From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (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 2029A3E639E for ; Wed, 29 Jul 2026 07:27:49 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1785310078; cv=none; b=vEi5obwTfKN4yuRZ1FiQpI7Fin53igUDewEcA7INlhAT+EBLniFs+1Wf4IZS7F3wmvCCnxnpVIYiWv/1YVZstaAHo613ErFY7PcIAENstmFpkizcGs5UuIdWmGNop1hZRmDntDrSC301vaoT+A27/bRx1wiAGj+rtbi3flLnGhI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1785310078; c=relaxed/simple; bh=5sTjcNVmrlEKcDwDOUaWYyqVBWzrYrkOwzcG25xO1eI=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=GqspOjstYiItWDRzke/R4SU5cRsSunDyYQ5Z5emaJgdsMaFTBSAfktAPRKIftjrmS1UbR7DxfsKPEzv9jG0pw9I+WLhnO0JmvS0D4m7DjWwaF6MGANExhHLrMyGJgtps6oWGW/AT6pYJ86n0R0eWKi6s1CGVpOqxKXcRuTSi560= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=cfCFMt3a; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="cfCFMt3a" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 96A781F000E9; Wed, 29 Jul 2026 07:27:44 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1785310067; bh=WMLFXkadCwxEfw0rBQugjdfmJxtKD7ElRGvTcKQtf5o=; h=Date:Subject:To:Cc:References:From:In-Reply-To; b=cfCFMt3arl6Ze9Vm/iPJm7z5GuGCk0+cqQ2IF2p7mT/J2DNQm//mSQT6DxLIMw0/2 yopPIXnFd3UBK1w61IWeTvclsAdfm9/Jc/MvdU3tPbOIeKS1EUP998PSl55uCbbphh tI1fdHzNmynpx6/kpvvZ3qZa0s0oU9S3j7Op0grWtnrISR/n7tV+/gG7bRf+Lav4BO MIV5oVO3xZPoqTYb6jbgrLPs/9OA2ppCQz8IZ6sziXkcXnVcwT5fhNmcGRs/WNeH72 B1OkDrQ3y3VyovD6O8bWZtB2f9WCCvz7/r1rh/2s6j+CoQActkfdp8ubqPsUf6rwZ/ /1pX1TR8rG7aA== Message-ID: <6a7a1079-891e-4ccf-b7c8-8a050bc2ecaf@kernel.org> Date: Wed, 29 Jul 2026 09:27:43 +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 v7 1/7] arm64/hugetlb: Extend batching of multiple CONT_PTE in a single PTE setup To: Barry Song Cc: Will Deacon , Wen Jiang , akpm@linux-foundation.org, catalin.marinas@arm.com, linux-mm@kvack.org, urezki@gmail.com, Xueyuan.chen21@gmail.com, ajd@linux.ibm.com, anshuman.khandual@arm.com, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, rppt@kernel.org, ryan.roberts@arm.com, dev.jain@arm.com, Wen Jiang , Leo Yan References: <20260715120813.3609949-1-jiangwen6@xiaomi.com> <20260715120813.3609949-2-jiangwen6@xiaomi.com> <3e5d7992-2f5c-4adb-a027-f8d266da40d1@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: 8bit On 7/29/26 09:10, Barry Song wrote: > On Wed, Jul 29, 2026 at 2:46 PM David Hildenbrand (Arm) > wrote: >> >> >>> I agree that coupling hugetlb with vmalloc is not ideal. As I >>> explained to David, this has been an issue for a couple of >>> years and affects multiple architectures since 2021: >>> >>> https://lore.kernel.org/all/fb3ccc73377832ac6708181ec419128a2f98ce36.1620795204.git.christophe.leroy@csgroup.eu/ >>> >>> where `#ifdef CONFIG_HUGETLB_PAGE` is required by `vmalloc`. >>> >>> So I'd prefer to address it in a separate follow-up patch >>> series. >> >> It's the perfect time to sort that out now :) > > OK, looks like I'll be working until at least 1 p.m. again > today and tomorrow. :-) Did you mean 1 am? I hope not :D No need to rush, we're mostly done with new stuff for the upcoming merge window either way! -- Cheers, David