Messages in this thread Patch in this message | | | From | Mika Westerberg <> | Subject | [PATCH 3/4] ARM: add CONFIG_CRASH_DUMP to Kconfig | Date | Tue, 9 Nov 2010 11:06:12 +0200 |
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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
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