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| author | Yaowei Bai <bywxiaobai@163.com> | 2015-11-05 18:44:24 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2015-11-05 19:34:48 -0800 |
| commit | 451637e454f0b41689cd07cdc3fa53388c22890d (patch) | |
| tree | e4a957254759d4aa677b4916e2ca969e09a93cf4 /kernel | |
| parent | b64787401fd85b66403dd05159a749e333059c0a (diff) | |
| download | lwn-451637e454f0b41689cd07cdc3fa53388c22890d.tar.gz lwn-451637e454f0b41689cd07cdc3fa53388c22890d.zip | |
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: Yaowei Bai <bywxiaobai@163.com>
Reviewed-by: Aaron Tomlin <atomlin@redhat.com>
Acked-by: Don Zickus <dzickus@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'kernel')
| -rw-r--r-- | kernel/watchdog.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/kernel/watchdog.c b/kernel/watchdog.c index 64ed1c37bd1f..568ba64b22d6 100644 --- a/kernel/watchdog.c +++ b/kernel/watchdog.c @@ -263,15 +263,15 @@ void touch_softlockup_watchdog_sync(void) #ifdef CONFIG_HARDLOCKUP_DETECTOR /* watchdog detector functions */ -static int is_hardlockup(void) +static bool is_hardlockup(void) { unsigned long hrint = __this_cpu_read(hrtimer_interrupts); if (__this_cpu_read(hrtimer_interrupts_saved) == hrint) - return 1; + return true; __this_cpu_write(hrtimer_interrupts_saved, hrint); - return 0; + return false; } #endif |