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 9EB99BA34; Sat, 2 May 2026 06:37:54 +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=1777703874; cv=none; b=DcCcLVFbon/796t2cnSIpKH1YBnpgjDrPkWwG2p51a4YgoSlYmDn1bW1/CV0g4nR+/4AQbBBfJKuX0M2DQejnEA2xe1eYS7d4i+LYp3OLakjohet/9d4+jhMYFwuzOh2QdEO1/mcxURIrIrf24+f46SXygFVLxMzr/ALImKkyfY= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1777703874; c=relaxed/simple; bh=e+yK/NeSnHhg+IiXQpYD59qs3oaMWPrmXoofKICJOjc=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=mKl2nhnr6zKPLpL2Vqo82F1jpi6RH26xoF18B21WAYPtHAq9NOuQiOM02LTjx5t53fa/EshdFoVmuKdnTfGl8oYpUhw5IY5mIBXAO/W8bf7Et7WpQvbfe7GOd16zEfoWskILQmoE6nOMUX4HsbDHPa/USho+wHwD3mXu0vpllaY= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=ARtsPHvx; 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="ARtsPHvx" Received: by smtp.kernel.org (Postfix) with ESMTPSA id D170CC19425; Sat, 2 May 2026 06:37:51 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1777703874; bh=e+yK/NeSnHhg+IiXQpYD59qs3oaMWPrmXoofKICJOjc=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=ARtsPHvxb/WxPqwljPsHBbehUVrispm1PlvzAm29cTg58YO+Wc9FM1HvyM8oXCFC6 25YOkUOfftKD894jtf6ezRSIbwmwBm5dcuKDfpXpjQxnZKNT0gRNu7Ua6Q8iQDwwpo nkj09WZuhY+yodzkWMV1klCVSvvyr8cAC6UHIhQkH7XTXXrJOY/VhrEA6+NgfUxWxM zn47C+1dusRahNtR0cmHBoC+bvUgZV3LWBgMGqeiEodXJjdR5W0lbOsH6NL5+rYxz5 mpRDOoJnVUE5l7H2cNSg3BiR/jKpGifL3pXBWkPY0XhoiTZLbvxpthhRyJQ7vRyGq9 C7eqM4/+vyqpQ== Message-ID: <6f024319-5685-4ce3-b642-fd7d487c3fff@kernel.org> Date: Sat, 2 May 2026 08:37:48 +0200 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 0/2] userfaultfd: merge fs/userfaultfd.c into mm/userfaultfd.c To: Mike Rapoport Cc: Andrew Morton , Alexander Viro , Christian Brauner , Jan Kara , Peter Xu , linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org References: <20260430113512.115938-1-rppt@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 5/2/26 06:38, Mike Rapoport wrote: > On Fri, May 01, 2026 at 08:33:04PM +0200, David Hildenbrand (Arm) wrote: >> On 4/30/26 16:56, Mike Rapoport wrote: >>> >>> But it's in mm already. >> >> $ grep HUGETLB fs/Kconfig >> config ARCH_SUPPORTS_HUGETLBFS >> menuconfig HUGETLBFS >> depends on ARCH_SUPPORTS_HUGETLBFS >> if HUGETLBFS >> config HUGETLB_PAGE_OPTIMIZE_VMEMMAP_DEFAULT_ON >> depends on HUGETLB_PAGE_OPTIMIZE_VMEMMAP >> endif # HUGETLBFS >> config HUGETLB_PAGE >> def_bool HUGETLBFS >> config HUGETLB_PAGE_OPTIMIZE_VMEMMAP >> def_bool HUGETLB_PAGE >> depends on ARCH_WANT_OPTIMIZE_HUGETLB_VMEMMAP >> select SPARSEMEM_VMEMMAP_PREINIT if ARCH_WANT_HUGETLB_VMEMMAP_PREINIT >> config HUGETLB_PMD_PAGE_TABLE_SHARING >> def_bool HUGETLB_PAGE >> > > $ grep -c USERFAULT fs/Kconfig > 0 > > HugeTLB is another story. Oh my, what did my brain mess up there. Sorry, please move along, nothing to see here :) -- Cheers, David