From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 8642 invoked by alias); 24 Nov 2005 18:10:57 -0000 Received: (qmail 8636 invoked by uid 22791); 24 Nov 2005 18:10:56 -0000 X-Spam-Status: No, hits=-2.6 required=5.0 tests=AWL,BAYES_00 X-Spam-Check-By: sourceware.org Received: from mx1.redhat.com (HELO mx1.redhat.com) (66.187.233.31) by sourceware.org (qpsmtpd/0.31) with ESMTP; Thu, 24 Nov 2005 18:10:53 +0000 Received: from int-mx1.corp.redhat.com (int-mx1.corp.redhat.com [172.16.52.254]) by mx1.redhat.com (8.12.11/8.12.11) with ESMTP id jAOIAp5Z005678 for ; Thu, 24 Nov 2005 13:10:51 -0500 Received: from pobox.toronto.redhat.com (pobox.toronto.redhat.com [172.16.14.4]) by int-mx1.corp.redhat.com (8.11.6/8.11.6) with ESMTP id jAOIApV04820 for ; Thu, 24 Nov 2005 13:10:51 -0500 Received: from toenail.toronto.redhat.com (toenail.toronto.redhat.com [172.16.14.211]) by pobox.toronto.redhat.com (8.12.8/8.12.8) with ESMTP id jAOIAobs002095 for ; Thu, 24 Nov 2005 13:10:50 -0500 Received: from toenail.toronto.redhat.com (localhost.localdomain [127.0.0.1]) by toenail.toronto.redhat.com (8.13.4/8.13.4) with ESMTP id jAOIAoeB026591 for ; Thu, 24 Nov 2005 13:10:50 -0500 Received: (from fche@localhost) by toenail.toronto.redhat.com (8.13.4/8.13.4/Submit) id jAOIAoOT026585; Thu, 24 Nov 2005 13:10:50 -0500 X-Authentication-Warning: toenail.toronto.redhat.com: fche set sender to fche@redhat.com using -f To: systemtap@sources.redhat.com Subject: Re: double fault -> PAGE_KERNEL flagged memory References: <20051123215633.GA8063@Krystal> <20051123223409.9E2DB1809B9@magilla.sf.frob.com> From: fche@redhat.com (Frank Ch. Eigler) Date: Thu, 24 Nov 2005 18:10:00 -0000 In-Reply-To: <20051123223409.9E2DB1809B9@magilla.sf.frob.com> Message-ID: User-Agent: Gnus/5.0808 (Gnus v5.8.8) Emacs/21.4 MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Mailing-List: contact systemtap-help@sourceware.org; run by ezmlm Precedence: bulk List-Subscribe: List-Post: List-Help: , Sender: systemtap-owner@sourceware.org X-SW-Source: 2005-q4/txt/msg00268.txt.bz2 roland wrote: > Ok. vmalloc makes sense for big buffers. [...] But less so for other stuff. I'll get the translator to switch to kmalloc as much as possible. > In the current Linus kernel, the i386 do_page_fault routine is > marked with __kprobes. [...] Maybe that decoration was missing from some transitively called function? - FChE