lkml.org 
[lkml]   [2010]   [Nov]   [9]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH 3/4] ARM: add CONFIG_CRASH_DUMP to Kconfig
Date
From: Mika Westerberg <ext-mika.1.westerberg@nokia.com>

Add CONFIG_CRASH_DUMP configuration option which is used by dump
capture kernels.

Signed-off-by: Mika Westerberg <ext-mika.1.westerberg@nokia.com>
---
arch/arm/Kconfig | 13 +++++++++++++
1 files changed, 13 insertions(+), 0 deletions(-)

diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index a19a526..78774d9 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -1650,6 +1650,19 @@ config ATAGS_PROC
Should the atags used to boot the kernel be exported in an "atags"
file in procfs. Useful with kexec.

+config CRASH_DUMP
+ bool "Build kdump crash kernel (EXPERIMENTAL)"
+ depends on EXPERIMENTAL
+ help
+ Generate crash dump after being started by kexec. This should
+ be normally only set in special crash dump kernels which are
+ loaded in the main kernel with kexec-tools into a specially
+ reserved region and then later executed after a crash by
+ kdump/kexec. The crash dump kernel must be compiled to a
+ memory address not used by the main kernel
+
+ For more details see Documentation/kdump/kdump.txt
+
config AUTO_ZRELADDR
bool "Auto calculation of the decompressed kernel image address"
depends on !ZBOOT_ROM && !ARCH_U300
--
1.7.2.3


\
 
 \ /
  Last update: 2010-11-09 10:09    [W:0.628 / U:0.672 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site