[dpdk-dev] [PATCH 1/2] fm10k: Free queues when close port
Michael Qiu
michael.qiu at intel.com
Wed Jun 10 14:21:34 CEST 2015
When close a port, lots of memory should be released,
such as software rings, queues, etc.
Signed-off-by: Michael Qiu <michael.qiu at intel.com>
---
drivers/net/fm10k/fm10k_ethdev.c | 37 +++++++++++++++++++++++++++++++++----
1 file changed, 33 insertions(+), 4 deletions(-)
diff --git a/drivers/net/fm10k/fm10k_ethdev.c b/drivers/net/fm10k/fm10k_ethdev.c
index 87852ed..e310698 100644
--- a/drivers/net/fm10k/fm10k_ethdev.c
+++ b/drivers/net/fm10k/fm10k_ethdev.c
@@ -52,6 +52,10 @@
static void fm10k_close_mbx_service(struct fm10k_hw *hw);
+static void fm10k_tx_queue_release(void *queue);
+
+static void fm10k_rx_queue_release(void *queue);
+
static void
fm10k_mbx_initlock(struct fm10k_hw *hw)
{
@@ -665,11 +669,35 @@ fm10k_dev_stop(struct rte_eth_dev *dev)
PMD_INIT_FUNC_TRACE();
- for (i = 0; i < dev->data->nb_tx_queues; i++)
- fm10k_dev_tx_queue_stop(dev, i);
+ if (dev->data->tx_queues)
+ for (i = 0; i < dev->data->nb_tx_queues; i++)
+ fm10k_dev_tx_queue_stop(dev, i);
+
+ if (dev->data->rx_queues)
+ for (i = 0; i < dev->data->nb_rx_queues; i++)
+ fm10k_dev_rx_queue_stop(dev, i);
+}
- for (i = 0; i < dev->data->nb_rx_queues; i++)
- fm10k_dev_rx_queue_stop(dev, i);
+static void
+fm10k_dev_queue_release(__rte_unused struct rte_eth_dev *dev)
+{
+ int i;
+
+ PMD_INIT_FUNC_TRACE();
+
+ if (dev->data->tx_queues) {
+ for (i = 0; i < dev->data->nb_tx_queues; i++)
+ fm10k_tx_queue_release(dev->data->tx_queues[i]);
+ rte_free(dev->data->tx_queues);
+ dev->data->tx_queues = NULL;
+ }
+
+ if (dev->data->rx_queues) {
+ for (i = 0; i < dev->data->nb_rx_queues; i++)
+ fm10k_rx_queue_release(dev->data->rx_queues[i]);
+ rte_free(dev->data->rx_queues);
+ dev->data->rx_queues = NULL;
+ }
}
static void
@@ -682,6 +710,7 @@ fm10k_dev_close(struct rte_eth_dev *dev)
/* Stop mailbox service first */
fm10k_close_mbx_service(hw);
fm10k_dev_stop(dev);
+ fm10k_dev_queue_release(dev);
fm10k_stop_hw(hw);
}
--
1.9.3
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