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| author | Mika Westerberg <mika.westerberg@iki.fi> | 2010-11-18 19:14:52 +0100 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2010-11-30 13:40:05 +0000 |
| commit | cb5d39b3a1440eca79c742d95f1d78180c272286 (patch) | |
| tree | e7093626af5ed12ed14493f164f23c14d1a9b6bd /arch/arm/Kconfig | |
| parent | 4b3bf7aef94fc337610d78fce0d960e2ee1d5a8f (diff) | |
| download | lwn-cb5d39b3a1440eca79c742d95f1d78180c272286.tar.gz lwn-cb5d39b3a1440eca79c742d95f1d78180c272286.zip | |
ARM: 6487/1: add CONFIG_CRASH_DUMP to Kconfig
Add CONFIG_CRASH_DUMP configuration option which is used by dump
capture kernels.
Signed-off-by: Mika Westerberg <mika.westerberg@iki.fi>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm/Kconfig')
| -rw-r--r-- | arch/arm/Kconfig | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index db524e75c4a2..03582fd14b87 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 |