From owner-freebsd-threads@FreeBSD.ORG Fri Jul 11 07:34:44 2003 Return-Path: Delivered-To: freebsd-threads@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id E064637B401; Fri, 11 Jul 2003 07:34:44 -0700 (PDT) Received: from duke.cs.duke.edu (duke.cs.duke.edu [152.3.140.1]) by mx1.FreeBSD.org (Postfix) with ESMTP id 1F68C43F85; Fri, 11 Jul 2003 07:34:42 -0700 (PDT) (envelope-from gallatin@cs.duke.edu) Received: from grasshopper.cs.duke.edu (grasshopper.cs.duke.edu [152.3.145.30]) by duke.cs.duke.edu (8.12.9/8.12.9) with ESMTP id h6BEYfwV021959 (version=TLSv1/SSLv3 cipher=EDH-RSA-DES-CBC3-SHA bits=168 verify=NO); Fri, 11 Jul 2003 10:34:41 -0400 (EDT) Received: (from gallatin@localhost) by grasshopper.cs.duke.edu (8.11.6/8.9.1) id h6BEYad31717; Fri, 11 Jul 2003 10:34:36 -0400 (EDT) (envelope-from gallatin@cs.duke.edu) From: Andrew Gallatin MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Message-ID: <16142.51964.387258.760328@grasshopper.cs.duke.edu> Date: Fri, 11 Jul 2003 10:34:36 -0400 (EDT) To: deischen@freebsd.org In-Reply-To: References: <16142.50418.692392.183187@grasshopper.cs.duke.edu> X-Mailer: VM 6.75 under 21.1 (patch 12) "Channel Islands" XEmacs Lucid cc: freebsd-threads@freebsd.org Subject: Re: dumb KSE question X-BeenThere: freebsd-threads@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: Threading on FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 11 Jul 2003 14:34:45 -0000 Daniel Eischen writes: > That's a dumb question :-) All joking aside, it is suppose > to make a callback into the UTS so another thread can run > and shouldn't block the process. It will be automatic > and your driver does not need to do anything special. Thanks.. I just wanted to make sure that was really how it worked, and there was no exception hidden in the fine print for blocking done via ioctl rather than a normal syscall. Thanks! Drew