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 D871436073C; Thu, 22 Jan 2026 16:56:05 +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=1769100966; cv=none; b=Hjqrm83FR62NlVnhmnf4StemeeqodUFEzJ16Sc5siy+bUf6+ye1kTB6FkpOPelBjr3xJ4n36VkR+BveN+PAekaWfD2AGN5z1de5AFSwBplPornlOlfiZG7YGiBlf/rnK+NtCB1IIyKqBRPcHgr328ku3s3UkcgkVAFi3nLJy8/E= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1769100966; c=relaxed/simple; bh=jrjPF0WwvPZPRM6P6o/2VJJe4697MQWP7qZdUYFxSHY=; h=Date:From:To:Cc:Subject:Message-Id:In-Reply-To:References: Mime-Version:Content-Type; b=FfzVpXMoC1VYD/UNUbYAS6OqiLIDmX2LDiqZ0fsF03BsaZfj4t6gidVSSOWQCaGMjucs4bvtbuSI2bj9cysB/eWfHaOByX5f5l+cxW186bh3a/fNgej54N1LBh0bZjRFmpfNB1weuUUOuUhSAVDcaiWQs8xfQArP5ddXJo0HE7Y= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux-foundation.org header.i=@linux-foundation.org header.b=UTEaHcdr; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux-foundation.org header.i=@linux-foundation.org header.b="UTEaHcdr" Received: by smtp.kernel.org (Postfix) with ESMTPSA id C451BC116C6; Thu, 22 Jan 2026 16:56:01 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1769100964; bh=jrjPF0WwvPZPRM6P6o/2VJJe4697MQWP7qZdUYFxSHY=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=UTEaHcdr42aH4+na9j15KfpiqbAYafbC0X2iMUD6k4y/YtdzCCZ1DycwTLHJx0PPt +CS99+ai15VAAJyTlXJod09HI5BHg9DqD+81D8WgglFvTzCgDavAE+Qd9mUxEIoEfe 6FnS53cyUDclSITvSvJ4wllykWndkBImnZdCxvZI= Date: Thu, 22 Jan 2026 08:56:01 -0800 From: Andrew Morton To: Lorenzo Stoakes Cc: Jarkko Sakkinen , Dave Hansen , Thomas Gleixner , Ingo Molnar , Borislav Petkov , x86@kernel.org, "H . Peter Anvin" , Arnd Bergmann , Greg Kroah-Hartman , Dan Williams , Vishal Verma , Dave Jiang , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter , Jani Nikula , Joonas Lahtinen , Rodrigo Vivi , Tvrtko Ursulin , Christian Koenig , Huang Rui , Matthew Auld , Matthew Brost , Alexander Viro , Christian Brauner , Jan Kara , Benjamin LaHaise , Gao Xiang , Chao Yu , Yue Hu , Jeffle Xu , Sandeep Dhavale , Hongbo Li , Chunhai Guo , Theodore Ts'o , Andreas Dilger , Muchun Song , Oscar Salvador , David Hildenbrand , Konstantin Komarov , Mike Marshall , Martin Brandenburg , Tony Luck , Reinette Chatre , Dave Martin , James Morse , Babu Moger , Carlos Maiolino , Damien Le Moal , Naohiro Aota , Johannes Thumshirn , Matthew Wilcox , "Liam R . Howlett" , Vlastimil Babka , Mike Rapoport , Suren Baghdasaryan , Michal Hocko , Hugh Dickins , Baolin Wang , Zi Yan , Nico Pache , Ryan Roberts , Dev Jain , Barry Song , Lance Yang , Jann Horn , Pedro Falcato , David Howells , Paul Moore , James Morris , "Serge E . Hallyn" , Yury Norov , Rasmus Villemoes , linux-sgx@vger.kernel.org, linux-kernel@vger.kernel.org, nvdimm@lists.linux.dev, linux-cxl@vger.kernel.org, dri-devel@lists.freedesktop.org, intel-gfx@lists.freedesktop.org, linux-fsdevel@vger.kernel.org, linux-aio@kvack.org, linux-erofs@lists.ozlabs.org, linux-ext4@vger.kernel.org, linux-mm@kvack.org, ntfs3@lists.linux.dev, devel@lists.orangefs.org, linux-xfs@vger.kernel.org, keyrings@vger.kernel.org, linux-security-module@vger.kernel.org, Jason Gunthorpe Subject: Re: [PATCH v2 00/13] mm: add bitmap VMA flag helpers and convert all mmap_prepare to use them Message-Id: <20260122085601.4d40447ca2f9a060d3140212@linux-foundation.org> In-Reply-To: References: X-Mailer: Sylpheed 3.8.0beta1 (GTK+ 2.24.33; x86_64-pc-linux-gnu) Precedence: bulk X-Mailing-List: linux-sgx@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit On Thu, 22 Jan 2026 16:06:09 +0000 Lorenzo Stoakes wrote: > We introduced the bitmap VMA type vma_flags_t in the aptly named commit > 9ea35a25d51b ("mm: introduce VMA flags bitmap type") in order to permit > future growth in VMA flags and to prevent the asinine requirement that VMA > flags be available to 64-bit kernels only if they happened to use a bit > number about 32-bits. > > This is a long-term project as there are very many users of VMA flags > within the kernel that need to be updated in order to utilise this new > type. > > In order to further this aim, this series adds a number of helper functions > to enable ordinary interactions with VMA flags - that is testing, setting > and clearing them. Thanks, I updated mm.git to this version. I dropped the memfd_luo.c hunk due to today's inclusion of https://lkml.kernel.org/r/20260122151842.4069702-3-pratyush@kernel.org `get_maintainer --nogit' wants me to cc 72 people on this patchset. I didn't ;)