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authorJeff Dike <jdike@addtoit.com>2007-06-08 13:46:49 -0700
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-06-08 17:23:33 -0700
commite80ad9b651abb7229551339081d7e53097bf8ea7 (patch)
tree5aeef27f28b62372ef67478dd530569fc422a29c /arch/um/Kconfig
parent272c1d21d6fe42979068e14c04fb60fb6045ad74 (diff)
downloadop-kernel-dev-e80ad9b651abb7229551339081d7e53097bf8ea7.zip
op-kernel-dev-e80ad9b651abb7229551339081d7e53097bf8ea7.tar.gz
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>
Diffstat (limited to 'arch/um/Kconfig')
-rw-r--r--arch/um/Kconfig1
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/um/Kconfig b/arch/um/Kconfig
index c504312..e6ff302 100644
--- a/arch/um/Kconfig
+++ b/arch/um/Kconfig
@@ -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
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