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From: Nikhil Agarwal <nikhil.agarwal@linaro.org>
To: <dev@dpdk.org>
CC: <david.hunt@intel.com>, <nikhil.agarwal@nxp.com>,
<hemant.agrawal@nxp.com>, <stable@dpdk.org>, Danny Zhou
<danny.zhou@intel.com>, Cunming Liang <cunming.liang@intel.com>
Date: Tue, 12 Dec 2017 15:38:23 +0530
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Subject: [dpdk-stable] [PATCH 1/4] examples/l3fwd-power: fix non Rx intr
supported platform
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This existing code cause the platform to start receiving packet
immediately irrespective of interrupts available or not.
If the platform does not support Rx interrupt, it shall not start
receiving packets immediately. It shall let the timer management work.
Fixes: aee3bc79cc34 ("examples/l3fwd-power: enable one-shot Rx interrupt and polling switch")
Cc: stable@dpdk.org
Cc: Danny Zhou <danny.zhou@intel.com>
Cc: Cunming Liang <cunming.liang@intel.com>
Signed-off-by: Nikhil Agarwal <nikhil.agarwal@linaro.org>
---
examples/l3fwd-power/main.c | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/examples/l3fwd-power/main.c b/examples/l3fwd-power/main.c
index 0a4ed14..d335b0d 100644
--- a/examples/l3fwd-power/main.c
+++ b/examples/l3fwd-power/main.c
@@ -1051,9 +1051,11 @@ main_loop(__attribute__((unused)) void *dummy)
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;
}
--
2.7.4