From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from [10.3.1.93] (helo=sc8-sf-list1-new.sourceforge.net) by sc8-sf-list1.sourceforge.net with esmtp (Exim 4.30) id 1Fhrrf-0008Aa-Nk for user-mode-linux-devel@lists.sourceforge.net; Sun, 21 May 2006 10:37:15 -0700 Received: from sc8-sf-mx2-b.sourceforge.net ([10.3.1.92] helo=mail.sourceforge.net) by sc8-sf-list1-new.sourceforge.net with esmtp (Exim 4.43) id 1Fhrrf-0007JD-I6 for user-mode-linux-devel@lists.sourceforge.net; Sun, 21 May 2006 10:37:15 -0700 Received: from smtp001.mail.ukl.yahoo.com ([217.12.11.32]) by mail.sourceforge.net with smtp (Exim 4.44) id 1Fhrrd-0000Jq-Uf for user-mode-linux-devel@lists.sourceforge.net; Sun, 21 May 2006 10:37:15 -0700 From: Blaisorblade Subject: Re: [uml-devel] [PATCH] RFC allow PTRACE_SYSCALL to selectively skip syscalls References: <200605191609.39884.blaisorblade@yahoo.it> In-Reply-To: <200605191609.39884.blaisorblade@yahoo.it> MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200605211936.56902.blaisorblade@yahoo.it> 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: Sun, 21 May 2006 19:36:56 +0200 To: user-mode-linux-devel@lists.sourceforge.net Cc: Steven James , "Charles P. Wright" On Friday 19 May 2006 16:09, Blaisorblade wrote: > That is more or less my idea, however I've not had the time to work on it. > Instead of changing the semantics we must add another option - I thought to > use a ptrace option (the ones you set with PTRACE_SETOPTIONS), Charles > Wright coded instead a PTRACE_CHECKEMU, but this is the concept. > So, I'm going to forward you the emails containing two patches: > *) PTRACE_CHECKEMU from Charles Wright > *) PTRACE_SYSCALL_MASK - to make the debugger be notified only of some > syscalls; the only check is via syscall number though. It's unrelated to > this but probably useful to you. > And I'm attaching my original version of the PTRACE_CHECKEMU thing There's yet another implementation of this; look at the first 4 threads of this page - Renzo Davoli posted a set of 3-patches which include his PTRACE_SYSVM which has also this feature. http://marc.theaimsgroup.com/?a=106901060200003&r=1&w=2 -- Inform me of my mistakes, so I can keep imitating Homer Simpson's "Doh!". Paolo Giarrusso, aka Blaisorblade (Skype ID "PaoloGiarrusso", ICQ 215621894) http://www.user-mode-linux.org/~blaisorblade ___________________________________ Yahoo! Mail: gratis 1GB per i messaggi e allegati da 10MB http://mail.yahoo.it ------------------------------------------------------- Using Tomcat but need to do more? Need to support web services, security? Get stuff done quickly with pre-integrated technology to make your job easier Download IBM WebSphere Application Server v.1.0.1 based on Apache Geronimo http://sel.as-us.falkag.net/sel?cmd=lnk&kid=120709&bid=263057&dat=121642 _______________________________________________ User-mode-linux-devel mailing list User-mode-linux-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/user-mode-linux-devel