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-rw-r--r--arch/x86_64/Kconfig21
1 files changed, 11 insertions, 10 deletions
diff --git a/arch/x86_64/Kconfig b/arch/x86_64/Kconfig
index 37f11f24a04..d681be88ae5 100644
--- a/arch/x86_64/Kconfig
+++ b/arch/x86_64/Kconfig
@@ -582,17 +582,18 @@ config CRASH_DUMP
bool "kernel crash dumps (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
+ 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 or BIOS using
- PHYSICAL_START.
- For more details see Documentation/kdump/kdump.txt
+ PHYSICAL_START, or it must be built as a relocatable image
+ (CONFIG_RELOCATABLE=y).
+ For more details see Documentation/kdump/kdump.txt
config RELOCATABLE
- bool "Build a relocatable kernel(EXPERIMENTAL)"
+ bool "Build a relocatable kernel (EXPERIMENTAL)"
depends on EXPERIMENTAL
help
Builds a relocatable kernel. This enables loading and running
@@ -603,8 +604,8 @@ config RELOCATABLE
must live at a different physical address than the primary
kernel.
- Note: If CONFIG_RELOCATABLE=y, then kernel run from the address
- it has been loaded at and compile time physical address
+ Note: If CONFIG_RELOCATABLE=y, then the kernel runs from the address
+ it has been loaded at and the compile time physical address
(CONFIG_PHYSICAL_START) is ignored.
config PHYSICAL_START