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consolidate all mutux opertion

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replace all pthread_mutex_lock/unlock to be svm_queue_lock/unlock
So there all operation is based on defined mutux, and it can help us
to debug or replace mutux locking method

Change-Id: I9aeeb03bbbbf3d7a824c06a535e5d6a6b463b42c
Signed-off-by: Ping Yu <ping.yu@intel.com>
This commit is contained in:
Ping Yu
2019-03-12 05:28:16 -04:00
committed by Florin Coras
parent 09267f705f
commit a474894a4a
1 changed files with 17 additions and 17 deletions
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34
src/svm/queue.c
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@ -140,10 +140,10 @@ svm_queue_wait_inline (svm_queue_t * q)
/* Fake a wait for event. We could use epoll but that would mean
* using yet another fd. Should do for now */
u32 cursize = q->cursize;
pthread_mutex_unlock (&q->mutex);
svm_queue_unlock (q);
while (q->cursize == cursize)
CLIB_PAUSE ();
pthread_mutex_lock (&q->mutex);
svm_queue_lock (q);
}
}
@ -170,11 +170,11 @@ svm_queue_timedwait_inline (svm_queue_t * q, double timeout)
u32 cursize = q->cursize;
int rv;
pthread_mutex_unlock (&q->mutex);
svm_queue_unlock (q);
while (q->cursize == cursize && unix_time_now () < max_time)
CLIB_PAUSE ();
rv = unix_time_now () < max_time ? 0 : ETIMEDOUT;
pthread_mutex_lock (&q->mutex);
svm_queue_unlock (q);
return rv;
}
}
@ -250,13 +250,13 @@ svm_queue_add (svm_queue_t * q, u8 * elem, int nowait)
}
}
else
pthread_mutex_lock (&q->mutex);
svm_queue_lock (q);
if (PREDICT_FALSE (q->cursize == q->maxsize))
{
if (nowait)
{
pthread_mutex_unlock (&q->mutex);
svm_queue_unlock (q);
return (-2);
}
while (q->cursize == q->maxsize)
@ -277,7 +277,7 @@ svm_queue_add (svm_queue_t * q, u8 * elem, int nowait)
if (need_broadcast)
svm_queue_send_signal (q, 1);
pthread_mutex_unlock (&q->mutex);
svm_queue_unlock (q);
return 0;
}
@ -300,13 +300,13 @@ svm_queue_add2 (svm_queue_t * q, u8 * elem, u8 * elem2, int nowait)
}
}
else
pthread_mutex_lock (&q->mutex);
svm_queue_lock (q);
if (PREDICT_FALSE (q->cursize + 1 == q->maxsize))
{
if (nowait)
{
pthread_mutex_unlock (&q->mutex);
svm_queue_unlock (q);
return (-2);
}
while (q->cursize + 1 == q->maxsize)
@ -336,7 +336,7 @@ svm_queue_add2 (svm_queue_t * q, u8 * elem, u8 * elem2, int nowait)
if (need_broadcast)
svm_queue_send_signal (q, 1);
pthread_mutex_unlock (&q->mutex);
svm_queue_unlock (q);
return 0;
}
@ -361,13 +361,13 @@ svm_queue_sub (svm_queue_t * q, u8 * elem, svm_q_conditional_wait_t cond,
}
}
else
pthread_mutex_lock (&q->mutex);
svm_queue_lock (q);
if (PREDICT_FALSE (q->cursize == 0))
{
if (cond == SVM_Q_NOWAIT)
{
pthread_mutex_unlock (&q->mutex);
svm_queue_unlock (q);
return (-2);
}
else if (cond == SVM_Q_TIMEDWAIT)
@ -377,7 +377,7 @@ svm_queue_sub (svm_queue_t * q, u8 * elem, svm_q_conditional_wait_t cond,
if (rc == ETIMEDOUT)
{
pthread_mutex_unlock (&q->mutex);
svm_queue_unlock (q);
return ETIMEDOUT;
}
}
@ -404,7 +404,7 @@ svm_queue_sub (svm_queue_t * q, u8 * elem, svm_q_conditional_wait_t cond,
if (need_broadcast)
svm_queue_send_signal (q, 0);
pthread_mutex_unlock (&q->mutex);
svm_queue_unlock (q);
return 0;
}
@ -415,10 +415,10 @@ svm_queue_sub2 (svm_queue_t * q, u8 * elem)
int need_broadcast;
i8 *headp;
pthread_mutex_lock (&q->mutex);
svm_queue_lock (q);
if (q->cursize == 0)
{
pthread_mutex_unlock (&q->mutex);
svm_queue_unlock (q);
return -1;
}
@ -431,7 +431,7 @@ svm_queue_sub2 (svm_queue_t * q, u8 * elem)
if (PREDICT_FALSE (q->head == q->maxsize))
q->head = 0;
pthread_mutex_unlock (&q->mutex);
svm_queue_unlock (q);
if (need_broadcast)
svm_queue_send_signal (q, 0);