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| author | Jeff Dike <jdike@addtoit.com> | 2007-05-10 22:22:35 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-05-11 08:29:34 -0700 |
| commit | 02239c29967418284c05d58971894d658575e78c (patch) | |
| tree | be37214b7311729ff77afb00dca8de4f8bb7d7af /arch/um | |
| parent | c14b84949e127560084c7c56b365931c71c60768 (diff) | |
| download | op-kernel-dev-02239c29967418284c05d58971894d658575e78c.zip op-kernel-dev-02239c29967418284c05d58971894d658575e78c.tar.gz | |
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>
Diffstat (limited to 'arch/um')
| -rw-r--r-- | arch/um/Kconfig | 3 | ||||
| -rw-r--r-- | arch/um/defconfig | 2 |
2 files changed, 3 insertions, 2 deletions
diff --git a/arch/um/Kconfig b/arch/um/Kconfig index b9c0f30..c504312 100644 --- a/arch/um/Kconfig +++ b/arch/um/Kconfig @@ -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 diff --git a/arch/um/defconfig b/arch/um/defconfig index f938fa8..a54d0ef 100644 --- a/arch/um/defconfig +++ b/arch/um/defconfig @@ -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 # |
