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 4E4D81A0712; Fri, 1 May 2026 18:33:10 +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=1777660390; cv=none; b=npAd8LIq6WV665lL8/13bnqWINWelcc31EoUVte75fFNQpSAqA/2E9k+rMiSW2RN+A0A3X81VxV1N5KH7pOuHKsTsBhHLN3aGASCAzgjH8ofyw8tu7pQVNTruz/fOvZWAAXrdlg+Q2dKrJ7W8o4qqJDJ893FMFm3zRc5rg9x/4k= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1777660390; c=relaxed/simple; bh=3HJJjz0ErBEtCfCaJe+eUDFWBsjaHQV3cSioVL4tTho=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=u8BI6QpBGSn6zNTRN1CzwYFlKsAkR48SgelGAtufIihBpn9b1FYiaEpIlN6BQ421ciXoC5CChmiCzz+NvjM2s3jWecZLND9WVIyMKYlfiBUpc/F4rA/dCMwabEIY0rfI0ATZ2vu80G9qP7m/Lpw8bPjVOViFf2ikEFfiJzVERtY= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=I1hEcnPJ; 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="I1hEcnPJ" Received: by smtp.kernel.org (Postfix) with ESMTPSA id EE5BAC2BCB4; Fri, 1 May 2026 18:33:06 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1777660390; bh=3HJJjz0ErBEtCfCaJe+eUDFWBsjaHQV3cSioVL4tTho=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=I1hEcnPJviCPxnVe67YIQsM2XxcSEaOnMoDxNdta/dVw5Isd+xUtwj+JgAX8sddv2 jxHtwC8tqaXbqengfmTHh2FDFyAWkjsLGrjNQ+3/9eLIfKjYERcuth4yzdz5EH5gUd G5AmRNGjNtE7O7Ax7BKcThBmabHD040FFmhz+fS1XvHuYHs4xhz288wFu6CUTBg2Wh 9nEPkVKcJF3Mv3xbTFGC+qSyM/BxyU8KKOsRKYK/DFGz/kD/p9I6mQo9S4o9zUBQHV gnuYQwxq1pTQJpDzBnrZ0UWcHJjFnYWSVej+4coObMtLqk0lpB8EBKRWpqVirgPu6t bI+LBqNmW8Ylw== Message-ID: Date: Fri, 1 May 2026 20:33:04 +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 4/30/26 16:56, Mike Rapoport wrote: > On Thu, Apr 30, 2026 at 04:23:08PM +0200, David Hildenbrand (Arm) wrote: >> On 4/30/26 13:38, David Hildenbrand (Arm) wrote: >>> >>> Yeah, makes sense to me! >>> >> >> Thinking about this, is it reasonable that the kconfig stuff stays in fs/ ? > > 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 -- Cheers, David