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 15AD0386429 for ; Tue, 2 Jun 2026 17:06:24 +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=1780419986; cv=none; b=WG8+DfAEXOXbp7yR36EWxq++du6WSH917nqhMecrbx76qTXMHk9VaR+hRMA2Eko1o93KwaPPvjpK0P954u4bQagMuII2vIUWeq2apkbPqiLbc9uMAsGUx8YFPuWRB4eiMymftLeENYhVqlGjyrVhEUcBu/ZzrYwe4l8nMFcJd6A= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1780419986; c=relaxed/simple; bh=oi/1473ziYZEOYaBn166VqeC6eldzT640RUtevlsy9w=; h=Date:From:To:Cc:Subject:Message-Id:In-Reply-To:References: Mime-Version:Content-Type; b=TCNEnGX3ckh9vGlwVCTqgr8KrsQaAXRZO6MZcXaHJLc88DzCmyvS9pqCL1P/qVgKaF6Aaxk2vyjN31vleyLVZrSjLSE+vrJC1CppagvN1HTLbmiJUoUDd4sUMI7f/MCPXdZ8xAe5CNvDyNTs2zkBGHADng7MUI19Ngge3MI2aOM= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux-foundation.org header.i=@linux-foundation.org header.b=XeASP5J0; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux-foundation.org header.i=@linux-foundation.org header.b="XeASP5J0" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 752A71F00893; Tue, 2 Jun 2026 17:06:24 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux-foundation.org; s=korg; t=1780419984; bh=LZ5K9M91kQ+AkSUeti/+IQh4gtRy8jNlzNE635XCeGU=; h=Date:From:To:Cc:Subject:In-Reply-To:References; b=XeASP5J0XDs1YevH+fi0aOVQ1MIU/R7ReCO3KBfrw0EjKQoWcSCuUTe+TFZd2QYJY GKn83c51+jpr5JLmvuXOmhxB2hOaB2EBU8lwH3RGLhERAO95WuVtvYA9WQiOd1312v B35AdenzRdSgQJxcy0NmgOeepVriM/v1PA8+h02Q= Date: Tue, 2 Jun 2026 10:06:24 -0700 From: Andrew Morton To: Will Deacon Cc: Catalin Marinas , Alistair Popple , linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, david@kernel.org, kevin.brodsky@arm.com Subject: Re: [PATCH] arm64: mm: call pagetable dtor when freeing hot-removed page tables Message-Id: <20260602100624.b458286887fe9a7c44d3bf22@linux-foundation.org> In-Reply-To: References: <20260521032730.2104017-1-apopple@nvidia.com> <20260521153130.d7d5cd060f7522f894252333@linux-foundation.org> <20260601212225.11f277a85d5ed15083b08cc2@linux-foundation.org> X-Mailer: Sylpheed 3.8.0beta1 (GTK+ 2.24.33; x86_64-pc-linux-gnu) 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-Transfer-Encoding: 7bit On Tue, 2 Jun 2026 14:12:17 +0100 Will Deacon wrote: > > This patch is still floating around in mm.git awaiting some > > finalization. What to do? > > >From what I can tell (assuming I've been following along correctly!): > > 1. This patch improves the situation, so makes sense in its own right > 2. There is additional work to be more consistent with the constructors > for page-table pages, which Kevin is going to look at but is probably > a little more long-term. > 3. I'm happy to take this via arm64 but also have no issues with you taking > it via mm (so please shout if you want me to pick it up). OK, thanks, no probs, just checking. I'll include this in the next hotfixes batch for Linus.