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New upstream version 16.11.5
[deb_dpdk.git]
/
examples
/
l3fwd-power
/
main.c
diff --git
a/examples/l3fwd-power/main.c
b/examples/l3fwd-power/main.c
index
eb5adb6
..
217a448
100644
(file)
--- a/
examples/l3fwd-power/main.c
+++ b/
examples/l3fwd-power/main.c
@@
-83,8
+83,6
@@
#define MIN_ZERO_POLL_COUNT 10
#define MIN_ZERO_POLL_COUNT 10
-/* around 100ms at 2 Ghz */
-#define TIMER_RESOLUTION_CYCLES 200000000ULL
/* 100 ms interval */
#define TIMER_NUMBER_PER_SECOND 10
/* 100000 us */
/* 100 ms interval */
#define TIMER_NUMBER_PER_SECOND 10
/* 100000 us */
@@
-824,7
+822,7
@@
main_loop(__attribute__((unused)) void *dummy)
{
struct rte_mbuf *pkts_burst[MAX_PKT_BURST];
unsigned lcore_id;
{
struct rte_mbuf *pkts_burst[MAX_PKT_BURST];
unsigned lcore_id;
- uint64_t prev_tsc, diff_tsc, cur_tsc;
+ uint64_t prev_tsc, diff_tsc, cur_tsc
, tim_res_tsc, hz
;
uint64_t prev_tsc_power = 0, cur_tsc_power, diff_tsc_power;
int i, j, nb_rx;
uint8_t portid, queueid;
uint64_t prev_tsc_power = 0, cur_tsc_power, diff_tsc_power;
int i, j, nb_rx;
uint8_t portid, queueid;
@@
-838,6
+836,8
@@
main_loop(__attribute__((unused)) void *dummy)
const uint64_t drain_tsc = (rte_get_tsc_hz() + US_PER_S - 1) / US_PER_S * BURST_TX_DRAIN_US;
prev_tsc = 0;
const uint64_t drain_tsc = (rte_get_tsc_hz() + US_PER_S - 1) / US_PER_S * BURST_TX_DRAIN_US;
prev_tsc = 0;
+ hz = rte_get_timer_hz();
+ tim_res_tsc = hz/TIMER_NUMBER_PER_SECOND;
lcore_id = rte_lcore_id();
qconf = &lcore_conf[lcore_id];
lcore_id = rte_lcore_id();
qconf = &lcore_conf[lcore_id];
@@
-883,7
+883,7
@@
main_loop(__attribute__((unused)) void *dummy)
}
diff_tsc_power = cur_tsc_power - prev_tsc_power;
}
diff_tsc_power = cur_tsc_power - prev_tsc_power;
- if (diff_tsc_power >
TIMER_RESOLUTION_CYCLES
) {
+ if (diff_tsc_power >
tim_res_tsc
) {
rte_timer_manage();
prev_tsc_power = cur_tsc_power;
}
rte_timer_manage();
prev_tsc_power = cur_tsc_power;
}
@@
-999,9
+999,11
@@
start_rx:
turn_on_intr(qconf);
sleep_until_rx_interrupt(
qconf->n_rx_queue);
turn_on_intr(qconf);
sleep_until_rx_interrupt(
qconf->n_rx_queue);
+ /**
+ * start receiving packets immediately
+ */
+ goto start_rx;
}
}
- /* start receiving packets immediately */
- goto start_rx;
}
stats[lcore_id].sleep_time += lcore_idle_hint;
}
}
stats[lcore_id].sleep_time += lcore_idle_hint;
}