From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from sc8-sf-mx1-b.sourceforge.net ([10.3.1.11] helo=sc8-sf-mx1.sourceforge.net) by sc8-sf-list1.sourceforge.net with esmtp (Exim 4.30) id 1B8HPR-0000aE-K9 for user-mode-linux-devel@lists.sourceforge.net; Tue, 30 Mar 2004 03:27:57 -0800 Received: from mxout.hispeed.ch ([62.2.95.247] helo=smtp.hispeed.ch) by sc8-sf-mx1.sourceforge.net with esmtp (TLSv1:DES-CBC3-SHA:168) (Exim 4.30) id 1B8HPQ-0008Fm-UF for user-mode-linux-devel@lists.sourceforge.net; Tue, 30 Mar 2004 03:27:57 -0800 Received: from epfl.ch (TVT-CaTV-dhcp-53-157.urbanet.ch [80.238.53.157]) by smtp.hispeed.ch (8.12.6/8.12.6/tornado-1.0) with ESMTP id i2UBRsdN008808 for ; Tue, 30 Mar 2004 13:27:54 +0200 Message-ID: <406958BA.7080109@epfl.ch> From: Nicolas Blanc MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Subject: [uml-devel] skas understanding Sender: user-mode-linux-devel-admin@lists.sourceforge.net Errors-To: user-mode-linux-devel-admin@lists.sourceforge.net List-Unsubscribe: , List-Id: The user-mode Linux development list List-Post: List-Help: List-Subscribe: , List-Archive: Date: Tue, 30 Mar 2004 13:23:38 +0200 To: user-mode-linux-devel@lists.sourceforge.net Hello, I am trying to figure out how does UML run in skas mod (I already red some papers abouts it and now I d'like to jump into the code), but I am experiencing some difficulties about things that are done in function start_uml_skas : 1) in function start_userspace : stack = mmap(...,MAP_ANONYMOUS,...); ... pid = clone(userspace_tramp, (void *) sp, CLONE_FILES | CLONE_VM | SIGCHLD, NULL); ... munmap(stack,PAGE_SIZE); I don't understand the purpose of using anonymous mmap. 2) capture_signal_stack() : what is it for ? 3) Where is the kernel thread? Thanks Nicolas ------------------------------------------------------- This SF.Net email is sponsored by: IBM Linux Tutorials Free Linux tutorial presented by Daniel Robbins, President and CEO of GenToo technologies. Learn everything from fundamentals to system administration.http://ads.osdn.com/?ad_id=1470&alloc_id=3638&op=click _______________________________________________ User-mode-linux-devel mailing list User-mode-linux-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/user-mode-linux-devel