From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Tue, 8 May 2001 16:43:11 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Tue, 8 May 2001 16:43:01 -0400 Received: from router-100M.swansea.linux.org.uk ([194.168.151.17]:28677 "EHLO the-village.bc.nu") by vger.kernel.org with ESMTP id ; Tue, 8 May 2001 16:42:51 -0400 Subject: Re: your mail To: root@chaos.analogic.com Date: Tue, 8 May 2001 21:46:48 +0100 (BST) Cc: linux-kernel@vger.kernel.org (Linux kernel) In-Reply-To: from "Richard B. Johnson" at May 08, 2001 03:48:45 PM X-Mailer: ELM [version 2.5 PL1] MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Message-Id: From: Alan Cox Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org > I have a driver which needs to wait for some hardware. > Basically, it needs to have some code added to the run-queue > so it can get some CPU time even though it's not being called. Wht does it have to wait ? Why cant it just poll and come back next time ?