Currently, interrupts are enabled in telemetry and empty poll modes, but
they are not used. Switch to disabling interrupts by default, and only
enable interrupts for modes that require them.
Signed-off-by: Anatoly Burakov <anatoly.bura...@intel.com>
---
examples/l3fwd-power/main.c | 12 +++++++-----
1 file changed, 7 insertions(+), 5 deletions(-)
diff --git a/examples/l3fwd-power/main.c b/examples/l3fwd-power/main.c
index 9db94ce044..2cc5d7b121 100644
--- a/examples/l3fwd-power/main.c
+++ b/examples/l3fwd-power/main.c
@@ -256,10 +256,7 @@ static struct rte_eth_conf port_conf = {
},
.txmode = {
.mq_mode = ETH_MQ_TX_NONE,
- },
- .intr_conf = {
- .rxq = 1,
- },
+ }
};
static struct rte_mempool * pktmbuf_pool[NB_SOCKETS];
@@ -2270,6 +2267,8 @@ main(int argc, char **argv)
/* initialize all ports */
RTE_ETH_FOREACH_DEV(portid) {
struct rte_eth_conf local_port_conf = port_conf;
+ /* not all app modes need interrupts */
+ bool need_intr = app_mode == APP_MODE_LEGACY;
/* skip ports that are not enabled */
if ((enabled_port_mask & (1 << portid)) == 0) {
@@ -2303,7 +2302,10 @@ main(int argc, char **argv)
nb_rx_queue, (unsigned)n_tx_queue );
/* If number of Rx queue is 0, no need to enable Rx interrupt */
if (nb_rx_queue == 0)
- local_port_conf.intr_conf.rxq = 0;
+ need_intr = false;
+
+ if (need_intr)
+ local_port_conf.intr_conf.rxq = 1;
ret = rte_eth_dev_info_get(portid, &dev_info);
if (ret != 0)
--
2.17.1
