diff options
| author |   Andi Kleen <ak@suse.de> | 2006-03-25 16:30:13 +0100 |
|---|---|---|
| committer |   Linus Torvalds <torvalds@g5.osdl.org> | 2006-03-25 09:10:54 -0800 |
| commit | 04103609322daca31197068e310ba8037ecd3470 (patch) | |
| tree | e0686824d7b75c5f6036afccc4dc10f1bd18a0a6 /arch | |
| parent | [PATCH] x86_64: prefetch the mmap_sem in the fault path (diff) | |
| download | linux-dev-04103609322daca31197068e310ba8037ecd3470.tar.xz linux-dev-04103609322daca31197068e310ba8037ecd3470.zip | |
[PATCH] x86_64: Move kernel to 2MB
As suggested by Andi (and Alan), move the default kernel location
from 1Mb to 2Mb, to align to the start of a TLB entry.
Signed-off-by: Arjan van de Ven <arjan@linux.intel.com>
Signed-off-by: Andi Kleen <ak@suse.de>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/x86_64/Kconfig | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/x86_64/Kconfig b/arch/x86_64/Kconfig index e18eb79bf855..9fad9df86626 100644 --- a/arch/x86_64/Kconfig +++ b/arch/x86_64/Kconfig @@ -429,10 +429,10 @@ config CRASH_DUMP config PHYSICAL_START hex "Physical address where the kernel is loaded" if (EMBEDDED || CRASH_DUMP) default "0x1000000" if CRASH_DUMP - default "0x100000" + default "0x200000" help This gives the physical address where the kernel is loaded. Normally - for regular kernels this value is 0x100000 (1MB). But in the case + for regular kernels this value is 0x200000 (2MB). But in the case of kexec on panic the fail safe kernel needs to run at a different address than the panic-ed kernel. This option is used to set the load address for kernels used to capture crash dump on being kexec'ed |