From e7869d25b2f4cee801e2a89be5b6d78c0ce73d8e Mon Sep 17 00:00:00 2001 From: Andi Kleen Date: Tue, 26 Sep 2006 10:52:35 +0200 Subject: [PATCH] --- yaml --- r: 35881 b: refs/heads/master c: 1edf777803bdd2aeeb04cf44508fd9b88737fba8 h: refs/heads/master i: 35879: dc121b74844d5e3b0393f88436925631062d63db v: v3 --- [refs] | 2 +- trunk/arch/i386/Kconfig | 7 +++++++ trunk/arch/x86_64/Kconfig | 9 ++++++++- 3 files changed, 16 insertions(+), 2 deletions(-) diff --git a/[refs] b/[refs] index 36360432360e..f0beb1c0b8e5 100644 --- a/[refs] +++ b/[refs] @@ -1,2 +1,2 @@ --- -refs/heads/master: cbf9b4bb76c9ce53b7fdde0dffcd000951b5f0d4 +refs/heads/master: 1edf777803bdd2aeeb04cf44508fd9b88737fba8 diff --git a/trunk/arch/i386/Kconfig b/trunk/arch/i386/Kconfig index c134a545b37e..e34a4dbd6b92 100644 --- a/trunk/arch/i386/Kconfig +++ b/trunk/arch/i386/Kconfig @@ -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) diff --git a/trunk/arch/x86_64/Kconfig b/trunk/arch/x86_64/Kconfig index 6cd4878625f1..927b392a4aa0 100644 --- a/trunk/arch/x86_64/Kconfig +++ b/trunk/arch/x86_64/Kconfig @@ -488,7 +488,14 @@ config CRASH_DUMP bool "kernel crash dumps (EXPERIMENTAL)" depends on EXPERIMENTAL help - Generate crash dump after being started by kexec. + 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)