Received: by 2002:a05:7412:b995:b0:f9:9502:5bb8 with SMTP id it21csp3777480rdb; Wed, 27 Dec 2023 22:20:22 -0800 (PST) X-Google-Smtp-Source: AGHT+IEt5jj+74Pz7xuzF4oTYqLVnTO9NxDgf40ShqoAmbxh5IIuw9ycIfrlY4111S2ac8ap6qFy X-Received: by 2002:a17:902:fe82:b0:1d4:6da1:98f5 with SMTP id x2-20020a170902fe8200b001d46da198f5mr2205753plm.23.1703744422389; Wed, 27 Dec 2023 22:20:22 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1703744422; cv=none; d=google.com; s=arc-20160816; b=drduE0VApVjxryAktwAIngduVDmwU6Apg9Y/wXDBs8WBpdIhPzhHv6efUCIHOVJY7K Mh8hPXDTpRYmpXfEUvQhlCFOZ3J1CgjWtoI8OIjJommdngSVvqD1N6LC5BJlkVsGOjBk q/WO1tbOGQWqE+kCHPlPqSqOlXDUfZdc/h0oxd9OTsV+UwcfMQrgjHr38GHJ/j6t0q01 CyxejQ6TvsSx4wcivC3dIxGXq8bPLgvaxlfqui7o3F1pCy6Q0tg2v77qcmxR6kLI0evo SJ8+V65xTzol6xjFICMwT7yBs1O9zL+1yHws1ZNgCTa6OF2EQm3YX7rVNV6JRPbKbaLb JqHQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=user-agent:in-reply-to:content-disposition:mime-version :list-unsubscribe:list-subscribe:list-id:precedence:references :message-id:subject:cc:to:from:date; bh=s5Qs244QJugAOUulVDuA/WTtyus9GSTY/wOqO1JyN80=; fh=aYOE7k3WBTuDGx7cYUf2LSL0iZ7BW9NQ6YDvJAamQvM=; b=ow7XVAGLcWnsBRMZ6C3PVZTBd/rYuQDm+YsIXDJI5Flh+bWOdI+S9DLQ8juyjJWH59 cPzwhMYTDELto8yZC2usl4ku6xQqz1L/vtwZeeQFY0PzP/Mpl682nYRLT7PwgwWAccci uX1DCHeNxj8Go8XngzBtWKzkWjGwYhQESlQWxa0vvbQMM3/Ic+q/4eFDlHxWFqXKL90/ tV+XU74rDNuKW+8A1oZykW0fxg08qufDWKM+DFfFgc9b/fu6I2MoMXaWExOWtsH5XoQg fsDCnpEOkaT9VYC9LxOuv9M537WdRSDe1SJ2BjkzGnKuhnEM8KvyjkiqCXTdtNhFWBCq AKMA== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of linux-kernel+bounces-12453-linux.lists.archive=gmail.com@vger.kernel.org designates 2604:1380:40f1:3f00::1 as permitted sender) smtp.mailfrom="linux-kernel+bounces-12453-linux.lists.archive=gmail.com@vger.kernel.org" Return-Path: Received: from sy.mirrors.kernel.org (sy.mirrors.kernel.org. [2604:1380:40f1:3f00::1]) by mx.google.com with ESMTPS id b5-20020a170903228500b001d43aa8fa34si8436399plh.338.2023.12.27.22.20.21 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 27 Dec 2023 22:20:22 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel+bounces-12453-linux.lists.archive=gmail.com@vger.kernel.org designates 2604:1380:40f1:3f00::1 as permitted sender) client-ip=2604:1380:40f1:3f00::1; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel+bounces-12453-linux.lists.archive=gmail.com@vger.kernel.org designates 2604:1380:40f1:3f00::1 as permitted sender) smtp.mailfrom="linux-kernel+bounces-12453-linux.lists.archive=gmail.com@vger.kernel.org" Received: from smtp.subspace.kernel.org (wormhole.subspace.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by sy.mirrors.kernel.org (Postfix) with ESMTPS id 0884AB214B2 for ; Thu, 28 Dec 2023 06:20:19 +0000 (UTC) Received: from localhost.localdomain (localhost.localdomain [127.0.0.1]) by smtp.subspace.kernel.org (Postfix) with ESMTP id 77FB13C07; Thu, 28 Dec 2023 06:20:10 +0000 (UTC) X-Original-To: linux-kernel@vger.kernel.org Received: from verein.lst.de (verein.lst.de [213.95.11.211]) (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 C8B8E5232; Thu, 28 Dec 2023 06:20:07 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=lst.de Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=lst.de Received: by verein.lst.de (Postfix, from userid 2407) id CD2DD68C7B; Thu, 28 Dec 2023 07:20:04 +0100 (CET) Date: Thu, 28 Dec 2023 07:20:04 +0100 From: Christoph Hellwig To: Samuel Holland Cc: linux-arm-kernel@lists.infradead.org, linuxppc-dev@lists.ozlabs.org, x86@kernel.org, linux-riscv@lists.infradead.org, Christoph Hellwig , loongarch@lists.linux.dev, linux-kernel@vger.kernel.org, amd-gfx@lists.freedesktop.org, linux-arch@vger.kernel.org Subject: Re: [PATCH v2 10/14] riscv: Add support for kernel-mode FPU Message-ID: <20231228062004.GC12475@lst.de> References: <20231228014220.3562640-1-samuel.holland@sifive.com> <20231228014220.3562640-11-samuel.holland@sifive.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: <20231228014220.3562640-11-samuel.holland@sifive.com> User-Agent: Mutt/1.5.17 (2007-11-01) On Wed, Dec 27, 2023 at 05:42:00PM -0800, Samuel Holland wrote: > This is motivated by the amdgpu DRM driver, which needs floating-point > code to support recent hardware. That code is not performance-critical, > so only provide a minimal non-preemptible implementation for now. > > Signed-off-by: Samuel Holland Looks good: Reviewed-by: Christoph Hellwig