From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 806393B7B76; Mon, 16 Mar 2026 16:30:58 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1773678658; cv=none; b=IEwFATUYiN1unwLGR4PEJkPW5xR382gYz5ip13dMArmsp8UsrS/yU0aXD1gKQizvO8ZbNKMZjBU+GAkSo5fuWy4rfOq9E7VO3nLHEpYsQpqsDucS6VvmiPJX2cZKw5xV2ArLGHj9UvY7L5fmSAXsayNEHjAJ/HfXYgkteYak2DI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1773678658; c=relaxed/simple; bh=CvqhlbZ6pZRpmgYEengTiRdk2wqsmPtfd4AlTRX6XAQ=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=uHwO2etz2KuOsnEKaKA8vkF9Fh/ZcXVKxd83Zk7A+uqhy7R5g8NfkcVYzYlPIter5FC6q5x2WrOIqy8RAwkyeDDtH7/Lg4gqH8emnQ2jS3B8uwaMUhIPHh92UZTR9L8MbVukj+izRua1RS6d3Y0J6089dc3JQlwsZBpJ16S437E= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=lS0PsNXH; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="lS0PsNXH" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 961D6C19421; Mon, 16 Mar 2026 16:30:50 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1773678658; bh=CvqhlbZ6pZRpmgYEengTiRdk2wqsmPtfd4AlTRX6XAQ=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=lS0PsNXH9/7mKjFbl7P6BYXKU5yTyrWNZZgvFNT4ECWzUajz0KDb7gPKpFteZGR3F xd0gnK4HNCVXh9YpkBomXUnaGgldp1N6Rgf8QdFarxvNkGe6W4L9e0UWPDkWcrgBr1 6YbftjhWSFs9ocW1Ak31uKAKbdPErLg7x9IGs6ryGTEwqny4xCRIi4C/M2iZOLX0ld I1hCgyfHQGxJk+lopAMeHCpqY1kTYSNWnOxYeXL0B+8TZ2oztbYTDOeXzuT/AbE3Cm JWAojxIDMDmnmBOnAWUQ41bnzyxd/N0ZFQOzZW7WR9rTWTsLFwV9NPP46L9zsQ+dsN 2Uz8Da6DiL9bA== Message-ID: <02c62e7b-9ece-4334-8312-52d635dc6171@kernel.org> Date: Mon, 16 Mar 2026 17:30:48 +0100 Precedence: bulk X-Mailing-List: linux-doc@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCHv7 05/18] riscv/mm: Align vmemmap to maximal folio size To: "Kiryl Shutsemau (Meta)" , Andrew Morton , Muchun Song , Matthew Wilcox , Usama Arif , Frank van der Linden Cc: Oscar Salvador , Mike Rapoport , Vlastimil Babka , Lorenzo Stoakes , Zi Yan , Baoquan He , Michal Hocko , Johannes Weiner , Jonathan Corbet , Huacai Chen , WANG Xuerui , Palmer Dabbelt , Paul Walmsley , Albert Ou , Alexandre Ghiti , kernel-team@meta.com, linux-mm@kvack.org, linux-kernel@vger.kernel.org, linux-doc@vger.kernel.org, loongarch@lists.linux.dev, linux-riscv@lists.infradead.org References: <20260227194302.274384-1-kas@kernel.org> <20260227194302.274384-6-kas@kernel.org> From: "David Hildenbrand (Arm)" Content-Language: en-US Autocrypt: addr=david@kernel.org; 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charset=UTF-8 Content-Transfer-Encoding: 7bit On 2/27/26 20:42, Kiryl Shutsemau (Meta) wrote: > From: Kiryl Shutsemau > > The upcoming change to the HugeTLB vmemmap optimization (HVO) requires > struct pages of the head page to be naturally aligned with regard to the > folio size. > > Align vmemmap to the newly introduced MAX_FOLIO_VMEMMAP_ALIGN. > > Signed-off-by: Kiryl Shutsemau > --- Acked-by: David Hildenbrand (Arm) -- Cheers, David