Commit e80ad9b6 authored by Jeff Dike's avatar Jeff Dike Committed by Linus Torvalds
Browse files

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: default avatarJeff Dike <jdike@linux.intel.com>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 272c1d21

arch/um/Kconfig

+1 −0
Original line number Diff line number Diff line
@@ -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