Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261184AbTEIFzI (ORCPT ); Fri, 9 May 2003 01:55:08 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S261203AbTEIFzI (ORCPT ); Fri, 9 May 2003 01:55:08 -0400 Received: from zcars04f.nortelnetworks.com ([47.129.242.57]:6389 "EHLO zcars04f.nortelnetworks.com") by vger.kernel.org with ESMTP id S261184AbTEIFzH (ORCPT ); Fri, 9 May 2003 01:55:07 -0400 Message-ID: <3EBB45A2.2030809@nortelnetworks.com> Date: Fri, 09 May 2003 02:07:30 -0400 X-Sybari-Space: 00000000 00000000 00000000 From: Chris Friesen User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:0.9.8) Gecko/20020204 X-Accept-Language: en-us MIME-Version: 1.0 To: Roland Dreier Cc: Linux Kernel Mailing List Subject: Re: how to measure scheduler latency on powerpc? realfeel doesn't work due to /dev/rtc issues References: <3EBAD63C.4070808@nortelnetworks.com> <20030509001339.GQ8978@holomorphy.com> <20030509003825.GR8978@holomorphy.com> <3EBB25FD.7060809@nortelnetworks.com> <52k7d0lpuy.fsf@topspin.com> Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 876 Lines: 25 Roland Dreier wrote: > Chris> I want to find an additional programmable interrupt source. > Chris> It bites that cheap PCs have this, and the powerpc doesn't. > On something like the Motorola 74xx, you might be able to use the > something like the performance monitor to generate an exception. That's the chip. I'll look into that further--thanks for the suggestion. Chris -- Chris Friesen | MailStop: 043/33/F10 Nortel Networks | work: (613) 765-0557 3500 Carling Avenue | fax: (613) 765-2986 Nepean, ON K2H 8E9 Canada | email: cfriesen@nortelnetworks.com - 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/