uml: shrink kernel stacks

Make kernel stacks be 1 page on i386 and 2 pages on x86_64.  These match the
host values.

Signed-off-by: Jeff Dike <jdike@linux.intel.com>
Cc: Paolo 'Blaisorblade' Giarrusso <blaisorblade@yahoo.it>
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 2007-05-10 22:22:35 -07:00 committed by Linus Torvalds
parent c14b84949e
commit 02239c2996
2 changed files with 3 additions and 2 deletions

View File

@ -277,7 +277,8 @@ config HIGHMEM
config KERNEL_STACK_ORDER
int "Kernel stack size order"
default 2
default 1 if 64BIT
default 0 if !64BIT
help
This option determines the size of UML kernel stacks. They will
be 1 << order pages. The default is OK unless you're running Valgrind

View File

@ -86,7 +86,7 @@ CONFIG_MCONSOLE=y
# CONFIG_MAGIC_SYSRQ is not set
CONFIG_NEST_LEVEL=0
# CONFIG_HIGHMEM is not set
CONFIG_KERNEL_STACK_ORDER=2
CONFIG_KERNEL_STACK_ORDER=0
CONFIG_UML_REAL_TIME_CLOCK=y
#