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-rw-r--r--lib/libzpool/kernel.c35
1 files changed, 35 insertions, 0 deletions
diff --git a/lib/libzpool/kernel.c b/lib/libzpool/kernel.c
index 2e5eef69b..f994f8ee3 100644
--- a/lib/libzpool/kernel.c
+++ b/lib/libzpool/kernel.c
@@ -528,6 +528,41 @@ top:
return (1);
}
+/*ARGSUSED*/
+clock_t
+cv_timedwait_hires(kcondvar_t *cv, kmutex_t *mp, hrtime_t tim, hrtime_t res,
+ int flag)
+{
+ int error;
+ timestruc_t ts;
+ hrtime_t delta;
+
+ ASSERT(flag == 0);
+
+top:
+ delta = tim - gethrtime();
+ if (delta <= 0)
+ return (-1);
+
+ ts.tv_sec = delta / NANOSEC;
+ ts.tv_nsec = delta % NANOSEC;
+
+ ASSERT(mutex_owner(mp) == curthread);
+ mp->m_owner = NULL;
+ error = pthread_cond_timedwait(&cv->cv, &mp->m_lock, &ts);
+ mp->m_owner = curthread;
+
+ if (error == ETIME)
+ return (-1);
+
+ if (error == EINTR)
+ goto top;
+
+ ASSERT(error == 0);
+
+ return (1);
+}
+
void
cv_signal(kcondvar_t *cv)
{