Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S262190AbTIRX1v (ORCPT ); Thu, 18 Sep 2003 19:27:51 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S262191AbTIRX1v (ORCPT ); Thu, 18 Sep 2003 19:27:51 -0400 Received: from fw.osdl.org ([65.172.181.6]:211 "EHLO mail.osdl.org") by vger.kernel.org with ESMTP id S262190AbTIRX1u (ORCPT ); Thu, 18 Sep 2003 19:27:50 -0400 Date: Thu, 18 Sep 2003 16:27:48 -0700 From: Chris Wright To: linux-kernel@vger.kernel.org Cc: chas@cmf.nrl.navy.mil, torvalds@osdl.org Subject: [PATCH 2/13] use cpu_relax() in busy loop Message-ID: <20030918162748.F16499@osdlab.pdx.osdl.net> References: <20030918162522.E16499@osdlab.pdx.osdl.net> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.2.5i In-Reply-To: <20030918162522.E16499@osdlab.pdx.osdl.net>; from chrisw@osdl.org on Thu, Sep 18, 2003 at 04:25:22PM -0700 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 709 Lines: 22 [PATCH 2/13] use cpu_relax() in busy loop Replace busy loop nop with cpu_relax(). ===== drivers/atm/fore200e.c 1.19 vs edited ===== --- 1.19/drivers/atm/fore200e.c Tue Sep 2 11:07:59 2003 +++ edited/drivers/atm/fore200e.c Thu Sep 18 10:42:17 2003 @@ -248,7 +248,8 @@ fore200e_spin(int msecs) { unsigned long timeout = jiffies + MSECS(msecs); - while (time_before(jiffies, timeout)); + while (time_before(jiffies, timeout)) + cpu_relax(); } - 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/