diff options
Diffstat (limited to 'sys/kern/kern_mutex.c')
| -rw-r--r-- | sys/kern/kern_mutex.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/sys/kern/kern_mutex.c b/sys/kern/kern_mutex.c index e61a187..2d9a48d5 100644 --- a/sys/kern/kern_mutex.c +++ b/sys/kern/kern_mutex.c @@ -436,6 +436,10 @@ __mtx_lock_sleep(volatile uintptr_t *c, uintptr_t tid, int opts, CTR3(KTR_LOCK, "%s: spinning on %p held by %p", __func__, m, owner); + KTR_STATE1(KTR_SCHED, "thread", + sched_tdname((struct thread *)tid), + "spinning", "lockname:\"%s\"", + m->lock_object.lo_name); while (mtx_owner(m) == owner && TD_IS_RUNNING(owner)) { cpu_spinwait(); @@ -443,6 +447,9 @@ __mtx_lock_sleep(volatile uintptr_t *c, uintptr_t tid, int opts, spin_cnt++; #endif } + KTR_STATE0(KTR_SCHED, "thread", + sched_tdname((struct thread *)tid), + "running"); continue; } } @@ -579,6 +586,8 @@ _mtx_lock_spin_cookie(volatile uintptr_t *c, uintptr_t tid, int opts, if (LOCK_LOG_TEST(&m->lock_object, opts)) CTR1(KTR_LOCK, "_mtx_lock_spin: %p spinning", m); + KTR_STATE1(KTR_SCHED, "thread", sched_tdname((struct thread *)tid), + "spinning", "lockname:\"%s\"", m->lock_object.lo_name); #ifdef HWPMC_HOOKS PMC_SOFT_CALL( , , lock, failed); @@ -604,6 +613,8 @@ _mtx_lock_spin_cookie(volatile uintptr_t *c, uintptr_t tid, int opts, if (LOCK_LOG_TEST(&m->lock_object, opts)) CTR1(KTR_LOCK, "_mtx_lock_spin: %p spin done", m); + KTR_STATE0(KTR_SCHED, "thread", sched_tdname((struct thread *)tid), + "running"); LOCKSTAT_PROFILE_OBTAIN_LOCK_SUCCESS(LS_MTX_SPIN_LOCK_ACQUIRE, m, contested, waittime, (file), (line)); |
