[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>

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