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 09CB638F927; Thu, 30 Apr 2026 03:26:37 +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=1777519597; cv=none; b=k+T9OyfhNj//1ZNcMcEas26hpGS6678jnq5cWXiIjqmPT/jk7BiAATOlPR4qyf5qCmHTYibMtChvN2esII0q2FKp3onU1Uqf5XYlKF+2iiYmcdL+DHiakTTp14daq7etrxsmMJs/6ROacQoRmBuIfQLh0zSyfxZ3w/SNJnA0OoA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1777519597; c=relaxed/simple; bh=bc+dg0Bc8LDaQ9OEb5RjsesIcFKeDCO/6xovARLSG30=; h=Content-Type:MIME-Version:Subject:From:Message-Id:Date:References: In-Reply-To:To:Cc; b=e2gzOzooa4ruTjvRVN+Ji3VZpVOa0daBGeS5ExFUSmf58lHK7TEYNwjhFayXJjR5t35lhCaeYFaHTs+md58RwmVJlyfkTVVC7Ax+EoWDnCQ4GFCPMpRmtl54uQ73t8zz9b7z+H98MeUpb/L8foZk+H/BIjxo1DmpQzozXV6FvNk= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=geUpuuDM; 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="geUpuuDM" Received: by smtp.kernel.org (Postfix) with ESMTPSA id DF135C2BCB9; Thu, 30 Apr 2026 03:26:36 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1777519596; bh=bc+dg0Bc8LDaQ9OEb5RjsesIcFKeDCO/6xovARLSG30=; h=Subject:From:Date:References:In-Reply-To:To:Cc:From; b=geUpuuDMCyhCp6bEdcbfN0LxnZCUCG0dgvu3qA/x+vL21nkrLzZ8fbVpg72WGZE28 GW58cY5htqwvpdHnIBBxusd/QaNcLFa+lj440eecLAww3/Tl672LYNkzLLEjf/tTSC BpJ/B2ryHel/66TKXqJYyWj2hlvJjZgUYAyyblpCJqEkiH+W7IzZtgCsm05BvXOqTC 7UXOUp/0g8nuPuEp/UKXTadmyETa8KxH8Ey5ukE8RHBtYyFcXm2Y2LcaUH2nkGobnw UofVwlyT6LtPYOcYzQrW4VSyZ9ncKX38Ij7OlcUNxKwM+79KdZnCJOFbQp/inSmfSd OIy8h9cqLZpvQ== Received: from [10.30.226.235] (localhost [IPv6:::1]) by aws-us-west-2-korg-oddjob-rhel9-1.codeaurora.org (Postfix) with ESMTP id 3FDD13809A07; Thu, 30 Apr 2026 03:25:53 +0000 (UTC) Content-Type: text/plain; charset="utf-8" Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: Re: [PATCHv7 12/18] mm/hugetlb: Remove fake head pages From: patchwork-bot+linux-riscv@kernel.org Message-Id: <177751955179.2274119.2481489263486900849.git-patchwork-notify@kernel.org> Date: Thu, 30 Apr 2026 03:25:51 +0000 References: <20260227193030.272078-12-kas@kernel.org> In-Reply-To: <20260227193030.272078-12-kas@kernel.org> To: Kiryl Shutsemau (Meta) Cc: linux-riscv@lists.infradead.org, akpm@linux-foundation.org, muchun.song@linux.dev, david@redhat.com, willy@infradead.org, usamaarif642@gmail.com, fvdl@google.com, osalvador@suse.de, rppt@kernel.org, vbabka@suse.cz, lorenzo.stoakes@oracle.com, ziy@nvidia.com, bhe@redhat.com, mhocko@suse.com, hannes@cmpxchg.org, corbet@lwn.net, chenhuacai@kernel.org, kernel@xen0n.name, palmer@dabbelt.com, paul.walmsley@sifive.com, aou@eecs.berkeley.edu, alex@ghiti.fr, kernel-team@meta.com, linux-mm@kvack.org, linux-kernel@vger.kernel.org, linux-doc@vger.kernel.org, loongarch@lists.linux.dev Hello: This patch was applied to riscv/linux.git (fixes) by Andrew Morton : On Fri, 27 Feb 2026 19:30:13 +0000 you wrote: > From: Kiryl Shutsemau > > HugeTLB Vmemmap Optimization (HVO) reduces memory usage by freeing most > vmemmap pages for huge pages and remapping the freed range to a single > page containing the struct page metadata. > > With the new mask-based compound_info encoding (for power-of-2 struct > page sizes), all tail pages of the same order are now identical > regardless of which compound page they belong to. This means the tail > pages can be truly shared without fake heads. > > [...] Here is the summary with links: - [PATCHv7,12/18] mm/hugetlb: Remove fake head pages https://git.kernel.org/riscv/c/622026e87c40 You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html