From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id AAEC6C021B5 for ; Mon, 24 Feb 2025 13:13:57 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: Content-Type:In-Reply-To:From:References:Cc:To:Subject:MIME-Version:Date: Message-ID:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=heGJaT8pu0zxBpZh0rGBHvZD2Wf0HXTD26JsNXiCq4k=; b=USNRuzjZQQIqHovsI6pFLuhq61 jlHwAKsin9uhBbgmN023K9rFkUpXCCydJH84vwXvgUkj5CxfmBrhKqFXSKVkMKgJgmKM/PiE+/iB6 3CfqVcZ78fmQP7qv2oJLKGiaz/8JAdTx7OU5N8icBG2lCGo6jgNoAhwZ2yykdw2O7nj/F//gZozoo +i2478DRgx+GcdlcLy+aHTyhHw0o4wIkPjAdzyxiIDzQ9AD5k5g7FC0BhO9si8d21LMlIAWlqNdCT HNm4F5k6cPC1wUK+b4jrYkB5mDheUzZ3tI9SyrA4jetJTcUjKamXADeMndOGFfhsndSXp8C8dLF+l khV/WA2g==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1tmYHM-0000000Dn4A-3hVR; Mon, 24 Feb 2025 13:13:48 +0000 Received: from foss.arm.com ([217.140.110.172]) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1tmXL2-0000000DduI-2xpj for linux-arm-kernel@lists.infradead.org; Mon, 24 Feb 2025 12:13:33 +0000 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 EF6111756; Mon, 24 Feb 2025 04:13:48 -0800 (PST) Received: from [10.1.27.150] (XHFQ2J9959.cambridge.arm.com [10.1.27.150]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 391C13F6A8; Mon, 24 Feb 2025 04:13:27 -0800 (PST) Message-ID: Date: Mon, 24 Feb 2025 12:13:25 +0000 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v2 0/4] Fixes for hugetlb and vmalloc on arm64 Content-Language: en-GB To: Will Deacon , Catalin Marinas Cc: Huacai Chen , WANG Xuerui , Thomas Bogendoerfer , "James E.J. Bottomley" , Helge Deller , Madhavan Srinivasan , Michael Ellerman , Nicholas Piggin , Christophe Leroy , Naveen N Rao , Paul Walmsley , Palmer Dabbelt , Albert Ou , Heiko Carstens , Vasily Gorbik , Alexander Gordeev , Christian Borntraeger , Sven Schnelle , Gerald Schaefer , "David S. Miller" , Andreas Larsson , Arnd Bergmann , Muchun Song , Andrew Morton , Uladzislau Rezki , Christoph Hellwig , David Hildenbrand , "Matthew Wilcox (Oracle)" , Mark Rutland , Anshuman Khandual , Dev Jain , Kevin Brodsky , Alexandre Ghiti , linux-arm-kernel@lists.infradead.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org References: <20250217140419.1702389-1-ryan.roberts@arm.com> <20250221153501.GD20567@willie-the-truck> From: Ryan Roberts In-Reply-To: <20250221153501.GD20567@willie-the-truck> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250224_041332_790841_1EE57B43 X-CRM114-Status: GOOD ( 20.41 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On 21/02/2025 15:35, Will Deacon wrote: > On Wed, Feb 19, 2025 at 07:10:32PM +0000, Catalin Marinas wrote: >> Will, Ryan, >> >> On Mon, Feb 17, 2025 at 02:04:13PM +0000, Ryan Roberts wrote: >>> This series contains some fixes for hugetlb on arm64, and is split out from v1 >>> of a wider series at [1]. While the last patch is technically targetting core-mm >>> and is not directly related to arm64, I'd like to to go via the arm64 tree so >>> that the wider performance improvement series (v2 to be posted shortly) that >>> depends on this series doesn't have to be robust to the fix not being present. >>> >>> I've included maintainers/reviewers for all the arches that are (trivially) >>> touched due to the API changes, hoping for some ACKs. >> >> These fixes look fine to me and I think we should get them in for 6.14. >> I think Andrew was ok with them going in via the arm64 tree: >> >> https://lore.kernel.org/linux-arm-kernel/20250205235219.3c3a4b968087d1386d708b04@linux-foundation.org/ > > I think the diffstat looks worse than it really is, as the arch changes > are reasonably mechanical. I'd like to let it sit in next for a few days > though, so I'll pick this up once we've resolved my comment on patch #2. Sounds good to me; if you're happy with my proposal in the patch 2 thread, then I'll respin. > > Ryan -- did you find all of these issues by inspection, or are you aware > of anybody hitting them in practice? All by inspection. So I guess they are not urgent to fix from that perspective. > > Will