From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from foss.arm.com (foss.arm.com [217.140.110.172]) by smtp.subspace.kernel.org (Postfix) with ESMTP id EDBCC36D51E; Wed, 3 Dec 2025 08:20:07 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=217.140.110.172 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1764750010; cv=none; b=Q+TtRhmgkXNYTy80H5oLZ/PA8e0i/32XIupEEXsirjVmi5yKCG3ULBal2ClrKolgZO/gUnUpmLzP0zh4emz16BPbgUT4JgAKedwwUlAtDtfYVHXhSKZxqtXhrLyHosjWfwUHiC9SZD6ZGSZO6fVtjaKge0XPjHpOO7Wa8KC5+qc= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1764750010; c=relaxed/simple; bh=HwwsLRA3JIXWBLlaR3FUfuOFLee/GJ8YUBg3aHcsoOQ=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=VJg6J95vJtL/sDQdKOn5VKn4X+cJiTr3fNIaR7vx/fsclMVBrqQOunECswN+1PSyOfGieS4uI94RHO2diZsXPhALpf7yvrm9YwnIhjF+asuP4GqWRsamtKOF83/w43A7WqpBx3fbZixQrtlCxET3cCVvPAHgpStWv7C0ytvrZec= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=arm.com; spf=pass smtp.mailfrom=arm.com; arc=none smtp.client-ip=217.140.110.172 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=arm.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=arm.com Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 7AC81339; Wed, 3 Dec 2025 00:19:59 -0800 (PST) Received: from [10.57.45.92] (unknown [10.57.45.92]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 199493F73B; Wed, 3 Dec 2025 00:19:58 -0800 (PST) Message-ID: Date: Wed, 3 Dec 2025 09:19:56 +0100 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v5 05/12] mm: introduce CONFIG_ARCH_HAS_LAZY_MMU_MODE To: Anshuman Khandual , linux-mm@kvack.org Cc: linux-kernel@vger.kernel.org, Alexander Gordeev , Andreas Larsson , Andrew Morton , Boris Ostrovsky , Borislav Petkov , Catalin Marinas , Christophe Leroy , Dave Hansen , David Hildenbrand , "David S. Miller" , David Woodhouse , "H. Peter Anvin" , Ingo Molnar , Jann Horn , Juergen Gross , "Liam R. Howlett" , Lorenzo Stoakes , Madhavan Srinivasan , Michael Ellerman , Michal Hocko , Mike Rapoport , Nicholas Piggin , Peter Zijlstra , "Ritesh Harjani (IBM)" , Ryan Roberts , Suren Baghdasaryan , Thomas Gleixner , Venkat Rao Bagalkote , Vlastimil Babka , Will Deacon , Yeoreum Yun , linux-arm-kernel@lists.infradead.org, linuxppc-dev@lists.ozlabs.org, sparclinux@vger.kernel.org, xen-devel@lists.xenproject.org, x86@kernel.org References: <20251124132228.622678-1-kevin.brodsky@arm.com> <20251124132228.622678-6-kevin.brodsky@arm.com> <8d9ed1f1-77da-45af-85b5-78a5da66f1cc@arm.com> From: Kevin Brodsky Content-Language: en-GB In-Reply-To: <8d9ed1f1-77da-45af-85b5-78a5da66f1cc@arm.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit On 01/12/2025 07:21, Anshuman Khandual wrote: >> +config ARCH_HAS_LAZY_MMU_MODE >> + bool >> + > Might be worth adding a help description for the new config option. Sure, would be an occasion to clarify which functions an arch needs to define. - Kevin