diff options
Diffstat (limited to 'sys/kern/kern_timeout.c')
| -rw-r--r-- | sys/kern/kern_timeout.c | 28 |
1 files changed, 0 insertions, 28 deletions
diff --git a/sys/kern/kern_timeout.c b/sys/kern/kern_timeout.c index c0f9c89..f1c4b90 100644 --- a/sys/kern/kern_timeout.c +++ b/sys/kern/kern_timeout.c @@ -70,9 +70,6 @@ int callwheelsize, callwheelbits, callwheelmask; struct callout_tailq *callwheel; int softticks; /* Like ticks, but for softclock(). */ struct mtx callout_lock; -#ifdef DIAGNOSTIC -struct mtx callout_dont_sleep; -#endif static struct callout *nextsoftcheck; /* Next callout to be checked. */ @@ -123,9 +120,6 @@ kern_timeout_callwheel_init(void) TAILQ_INIT(&callwheel[i]); } mtx_init(&callout_lock, "callout", NULL, MTX_SPIN | MTX_RECURSE); -#ifdef DIAGNOSTIC - mtx_init(&callout_dont_sleep, "callout_dont_sleep", NULL, MTX_DEF); -#endif } /* @@ -154,11 +148,6 @@ softclock(void *dummy) int depth; int mpcalls; int gcalls; -#ifdef DIAGNOSTIC - struct bintime bt1, bt2; - struct timespec ts2; - static uint64_t maxdt = 18446744073709551LL; /* 1 msec */ -#endif #ifndef MAX_SOFTCLOCK_STEPS #define MAX_SOFTCLOCK_STEPS 100 /* Maximum allowed value of steps. */ @@ -218,24 +207,7 @@ softclock(void *dummy) } else { mpcalls++; } -#ifdef DIAGNOSTIC - binuptime(&bt1); - mtx_lock(&callout_dont_sleep); -#endif c_func(c_arg); -#ifdef DIAGNOSTIC - mtx_unlock(&callout_dont_sleep); - binuptime(&bt2); - bintime_sub(&bt2, &bt1); - if (bt2.frac > maxdt) { - maxdt = bt2.frac; - bintime2timespec(&bt2, &ts2); - printf( - "Expensive timeout(9) function: %p(%p) %ld.%09ld s\n", - c_func, c_arg, - (long)ts2.tv_sec, ts2.tv_nsec); - } -#endif if (!(c_flags & CALLOUT_MPSAFE)) mtx_unlock(&Giant); mtx_lock_spin(&callout_lock); |
