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 02B6FEDEC02 for ; Wed, 4 Mar 2026 02:49:41 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 4677510E931; Wed, 4 Mar 2026 02:49:40 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=google.com header.i=@google.com header.b="3r/wx9FS"; dkim-atps=neutral Received: from mail-pl1-f201.google.com (mail-pl1-f201.google.com [209.85.214.201]) by gabe.freedesktop.org (Postfix) with ESMTPS id 1D66C10E930 for ; Wed, 4 Mar 2026 02:49:39 +0000 (UTC) Received: by mail-pl1-f201.google.com with SMTP id d9443c01a7336-2adef9d486bso57001085ad.2 for ; Tue, 03 Mar 2026 18:49:39 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20230601; t=1772592578; x=1773197378; darn=lists.freedesktop.org; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:from:to:cc:subject:date:message-id:reply-to; bh=wlfxAiLCYE9X+ss6Nds/jzCWOjzdQvgrRAY6r5Hx7j0=; b=3r/wx9FSARarks8w7Znu5v8G/BsZ4L/2OmdEY/pO/TRpjb6kPzBdpOCbJSSUJzRzuQ 4JBoCndAMo26C667UEqzb/4tEtZx+dlMJijUTHQ5MozepYqEQ/eWh3x8YO+Myc3BVyLz 8/Fda90Btj6fxtp+rH5vUR9YWYabqxaZtCKIC1A8lwEAldBrACCgBkz3O7eVyWYYr6uz 2OTQye2t0yho1SvKdcZk3/m2Bp9NMtzkJaqEDzIAlup+6PyCz4LdiFOyGbaRFW3nTTfe Dl82cjJyXbr9NPobi+YT9x7HHsOaPgRg2A2b0PQdHjbiuvgSJNLo2NYgBEPW0p7hecgt nMxA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1772592578; x=1773197378; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=wlfxAiLCYE9X+ss6Nds/jzCWOjzdQvgrRAY6r5Hx7j0=; b=FWS8uSqVsRZOx+dlnM8JJBW9x6qZLuPr2Fr2WvQtaYOBZQDNNeit0PvT+5wGQTNH/e mOTA4lo/NPXcPAU9CyP1LN1h6PMPHTeIMJfLFyQG70lQNFUGzeL0BAiaEOgoeo208u4E TnbSljvDyC4fwJNK75NUmh/XFcXRZBkiAXTXTTEFQp6D78BRmd54jpiDDJTzUeDI/s2a oFcXXWaEpJNrQYikBKo1thCvl14Vf6nTy/W0aWQeln/tFFQbib8evQcrKUfNaB0KqS6+ CS0NCS12JZdx9KBpWVL8geZbcy9DRgPy3i8ZTF6kuHGK7m8qVn7Zwnw3GttgKpp515kL kodg== X-Forwarded-Encrypted: i=1; AJvYcCWRJS7gXl3wRVre0ZlznblgKjkRtO2OvSgZm8s8/0r6RsajS+n55xHrW2WYWYEi7Vn5IaiRSFaFsVs=@lists.freedesktop.org X-Gm-Message-State: AOJu0YyAVJt1nitBeWiUwaxEwQnHMzPsbdd7gg13DjueZVpHTlGeS1rO iKpfTibngVHrKCokcC71Q7cKVjrE65iMDfm8dW0hEiPP8Vl9267CqOZgoKCobAOk+rknlL/8vkn IpNy+8g== X-Received: from plzv9.prod.google.com ([2002:a17:902:b7c9:b0:2ae:6338:73ca]) (user=seanjc job=prod-delivery.src-stubby-dispatcher) by 2002:a17:903:2446:b0:2ae:483f:b239 with SMTP id d9443c01a7336-2ae6aaf9469mr6114485ad.30.1772592577810; Tue, 03 Mar 2026 18:49:37 -0800 (PST) Date: Tue, 3 Mar 2026 18:49:36 -0800 In-Reply-To: Mime-Version: 1.0 References: <20260304012717.201797-1-ynorov@nvidia.com> <20260303182845.250bb2de@kernel.org> Message-ID: Subject: Re: [PATCH 0/8] mm: globalize rest_of_page() macro From: Sean Christopherson To: Jens Axboe Cc: Jakub Kicinski , Yury Norov , 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 , 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 Content-Type: text/plain; charset="us-ascii" 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 Tue, Mar 03, 2026, Jens Axboe wrote: > 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. +1 from KVM-land.