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 gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (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 377B7C4332F for ; Tue, 12 Dec 2023 17:43:02 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 918DB10E1A0; Tue, 12 Dec 2023 17:43:01 +0000 (UTC) Received: from sin.source.kernel.org (sin.source.kernel.org [145.40.73.55]) by gabe.freedesktop.org (Postfix) with ESMTPS id D5F6B10E1A0; Tue, 12 Dec 2023 17:42:59 +0000 (UTC) Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by sin.source.kernel.org (Postfix) with ESMTP id 412CECE1B01; Tue, 12 Dec 2023 17:42:56 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 912EFC433C7; Tue, 12 Dec 2023 17:42:54 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1702402975; bh=+h9Hy/o6qPUoywDyWEUPYa0LHvbEAwTr1e24Paq/tos=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=lDcLxHelMIzPI8uabqZaj/J1ptw8Bbp3/fmYDq0ra7rMT0PeFkQ90OOZCAPFaUb6A Pf1xrFjFQDntjBJ4litDwDD96rI7P1hbXkHlQbxzfymZPaWqFcP3fJIKPQdbiwgy5V BZJhfu7qQSK2nEpGdAWBr/1DJIdxCNhkDvpMPJNKnZReAND+JosLQhQEoKLVyhjNHY 7QQIjUTZ9p13DxnOVCRkam5wdQ9+3tPoCM9vtVV5SAZCsuMYJISitUvT7/vXsbJMJc Qmgwwdb2RgC0munn2yFEdl9n2A/m1gqB5rjiOmGfk/xWixe+wxrvaEF4X8ZUEXoRmv Bu4BZ7fKxNpRQ== Date: Tue, 12 Dec 2023 09:42:52 -0800 From: Josh Poimboeuf To: Christoph Hellwig Subject: Re: [PATCH 3/3] drm/amd/display: Support DRM_AMD_DC_FP on RISC-V Message-ID: <20231212174252.ycztjhgyhtcrffur@treble> References: <20231122030621.3759313-1-samuel.holland@sifive.com> <20231122030621.3759313-4-samuel.holland@sifive.com> <6d4cecd5-9083-4d68-a7e2-266dae9e3952@sifive.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Peter Zijlstra , Catalin Marinas , dri-devel@lists.freedesktop.org, linux-riscv@lists.infradead.org, Michael Ellerman , Masahiro Yamada , Rodrigo Siqueira , amd-gfx@lists.freedesktop.org, Nicolas Schier , Will Deacon , linux-kbuild@vger.kernel.org, Leo Li , Nathan Chancellor , linux-arm-kernel@lists.infradead.org, Pan Xinhui , Nick Desaulniers , linux-kernel@vger.kernel.org, Samuel Holland , Palmer Dabbelt , Alex Deucher , linuxppc-dev@lists.ozlabs.org, Christian =?utf-8?B?S8O2bmln?= Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" On Mon, Dec 11, 2023 at 11:12:42PM -0800, Christoph Hellwig wrote: > On Thu, Dec 07, 2023 at 10:49:53PM -0600, Samuel Holland wrote: > > Actually tracking all possibly-FPU-tainted functions and their call sites is > > probably possible, but a much larger task. > > I think objtool should be able to do that reasonably easily, it already > does it for checking section where userspace address access is enabled > or not, which is very similar. Yeah, that might be doable. I can look into it. -- Josh