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 BAC058632E for ; Fri, 21 Feb 2025 15:35:12 +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=1740152112; cv=none; b=YrOko3DSVpII3wgRUGj2dIhh2Bfz7+dkj7y4lJ6WUVm7W7vNkep8KI53bLO7l6BUhuneQ2O3j0/trxRA8oK0Btn31fSMyAEuWXgureLeOEMQ2HgGh+FNPDzPsku7WOWc+Pwv3nYWyv+RVo7IMi+v9AFqbvibP/U46uRS9q+jwbk= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1740152112; c=relaxed/simple; bh=HFbveIpxBrHCezKac0bPWSUzZSYqbqkw6nidRl1Irxw=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=RvExM2GP5T3fU4qZ7GSSH+lQiOnM5SYTlxFOlQYkxBS52gQ6tSqZzhIm5NQZ7zWkjg9EPX2LVJPsaOeXA/8q3C+4XVPQDIcZNJPrhLul7vIDjyKTt3za9rBL93LrMPCesDZRFdK+xpsW+0lp7jc/YIF/KUZT8qhZmHybwh4KdWI= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=OJgfNl3S; 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="OJgfNl3S" Received: by smtp.kernel.org (Postfix) with ESMTPSA id F23FBC4CEE2; Fri, 21 Feb 2025 15:35:05 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1740152112; bh=HFbveIpxBrHCezKac0bPWSUzZSYqbqkw6nidRl1Irxw=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=OJgfNl3Sv/k0lydbFfAJYgv48UkwUsory7TtVR7CJC2KaUy1qnINNOVZQNyroUwIo 4gCbF80U7wG3xjOoA3a1x0W/aaCPasW6C15q+rv2vkLFXGQH0Jzc7R80BrLAkfil4g bAlfxN3obgLbfIXOYbxTU31OZYYfTXK23XDduDlCRAlEDywHoSsO80l97q2axSx/5v Gk9K9uj/rYb/+c2amOJzh9MoOnkEWIyXezml8hqnqxtzH6JYiyraS0sY9KukmdnohL vq6LFXxcDtuPVqarCPx8m2IKzBaHcDfxVxJ1eloXdL/smXMkl4LII1kc0fSgYGSASY 5WeNkluJ8/1xA== Date: Fri, 21 Feb 2025 15:35:02 +0000 From: Will Deacon To: Catalin Marinas Cc: Ryan Roberts , 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 Subject: Re: [PATCH v2 0/4] Fixes for hugetlb and vmalloc on arm64 Message-ID: <20250221153501.GD20567@willie-the-truck> References: <20250217140419.1702389-1-ryan.roberts@arm.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.10.1 (2018-07-13) 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. Ryan -- did you find all of these issues by inspection, or are you aware of anybody hitting them in practice? Will