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-rw-r--r--src/svm/svm_fifo.c4
-rw-r--r--src/vnet/session/session.c12
2 files changed, 4 insertions, 12 deletions
diff --git a/src/svm/svm_fifo.c b/src/svm/svm_fifo.c
index 6b4ea68ca17..87e019ab1f1 100644
--- a/src/svm/svm_fifo.c
+++ b/src/svm/svm_fifo.c
@@ -909,11 +909,11 @@ svm_fifo_dequeue_drop (svm_fifo_t * f, u32 len)
if (PREDICT_FALSE (cursize == 0))
return SVM_FIFO_EEMPTY;
- svm_fifo_trace_add (f, tail, total_drop_bytes, 3);
-
/* number of bytes we're going to drop */
total_drop_bytes = clib_min (cursize, len);
+ svm_fifo_trace_add (f, tail, total_drop_bytes, 3);
+
/* move head */
head = (head + total_drop_bytes) % f->size;
diff --git a/src/vnet/session/session.c b/src/vnet/session/session.c
index 8aa4af935e9..ea52b75086d 100644
--- a/src/vnet/session/session.c
+++ b/src/vnet/session/session.c
@@ -32,18 +32,10 @@ session_send_evt_to_thread (void *data, void *args, u32 thread_index,
session_event_t *evt;
svm_msg_q_msg_t msg;
svm_msg_q_t *mq;
- u32 tries = 0, max_tries;
mq = session_main_get_vpp_event_queue (thread_index);
- while (svm_msg_q_try_lock (mq))
- {
- max_tries = vlib_get_current_process (vlib_get_main ())? 1e6 : 3;
- if (tries++ == max_tries)
- {
- SESSION_DBG ("failed to enqueue evt");
- return -1;
- }
- }
+ if (PREDICT_FALSE (svm_msg_q_lock (mq)))
+ return -1;
if (PREDICT_FALSE (svm_msg_q_ring_is_full (mq, SESSION_MQ_IO_EVT_RING)))
{
svm_msg_q_unlock (mq);