Make the pipeline instruction quanta configurable at build time.
Signed-off-by: Cristian Dumitrescu <cristian.dumitre...@intel.com>
---
examples/pipeline/thread.c | 11 ++++++++++-
1 file changed, 10 insertions(+), 1 deletion(-)
diff --git a/examples/pipeline/thread.c b/examples/pipeline/thread.c
index 6ac27e4eb..bf11e6144 100644
--- a/examples/pipeline/thread.c
+++ b/examples/pipeline/thread.c
@@ -30,6 +30,15 @@
#define THREAD_TIMER_PERIOD_MS 100
#endif
+/* Pipeline instruction quanta: Needs to be big enough to do some meaningful
+ * work, but not too big to avoid starving any other pipelines mapped to the
+ * same thread. For a pipeline that executes 10 instructions per packet, a
+ * quanta of 1000 instructions equates to processing 100 packets.
+ */
+#ifndef PIPELINE_INSTR_QUANTA
+#define PIPELINE_INSTR_QUANTA 1000
+#endif
+
/**
* Control thread: data plane thread context
*/
@@ -517,7 +526,7 @@ thread_main(void *arg __rte_unused)
/* Data Plane */
for (j = 0; j < t->n_pipelines; j++)
- rte_swx_pipeline_run(t->p[j], 1000000);
+ rte_swx_pipeline_run(t->p[j], PIPELINE_INSTR_QUANTA);
/* Control Plane */
if ((i & 0xF) == 0) {
--
2.17.1
