Li Shaohua <[email protected]> wrote:
>
> Using CPU hotplug to support suspend/resume SMP. Both S3 and S4 use
> disable/enable_nonboot_cpus API. The S4 part is based on Pavel's
> original S4 SMP patch.
On ia64, with tiger_defconfig:
kernel/built-in.o(.text+0x59e12): In function `suspend_prepare':
: undefined reference to `disable_nonboot_cpus'
kernel/built-in.o(.text+0x59e62): In function `suspend_prepare':
: undefined reference to `enable_nonboot_cpus'
kernel/built-in.o(.text+0x5a222): In function `suspend_finish':
: undefined reference to `enable_nonboot_cpus'
Signed-off-by: Andrew Morton <[email protected]>
---
include/linux/suspend.h | 2 +-
1 files changed, 1 insertion(+), 1 deletion(-)
diff -puN include/linux/suspend.h~suspend-resume-smp-support-fix include/linux/suspend.h
--- 25/include/linux/suspend.h~suspend-resume-smp-support-fix Thu Apr 28 15:12:21 2005
+++ 25-akpm/include/linux/suspend.h Thu Apr 28 15:13:13 2005
@@ -58,7 +58,7 @@ static inline int software_suspend(void)
}
#endif
-#ifdef CONFIG_HOTPLUG_CPU
+#if defined(CONFIG_HOTPLUG_CPU) && defined(CONFIG_SOFTWARE_SUSPEND)
extern void disable_nonboot_cpus(void);
extern void enable_nonboot_cpus(void);
#else
_
-
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