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Wed, 04 Mar 2026 13:49:40 +1100 (AEDT) Received: by mail-pl1-x649.google.com with SMTP id d9443c01a7336-2ae66ee7354so7476975ad.0 for ; Tue, 03 Mar 2026 18:49:40 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20230601; t=1772592578; x=1773197378; darn=lists.ozlabs.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=LsQ2GCiiKRW40w10UjHVt332JDrcjMZUx0TkjF+PjkM1Qo99Xv4XCuDU3fGaGAd6j4 /JTgQS8TeGxi6wVoeqHlBQV/i9S/+fjLYiaEMKO4BA1FyFR9Q5wdtO4vbP/RGpcqAq6a lEq1CehcYIxYJ4xjILvERlUv74njHmdbTtht7OLLea1+6TP1MD1ZUgpZYTYKMOeDgbDV iQHbAa4icFIELARKdIA1qN1ZttnCdTYKppBTJEgtvldcIhi0gO1k29Hfdj7+6+FDoCYG V1FeeBRp4RDcrFkfmmgiuXQvawGMPnEHMH4S0l9J1O7po2HTgxXUQ3rWaq6qtP/ch6gI i7Aw== 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=aTlErtCJ1PczMKLCTpim9TcRyTy/ts8TnbzyhRrbsoCUjnUyFyeHiHvbg4NSG7UKf6 eiJsSOpyZJf66r7bE+xSDeya8ETov5D64c1OuPecUbS4FVWUKFfO6wTNkYL9bRitA70E 92blMFsP+eBwteLdacje8XwXiRrTWPFIOXL7P8eLuEFdDXMtHdRV29e9eF1c1epNm83Y 8s6BxBM95TFay2p86zQhukRjXbRy/jl9MYay6Sw6aXd4Fc2xx6AplJyoaHspaRk8RiC+ CDm52Pu659UoyKMuH5BynjPcEv0+tZxQqnBPQ6RNgJKPONgzaQJuLiTd61mqv51SYrs2 9hTw== X-Forwarded-Encrypted: i=1; AJvYcCWZuh5+cbMMBW4mWdkRccHcfQw5lMLaVGNfABsqx98QWLPOGac8R46D5aRUKyUZsjJJHSggRlKRuyQmkRQ=@lists.ozlabs.org X-Gm-Message-State: AOJu0YyPiBu/gKa8E03XrXQm1NQcb3gN6Y4WURQYgDzjB03qzQSlLoFv ZOQ6q2Bls/IX9D2bnpLTlPHR2ajUrlqTiNQecNCNc3jowkdLDF7v26o8TAj6dgkVuW7ij//MYGT hwFqrSg== 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: X-Mailing-List: linuxppc-dev@lists.ozlabs.org List-Id: List-Help: List-Owner: List-Post: List-Archive: , List-Subscribe: , , List-Unsubscribe: Precedence: list 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" 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.