x86: trim ACPI sleep stack buffer · 5000cadcf3 - Gogs

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>

Matt Mackall 16 years ago

parent

d0d0f7432c

commit

5000cadcf3

1 changed files with 1 additions and 1 deletions

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							+ 1
							
							- 1
						
arch/x86/kernel/acpi/sleep.c
							 
								View File
							
				@@ -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
			
				 /**