Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261935AbUCNS1f (ORCPT ); Sun, 14 Mar 2004 13:27:35 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S261938AbUCNS1e (ORCPT ); Sun, 14 Mar 2004 13:27:34 -0500 Received: from citrine.spiritone.com ([216.99.193.133]:10381 "EHLO citrine.spiritone.com") by vger.kernel.org with ESMTP id S261935AbUCNS1e (ORCPT ); Sun, 14 Mar 2004 13:27:34 -0500 Message-ID: <4054A3BD.1000706@BitWagon.com> Date: Sun, 14 Mar 2004 10:26:05 -0800 From: John Reiser Organization: - User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.2.1) Gecko/20030225 X-Accept-Language: en-us, en MIME-Version: 1.0 CC: lkml Subject: Re: finding out the value of HZ from userspace References: <20040311141703.GE3053@luna.mooo.com> <1079198671.4446.3.camel@laptop.fenrus.com> <20040313221018.GE5960@luna.mooo.com> <1079217685.4915.2.camel@laptop.fenrus.com> In-Reply-To: <1079217685.4915.2.camel@laptop.fenrus.com> Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit To: unlisted-recipients:; (no To-header on input) Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 452 Lines: 13 > The internal kernel HZ should *NOT* leak out to usespace. /proc/interrupts "leaks" the value of HZ. On x86, for instance: ( cat /proc/interrupts; sleep 5; cat /proc/interrupts ) | grep timer -- - 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/