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 155B1A93D; Mon, 14 Oct 2024 03:26:29 +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=1728876390; cv=none; b=GoY2ePatwC8DBJtzfPvTV0vIWCRyeLyhXlHzrpHhARUMRrQQtC/rg/ec9Grme+Mxe1hyJW2w0VH9hn0x6iM0jCKxgZdQfH9EuY5rSI0nhZHd4ptLFk9gP5MjJnSdzgD6gUfjaSujDes9Oaih0wcvyinrW65L2QRSmIJVUYg53sg= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1728876390; c=relaxed/simple; bh=OYTP/1rnVlMgoHj5ReLaVqv3uJi7mKW1XAcNVGficbk=; h=Date:From:To:Cc:Subject:Message-Id:In-Reply-To:References: Mime-Version:Content-Type; b=Pvt0yB37SwYV6unws8g4fxwVBMAqFh2c/vTCMwzHP8dItYzAscMU+QSvDbejSgXIIbz5quqionu5cN/VVtr31dMlcExKvZrZYbHEspRuvu0f6cMWfChQQwn7HhpcZViak1F/2bbutSgKqKgF7QwflGsLA7K7JKEZ/AGs3F5MUBw= 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=qTixcVvw; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux-foundation.org header.i=@linux-foundation.org header.b="qTixcVvw" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 9A751C4CEC3; Mon, 14 Oct 2024 03:26:27 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1728876389; bh=OYTP/1rnVlMgoHj5ReLaVqv3uJi7mKW1XAcNVGficbk=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=qTixcVvw7g3WJhbtvzuUfsX4xifF6FfeMa1/Jgt9Fz1P+9pRT0LjuXsF9ZPRLI0SQ 0YjCPAfHHkhZg2HwK0M7/hyF0QAETn0AmpsAYMB/N0iawqVPDDMLW9IdJaDIuO+7xa 37UFA5ONzpdACn1y2MXDIXwSekPMLBfeKmJmLlvM= Date: Sun, 13 Oct 2024 20:26:26 -0700 From: Andrew Morton To: Mike Rapoport Cc: Christoph Hellwig , Andreas Larsson , Andy Lutomirski , Ard Biesheuvel , Arnd Bergmann , Borislav Petkov , Brian Cain , Catalin Marinas , Christophe Leroy , Dave Hansen , Dinh Nguyen , Geert Uytterhoeven , Guo Ren , Helge Deller , Huacai Chen , Ingo Molnar , Johannes Berg , John Paul Adrian Glaubitz , Kent Overstreet , "Liam R. Howlett" , Luis Chamberlain , Mark Rutland , Masami Hiramatsu , Matt Turner , Max Filippov , Michael Ellerman , Michal Simek , Oleg Nesterov , Palmer Dabbelt , Peter Zijlstra , Richard Weinberger , Russell King , Song Liu , Stafford Horne , Steven Rostedt , Thomas Bogendoerfer , Thomas Gleixner , Uladzislau Rezki , Vineet Gupta , Will Deacon , bpf@vger.kernel.org, linux-alpha@vger.kernel.org, linux-arch@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-csky@vger.kernel.org, linux-hexagon@vger.kernel.org, linux-kernel@vger.kernel.org, linux-m68k@lists.linux-m68k.org, linux-mips@vger.kernel.org, linux-mm@kvack.org, linux-modules@vger.kernel.org, linux-openrisc@vger.kernel.org, linux-parisc@vger.kernel.org, linux-riscv@lists.infradead.org, linux-sh@vger.kernel.org, linux-snps-arc@lists.infradead.org, linux-trace-kernel@vger.kernel.org, linux-um@lists.infradead.org, linuxppc-dev@lists.ozlabs.org, loongarch@lists.linux.dev, sparclinux@vger.kernel.org, x86@kernel.org Subject: Re: [PATCH v5 7/8] execmem: add support for cache of large ROX pages Message-Id: <20241013202626.81f430a16750af0d2f40d683@linux-foundation.org> In-Reply-To: References: <20241009180816.83591-1-rppt@kernel.org> <20241009180816.83591-8-rppt@kernel.org> X-Mailer: Sylpheed 3.8.0beta1 (GTK+ 2.24.33; x86_64-pc-linux-gnu) Precedence: bulk X-Mailing-List: linux-modules@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 Sun, 13 Oct 2024 11:43:41 +0300 Mike Rapoport wrote: > > > The idea is to keep everything together and have execmem_info describe all > > > that architecture needs. > > > > But why? That's pretty different from our normal style of arch hooks, > > and introduces an indirect call in a security sensitive area. > > Will change to __weak hook. > Thanks, I'll drop the v1 series; The todos which I collected are: https://lkml.kernel.org/r/CAPhsuW66etfdU3Fvk0KsELXcgWD6_TkBFjJ-BTHQu5OejDsP2w@mail.gmail.com https://lkml.kernel.org/r/Zwd6vH0rz0PVedLI@infradead.org https://lkml.kernel.org/r/ZwjXz0dz-RldVNx0@infradead.org https://lkml.kernel.org/r/202410111408.8fe6f604-lkp@intel.com