uml: fix kernel stack size on x86_64

Force KERNEL_STACK_ORDER to be at least 1 on UML/x86_64, to avoid overflows.

Signed-off-by: Jeff Dike <jdike@linux.intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Jeff Dike 2007-06-08 13:46:49 -07:00 committed by Linus Torvalds
parent 272c1d21d6
commit e80ad9b651

View file

@ -278,6 +278,7 @@ config HIGHMEM
config KERNEL_STACK_ORDER
int "Kernel stack size order"
default 1 if 64BIT
range 1 10 if 64BIT
default 0 if !64BIT
help
This option determines the size of UML kernel stacks. They will