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Commit 1edf7778 authored by Andi Kleen's avatar Andi Kleen Committed by Andi Kleen
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[PATCH] i386/x86-64: Improve Kconfig description of CRASH_DUMP



Improve Kconfig description of CONFIG_CRASH_DUMP. Previously
it was too brief to be useful.

Cc: vgoyal@in.ibm.com
Cc: ebiederm@xmission.com

Signed-off-by: default avatarAndi Kleen <ak@suse.de>
parent cbf9b4bb
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+7 −0
Original line number Diff line number Diff line
@@ -761,6 +761,13 @@ config CRASH_DUMP
	depends on HIGHMEM
	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 or BIOS using
          PHYSICAL_START.
	  For more details see Documentation/kdump/kdump.txt

config PHYSICAL_START
	hex "Physical address where the kernel is loaded" if (EMBEDDED || CRASH_DUMP)
+8 −1
Original line number Diff line number Diff line
@@ -489,6 +489,13 @@ config CRASH_DUMP
	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 or BIOS using
	  PHYSICAL_START.
          For more details see Documentation/kdump/kdump.txt

config PHYSICAL_START
	hex "Physical address where the kernel is loaded" if (EMBEDDED || CRASH_DUMP)