From mboxrd@z Thu Jan 1 00:00:00 1970 From: Borislav Petkov Subject: Re: [PATCH V4 2/2] cpufreq: AMD "frequency sensitivity feedback" powersave bias for ondemand governor Date: Thu, 4 Apr 2013 21:23:23 +0200 Message-ID: <20130404192323.GI32271@pd.tnic> References: <1365092344-11310-1-git-send-email-jacob.shin@amd.com> <1365092344-11310-3-git-send-email-jacob.shin@amd.com> Mime-Version: 1.0 Return-path: DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alien8.de; s=alien8; t=1365103406; bh=yPeVLwsCClK19DIa/oqjj94xejaLwbnuR+fh6cIr3kM=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:In-Reply-To; b=e5p46T7MG0zOoM+OR9jBQPujhI9kaW7XQa0TpM x5O2OYbWHPg/VNTjIbaXTKRFITUHJnVOXRgD1nbGhzlC7YvMWpnSEdJIy79WECOPO3k l3KUvo7k9Thwf/Qn97STWgIgpLVtQeEsIjpuC8Qd3U3w2mKh43E0nfSjp0m3oIqKlU= DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alien8.de; s=alien8; t=1365103406; bh=yPeVLwsCClK19DIa/oqjj94xejaLwbnuR+fh6cIr3kM=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:In-Reply-To; b=e5p46T7MG0zOoM+OR9jBQPujhI9kaW7XQa0TpM x5O2OYbWHPg/VNTjIbaXTKRFITUHJnVOXRgD1nbGhzlC7YvMWpnSEdJIy79WECOPO3k l3KUvo7k9Thwf/Qn97STWgIgpLVtQeEsIjpuC8Qd3U3w2mKh43E0nfSjp0m3oIqKlU= Content-Disposition: inline In-Reply-To: <1365092344-11310-3-git-send-email-jacob.shin@amd.com> Sender: cpufreq-owner@vger.kernel.org List-ID: Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: Jacob Shin Cc: "Rafael J. Wysocki" , cpufreq@vger.kernel.org, linux-pm@vger.kernel.org, linux-kernel@vger.kernel.org, Viresh Kumar , Thomas Renninger On Thu, Apr 04, 2013 at 11:19:04AM -0500, Jacob Shin wrote: > Future AMD processors, starting with Family 16h, can provide software > with feedback on how the workload may respond to frequency change -- > memory-bound workloads will not benefit from higher frequency, where > as compute-bound workloads will. This patch enables this "frequency > sensitivity feedback" to aid the ondemand governor to make better > frequency change decisions by hooking into the powersave bias. > > Signed-off-by: Jacob Shin Looks good to me. Acked-by: Borislav Petkov -- Regards/Gruss, Boris. Sent from a fat crate under my desk. Formatting is fine. --