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session: re-set tx fifo event if out of buffers

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Type: fix

Change-Id: I7416e827fbc5c63d082273656441c81dd6246d8a
Signed-off-by: Florin Coras <fcoras@cisco.com>
(cherry picked from commit aa43914df656bbd7340b8dbd68f23f8fe0aabfd5)
This commit is contained in:
Florin Coras
2019-11-08 15:32:05 -08:00
committed by Andrew Yourtchenko
parent 8427de5ab1
commit c58ef62713
1 changed files with 2 additions and 1 deletions
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3
src/vnet/session/session_node.c
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@ -899,7 +899,8 @@ session_tx_fifo_read_and_snd_i (session_worker_t * wrk,
{
if (n_bufs)
vlib_buffer_free (vm, wrk->tx_buffers, n_bufs);
session_evt_add_head_old (wrk, elt);
if (svm_fifo_set_event (ctx->s->tx_fifo))
session_evt_add_head_old (wrk, elt);
vlib_node_increment_counter (wrk->vm, node->node_index,
SESSION_QUEUE_ERROR_NO_BUFFER, 1);
return SESSION_TX_NO_BUFFERS;