Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S268578AbUJDVYt (ORCPT ); Mon, 4 Oct 2004 17:24:49 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S268588AbUJDVYq (ORCPT ); Mon, 4 Oct 2004 17:24:46 -0400 Received: from zcars04f.nortelnetworks.com ([47.129.242.57]:26272 "EHLO zcars04f.nortelnetworks.com") by vger.kernel.org with ESMTP id S268589AbUJDVY0 (ORCPT ); Mon, 4 Oct 2004 17:24:26 -0400 Message-ID: <4161BF84.9030306@nortelnetworks.com> Date: Mon, 04 Oct 2004 15:24:20 -0600 X-Sybari-Space: 00000000 00000000 00000000 00000000 From: Chris Friesen User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.6) Gecko/20040113 X-Accept-Language: en-us, en MIME-Version: 1.0 To: Linux kernel Subject: easy question on syscall control flow 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: 572 Lines: 16 If I drop down from userspace to the kernel to run a syscall, is there any way for me to get back to that process' userspace without finishing the syscall (ie through signal handlers, etc.)? I think I'm doing some extra locking that I don't actually need, and I thought I'd double-check before removing it. Thanks, Chris - 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/