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authorRoman Zhukov <roman.zhukov@oktetlabs.ru>2017-05-25 16:57:54 +0100
committerThomas Monjalon <thomas@monjalon.net>2017-07-08 18:47:00 +0200
commit60efb44f73c9a5f3f19cc78ba2d6eaf398ab51dc (patch)
treeb1275fa51805e3666be7c86376722f6bfd7fb877 /examples/l3fwd-vf
parent0f67fc3baeb99e087ac32c6b9116d5fe44e50de6 (diff)
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examples: adjust Rx and Tx descriptors to device limits
Signed-off-by: Roman Zhukov <roman.zhukov@oktetlabs.ru> Signed-off-by: Andrew Rybchenko <arybchenko@solarflare.com>
Diffstat (limited to 'examples/l3fwd-vf')
-rw-r--r--examples/l3fwd-vf/main.c17
1 files changed, 12 insertions, 5 deletions
diff --git a/examples/l3fwd-vf/main.c b/examples/l3fwd-vf/main.c
index 5ac30b7..fcd83b8 100644
--- a/examples/l3fwd-vf/main.c
+++ b/examples/l3fwd-vf/main.c
@@ -99,11 +99,11 @@
* RTE_MAX is used to ensure that NB_MBUF never goes below a minimum value of 8192
*/
-#define NB_MBUF RTE_MAX ( \
- (nb_ports*nb_rx_queue*RTE_TEST_RX_DESC_DEFAULT + \
- nb_ports*nb_lcores*MAX_PKT_BURST + \
- nb_ports*n_tx_queue*RTE_TEST_TX_DESC_DEFAULT + \
- nb_lcores*MEMPOOL_CACHE_SIZE), \
+#define NB_MBUF RTE_MAX ( \
+ (nb_ports*nb_rx_queue*nb_rxd + \
+ nb_ports*nb_lcores*MAX_PKT_BURST + \
+ nb_ports*n_tx_queue*nb_txd + \
+ nb_lcores*MEMPOOL_CACHE_SIZE), \
(unsigned)8192)
/*
@@ -1010,6 +1010,13 @@ main(int argc, char **argv)
rte_exit(EXIT_FAILURE, "Cannot configure device: err=%d, port=%d\n",
ret, portid);
+ ret = rte_eth_dev_adjust_nb_rx_tx_desc(portid, &nb_rxd,
+ &nb_txd);
+ if (ret < 0)
+ rte_exit(EXIT_FAILURE,
+ "Cannot adjust number of descriptors: err=%d, port=%d\n",
+ ret, portid);
+
rte_eth_macaddr_get(portid, &ports_eth_addr[portid]);
print_ethaddr(" Address:", &ports_eth_addr[portid]);
printf(", ");