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Commit 451637e4 authored by Yaowei Bai's avatar Yaowei Bai Committed by Linus Torvalds
Browse files

kernel/watchdog.c: is_hardlockup can be boolean 



Make is_hardlockup return bool to improve readability due to this
particular function only using either one or zero as its return value.

No functional change.

Signed-off-by: default avatarYaowei Bai <bywxiaobai@163.com>
Reviewed-by: default avatarAaron Tomlin <atomlin@redhat.com>
Acked-by: default avatarDon Zickus <dzickus@redhat.com>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent b6478740

kernel/watchdog.c

+3 −3
Original line number Original line Diff line number Diff line
@@ -263,15 +263,15 @@ void touch_softlockup_watchdog_sync(void) 




#ifdef CONFIG_HARDLOCKUP_DETECTOR

#ifdef CONFIG_HARDLOCKUP_DETECTOR

/* watchdog detector functions */

/* watchdog detector functions */

static int is_hardlockup(void)

static bool is_hardlockup(void)

{

{

	unsigned long hrint = __this_cpu_read(hrtimer_interrupts);

	unsigned long hrint = __this_cpu_read(hrtimer_interrupts);





	if (__this_cpu_read(hrtimer_interrupts_saved) == hrint)

	if (__this_cpu_read(hrtimer_interrupts_saved) == hrint)

		return 1;

		return true;





	__this_cpu_write(hrtimer_interrupts_saved, hrint);

	__this_cpu_write(hrtimer_interrupts_saved, hrint);

	return 0;

	return false;

}

}

#endif

#endif