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authorMatt Mackall <mpm@selenic.com>2008-10-09 18:56:21 +0200
committerLen Brown <len.brown@intel.com>2008-10-11 00:05:52 +0200
commit5000cadcf3188e935dae28c4fc7e24639704ea55 (patch)
tree2d643447fcf8c4ff73b7889973b7e7c62fd755e8
parentx86: remove magic number from ACPI sleep stack buffer (diff)
downloadlinux-5000cadcf3188e935dae28c4fc7e24639704ea55.tar.xz
linux-5000cadcf3188e935dae28c4fc7e24639704ea55.zip
x86: trim ACPI sleep stack buffer
x86_64 SMP suspend to RAM uses a 10k temporary stack for saving the kernel state, but only 4k of it is used. Shrink it to 4k. Signed-off-by: Matt Mackall <mpm@selenic.com> Signed-off-by: Len Brown <len.brown@intel.com>
-rw-r--r--arch/x86/kernel/acpi/sleep.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/x86/kernel/acpi/sleep.c b/arch/x86/kernel/acpi/sleep.c
index 29cf3403abef..55d10cbe65b1 100644
--- a/arch/x86/kernel/acpi/sleep.c
+++ b/arch/x86/kernel/acpi/sleep.c
@@ -21,7 +21,7 @@ unsigned long acpi_realmode_flags;
static unsigned long acpi_realmode;
#if defined(CONFIG_SMP) && defined(CONFIG_64BIT)
-static char temp_stack[10240];
+static char temp_stack[4096];
#endif
/**