From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752438AbaAOQfO (ORCPT ); Wed, 15 Jan 2014 11:35:14 -0500 Received: from mx1.redhat.com ([209.132.183.28]:63804 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751776AbaAOQfK (ORCPT ); Wed, 15 Jan 2014 11:35:10 -0500 Date: Wed, 15 Jan 2014 11:34:27 -0500 From: Vivek Goyal To: linux kernel mailing list , Kexec Mailing List , Andrew Morton , Greg KH Cc: "Ken'ichi Ohmichi" Subject: [PATCH] Add /sys/kernel/vmcoreinfo ABI documentation Message-ID: <20140115163427.GA3180@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org /sys/kernel/vmcoreinfo was introduced long back but there is no ABI documentation. This patch adds the documentation. Signed-off-by: Vivek Goyal --- Documentation/ABI/testing/sysfs-kernel-vmcoreinfo | 14 ++++++++++++++ 1 file changed, 14 insertions(+) Index: linux-2.6/Documentation/ABI/testing/sysfs-kernel-vmcoreinfo =================================================================== --- /dev/null 1970-01-01 00:00:00.000000000 +0000 +++ linux-2.6/Documentation/ABI/testing/sysfs-kernel-vmcoreinfo 2014-01-15 11:30:22.402206445 -0500 @@ -0,0 +1,14 @@ +What: /sys/kernel/vmcoreinfo +Date: October 2007 +KernelVersion: 2.6.24 +Contact: Ken'ichi Ohmichi + Kexec Mailing List + Vivek Goyal +Description + Shows physical address and size of vmcoreinfo ELF note. + First value contains physical address of note in hex and + second value contains the size of note in hex. This ELF + note info is parsed by second kernel and exported to user + space as part of ELF note in /proc/vmcore file. This note + contains various information like struct size, symbol + values, page size etc.