watchdog/core: Put softlockup_threads_initialized under ifdef guard

The variable is unused when the softlockup detector is disabled in Kconfig.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
This commit is contained in:
Thomas Gleixner 2017-10-02 20:59:09 +02:00
parent 5587185ddb
commit 0b62bf862d

View File

@ -47,7 +47,6 @@ int __read_mostly watchdog_thresh = 10;
int __read_mostly nmi_watchdog_available;
struct cpumask watchdog_allowed_mask __read_mostly;
static bool softlockup_threads_initialized __read_mostly;
struct cpumask watchdog_cpumask __read_mostly;
unsigned long *watchdog_cpumask_bits = cpumask_bits(&watchdog_cpumask);
@ -168,6 +167,7 @@ static void lockup_detector_update_enable(void)
unsigned int __read_mostly softlockup_panic =
CONFIG_BOOTPARAM_SOFTLOCKUP_PANIC_VALUE;
static bool softlockup_threads_initialized __read_mostly;
static u64 __read_mostly sample_period;
static DEFINE_PER_CPU(unsigned long, watchdog_touch_ts);