On Tuesday, September 15, 2015 01:42:21 PM Viresh Kumar wrote:
The variable 'wakeup_irq' is defined within #ifdef CONFIG_PM_SLEEP_DEBUG and used outside of it. And that breaks kernel build:
/home/viresh/linux/drivers/base/power/wakeup.c:871: undefined reference to `wakeup_irq' /home/viresh/drivers/base/power/wakeup.c:871: undefined reference to `wakeup_irq'
Fix it by defining the variable outside of the ifdef.
Fixes: d1e59c235322 ("PM / sleep: Report interrupt that caused system wakeup") Signed-off-by: Viresh Kumar viresh.kumar@linaro.org
I've applied the v11 of the Alexandra's patch that doesn't have this problem AFAICS.
kernel/power/main.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/kernel/power/main.c b/kernel/power/main.c index 9880bf888a5b..f97a188f4ccc 100644 --- a/kernel/power/main.c +++ b/kernel/power/main.c @@ -235,6 +235,9 @@ late_initcall(pm_debugfs_init); #endif /* CONFIG_PM_SLEEP */ +/* IRQ number which causes system wakeup */ +unsigned int wakeup_irq;
#ifdef CONFIG_PM_SLEEP_DEBUG /*
- pm_print_times: print time taken by devices to suspend and resume.
@@ -273,7 +276,6 @@ static inline void pm_print_times_init(void) pm_print_times_enabled = !!initcall_debug; } -unsigned int wakeup_irq; static ssize_t pm_wakeup_irq_show(struct kobject *kobj, struct kobj_attribute *attr, char *buf)