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 BD1343E9589; Thu, 19 Mar 2026 17:20:37 +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=1773940837; cv=none; b=IebSjh3G6Idvh7svKP/f82aB9aN99Ha5JoX3sR50YfHAFt6DhCvwCvoS7EfWLIwAkowFkixGlF9oQgs2li5gG0oOvtc5CMDGYrd5wYG1ZABCJiZ8FVTlcbLS79RB6beE2fSzBa4pJFyxd2LhFcFqVKO0E/03P6DAPHedjpS9hSw= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1773940837; c=relaxed/simple; bh=7WKgNaoLHZy+p07zFzG+uBXisQ4HbwxhhgHjiSoiZqk=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=OYHw0/P4ArcUIsqqiqtksjJGbXnt7lWNpuHLbtNgPjmU50+YqVhZ5VtWe3x381VuDqmomg2Y8pDH6fF4yH8EdUipqdOl4SZ2YmqOn5NF0kd4V9KLoVfAnPv4CV3/vWauWXg92PAk9o/fc6dmPB4/rJ/vle8K7SwWEE6GX7XN2Lg= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=ffSI6bz5; 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="ffSI6bz5" Received: by smtp.kernel.org (Postfix) with ESMTPSA id E73FCC19425; Thu, 19 Mar 2026 17:20:25 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1773940837; bh=7WKgNaoLHZy+p07zFzG+uBXisQ4HbwxhhgHjiSoiZqk=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=ffSI6bz53zQJuafJNtvM0FXrQJK6TSoiAy3TsE/OHG+oBO774YE9Uq3ERY0vLajMq foC9QTSU4NBbGhonH60yk0rap8lV3ZJiY0EdZg4ohtjFxDdP03WSSuv7FxOfb2gNRf 4Tk0tb7MTeJ/T9jngjYvWOB7yaJiVrqkxSsZr8VaEiHU45hzdr+GUo5kh19vXtO0bW q9aU3TOVflRNsW/UNdynX4mjKb683rFQGdGwpblrX7NCqBLWvGBpQLTxS9zEs4EM+S 6Jfsi2AkaiHj/WZ4zV6R2NgeHtz6Hh0jtHlsQEY+sWmOdz5CYdHv4iR/em4M/Sr5Ei 2g4iqlwGBs5oQ== Message-ID: <50ff8894-3013-48e3-91ae-e96499ac394b@kernel.org> Date: Thu, 19 Mar 2026 18:20:23 +0100 Precedence: bulk X-Mailing-List: linux-hexagon@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v3 07/23] mm/vma: add append_vma_flags() helper Content-Language: en-US To: "Lorenzo Stoakes (Oracle)" , Andrew Morton Cc: David Hildenbrand , "Liam R . Howlett" , Jann Horn , Pedro Falcato , Mike Rapoport , Suren Baghdasaryan , Kees Cook , linux-mm@kvack.org, linux-kernel@vger.kernel.org, Vineet Gupta , Russell King , Catalin Marinas , Will Deacon , Brian Cain , Huacai Chen , WANG Xuerui , Thomas Bogendoerfer , Dinh Nguyen , Madhavan Srinivasan , Michael Ellerman , Nicholas Piggin , Christophe Leroy , Paul Walmsley , Palmer Dabbelt , Albert Ou , Alexandre Ghiti , Heiko Carstens , Vasily Gorbik , Alexander Gordeev , Christian Borntraeger , Sven Schnelle , Thomas Gleixner , Ingo Molnar , Borislav Petkov , Dave Hansen , x86@kernel.org, "H . Peter Anvin" , Richard Weinberger , Anton Ivanov , Johannes Berg , Alexander Viro , Christian Brauner , Jan Kara , Xu Xin , Chengming Zhou , Michal Hocko , Paul Moore , Stephen Smalley , Ondrej Mosnacek , linux-snps-arc@lists.infradead.org, linux-arm-kernel@lists.infradead.org, linux-hexagon@vger.kernel.org, loongarch@lists.linux.dev, linux-mips@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-riscv@lists.infradead.org, linux-s390@vger.kernel.org, linux-um@lists.infradead.org, linux-fsdevel@vger.kernel.org, selinux@vger.kernel.org References: <868641e2dbf62e3e04108a0b8092df25c250e3b9.1773846935.git.ljs@kernel.org> From: "Vlastimil Babka (SUSE)" In-Reply-To: <868641e2dbf62e3e04108a0b8092df25c250e3b9.1773846935.git.ljs@kernel.org> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit On 3/18/26 16:50, Lorenzo Stoakes (Oracle) wrote: > In order to be able to efficiently combine VMA flag masks with additional > VMA flag bits we need to extend the concept introduced in mk_vma_flags() > and __mk_vma_flags() by allowing the specification of a VMA flag mask to > append VMA flag bits to. > > Update __mk_vma_flags() to allow for this and update mk_vma_flags() > accordingly, and also provide append_vma_flags() to allow for the caller > to specify which VMA flags mask to append to. > > Finally, update the VMA flags tests to reflect the change. > > Signed-off-by: Lorenzo Stoakes (Oracle) Acked-by: Vlastimil Babka (SUSE)