Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753387Ab2KEIoM (ORCPT ); Mon, 5 Nov 2012 03:44:12 -0500 Received: from smtp.getmail.no ([84.208.15.66]:47861 "EHLO smtp.getmail.no" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753291Ab2KEIoL (ORCPT ); Mon, 5 Nov 2012 03:44:11 -0500 MIME-version: 1.0 Content-transfer-encoding: 7BIT Content-type: text/plain; charset=iso-8859-15; format=flowed; delsp=yes To: Luming Yu Subject: Re: [PATCH 01/13] HW-latency: hardware latency test 0.10 References: <1352080784-30839-1-git-send-email-luming.yu@gmail.com> <1352080784-30839-2-git-send-email-luming.yu@gmail.com> Date: Mon, 05 Nov 2012 09:44:09 +0100 Cc: linux-kernel@vger.kernel.org From: No recipient Message-id: In-reply-to: <1352080784-30839-2-git-send-email-luming.yu@gmail.com> User-Agent: Opera Mail/12.02 (Linux) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 957 Lines: 19 On Mon, 05 Nov 2012 02:59:32 +0100, Luming Yu wrote: > This patch is the first step to test some basic hardware functions like > TSC to help people understand if there is any hardware latency as well > as throughput problem exposed on bare metal or left behind by BIOS or > interfered by SMI. Currently the patch tests TSC, CPU Frequency and > RDRAND which is a new CPU instruction to get random number introduced in > new CPU like Intel Ivy Bridge in stop_machine context,which is choosen to > make sure testers fully control their system under test to rule out some > level of unwanted noise. > > Signed-off-by: Luming Yu That patch has my full stamp of approval! -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/