHM+Wv3ziypfWnbVcmXKW+06158lfXhaYme8dgc1p3YJ3vOGBX3oCfxp FN6wNTVc9oTNhGPAZLky6FlVvEVNOMkuZyhor/BIpaTXsFcICAEq+KEN+VKPMnzNDKKx 7JWa+xigWD/9/AJMPL5qzTStK4a7PcRfVYozr1E2EknmgR10H9EJF2pGmQBviqlVwDsZ 8J/Q== X-Forwarded-Encrypted: i=1; AJvYcCU1IH5cNiD+L1OnfD43t9n8slTyXhup07pRtrF5npIFb7klm3RtF3t2ChcO81p8MtTu7SeQeJZ0Ivc=@lists.freedesktop.org X-Gm-Message-State: AOJu0YwwWE6tBDCaUZvAPA6sK8D/u/lANIfKZS913Grk3lEi/xxH30PI J90aaRAQocktIDJ43OoXTzh1jSRV88B/L9lmLkeRdaxPE4h9hgX0lKAw3+jlFR1P01I= X-Gm-Gg: ATEYQzyl1nkFxSUSLG0bMHc3F65aCdNRBYEaScvqhcs9Kj3O0GJDw2gHI69bKj7yBDH TEO86QHsCMee9YSPF/VNlm5ZxIM8+99rnuW69EPxQ40BhOiBMR6SFHP/5iwTFHD9KA/kAxGwBtK Bcet+9Ue3jVkOPZ+q83Z3wkWHIjtE51uljkQ5IAlBOXd8Dfkwjf/zZgyHweoneMDo8UkeUKaHUD N+/XcJv0cKgla3l3Eh+e2gJYi4d8U610ZMiL9GncFao4WVCGLbIX6RRnuwJcesXBdbZFcNo/+u2 z6OLJ8UCtG+9I4Fs3fuPiWM+/up0nb5mwLaqm7+g0dV6/1Or53ZKRU7C4AClQiNjY0RAvCFEEYD nauPEbJ/k5AXAlh3DOOLqb3c+GBfs7BirfxzI0MN2y+OntSiDpJTIGSj6tsgv/Hj4ZFPPmHaLfW A5SxgQyOfbWdj36DHVMd/03WkNv83nGpndpcFWvPQH0hzo8V/X+Cmj/n5U7YCzGDYRvPTouj0SI Dv7NbiVHQ== X-Received: by 2002:a05:6820:4a8e:b0:66a:1886:e4bf with SMTP id 006d021491bc7-67b17703546mr346906eaf.22.1772592166871; Tue, 03 Mar 2026 18:42:46 -0800 (PST) Received: from [192.168.1.150] ([198.8.77.157]) by smtp.gmail.com with ESMTPSA id 006d021491bc7-679f2bfee3csm12574800eaf.7.2026.03.03.18.42.41 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 03 Mar 2026 18:42:45 -0800 (PST) Message-ID: Date: Tue, 3 Mar 2026 19:42:40 -0700 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 0/8] mm: globalize rest_of_page() macro To: Jakub Kicinski , Yury Norov Cc: Andrew Morton , "David S. Miller" , "Michael S. Tsirkin" , Theodore Ts'o , Albert Ou , Alexander Duyck , Alexander Gordeev , Alexander Viro , Alexandra Winter , Andreas Dilger , Andrew Lunn , Anna Schumaker , Anton Yakovlev , Arnaldo Carvalho de Melo , Aswin Karuvally , Borislav Petkov , Carlos Maiolino , Catalin Marinas , Chao Yu , Christian Borntraeger , Christian Brauner , Claudio Imbrenda , Dave Hansen , David Airlie , Dominique Martinet , Dongsheng Yang , Eric Dumazet , Eric Van Hensbergen , Heiko Carstens , Herbert Xu , Ingo Molnar , Jaegeuk Kim , Jani Nikula , Janosch Frank , Jaroslav Kysela , Joonas Lahtinen , Latchesar Ionkov , Linus Walleij , Madhavan Srinivasan , Mark Brown , Michael Ellerman , Miklos Szeredi , Namhyung Kim , Palmer Dabbelt , Paolo Abeni , Paolo Bonzini , Paul Walmsley , Peter Zijlstra , Rodrigo Vivi , Sean Christopherson , Simona Vetter , Takashi Iwai , Thomas Gleixner , Trond Myklebust , Tvrtko Ursulin , Vasily Gorbik , Will Deacon , Yury Norov , Zheng Gu , linux-kernel@vger.kernel.org, x86@kernel.org, linux-arm-kernel@lists.infradead.org, linuxppc-dev@lists.ozlabs.org, linux-riscv@lists.infradead.org, kvm@vger.kernel.org, linux-s390@vger.kernel.org, linux-block@vger.kernel.org, intel-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org, dm-devel@lists.linux.dev, netdev@vger.kernel.org, linux-spi@vger.kernel.org, linux-ext4@vger.kernel.org, linux-f2fs-devel@lists.sourceforge.net, linux-fsdevel@vger.kernel.org, linux-xfs@vger.kernel.org, linux-nfs@vger.kernel.org, linux-crypto@vger.kernel.org, linux-mm@kvack.org, linux-perf-users@vger.kernel.org, v9fs@lists.linux.dev, virtualization@lists.linux.dev, linux-sound@vger.kernel.org References: <20260304012717.201797-1-ynorov@nvidia.com> <20260303182845.250bb2de@kernel.org> Content-Language: en-US From: Jens Axboe In-Reply-To: <20260303182845.250bb2de@kernel.org> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" On 3/3/26 7:28 PM, Jakub Kicinski wrote: > On Tue, 3 Mar 2026 20:27:08 -0500 Yury Norov wrote: >> The net/9p networking driver has a handy macro to calculate the >> amount of bytes from a given pointer to the end of page. Move it >> to core/mm, and apply tree-wide. No functional changes intended. >> >> This series was originally introduced as a single patch #07/12 in: >> >> https://lore.kernel.org/all/20260219181407.290201-1-ynorov@nvidia.com/ >> >> Split it for better granularity and submit separately. > > I don't get what the motivation is here. Another helper developers > and readers of the code will need to know about just to replace > obvious and easy to comprehend math. I fully agree, I had the same thought reading this. -- Jens Axboe