From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261882AbVHDG7X (ORCPT ); Thu, 4 Aug 2005 02:59:23 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S261905AbVHDG7X (ORCPT ); Thu, 4 Aug 2005 02:59:23 -0400 Received: from zcars04e.nortelnetworks.com ([47.129.242.56]:56740 "EHLO zcars04e.ca.nortel.com") by vger.kernel.org with ESMTP id S261882AbVHDG7W (ORCPT ); Thu, 4 Aug 2005 02:59:22 -0400 Message-ID: <42F1BCB2.8030006@nortel.com> Date: Thu, 04 Aug 2005 00:58:58 -0600 X-Sybari-Space: 00000000 00000000 00000000 00000000 From: "Christopher Friesen" User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.6) Gecko/20040115 X-Accept-Language: en-us, en MIME-Version: 1.0 To: Keith Owens CC: Linux Kernel Mailing List Subject: Re: question on memory map of process on i386 References: <7276.1123129359@kao2.melbourne.sgi.com> In-Reply-To: <7276.1123129359@kao2.melbourne.sgi.com> 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 Keith Owens wrote: > The gate page is a section of code that is generated as part of the > kernel build. At run time, the gate page is mapped into all the user > space processes. There is also a virtual dynamic .so (vdso) file that > is created by the kernel and picked up by the linker, the vdso maps the > kernel entries in the gate page. Run this command and look for "gate". Okay, I suspected it might be something like this. Why does find_vma() fail for that page though? This confuses some code that I wrote. Do I have to teach my stuff about get_gate_vma() and in_gate_area()? Chris