[PATCH net-next] net: thunderx: Fix transmit queue timeout issue
From: davem@davemloft.net (David Miller)
Date: 2016-11-30 19:11:35
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From: sunil.kovvuri@gmail.com Date: Tue, 29 Nov 2016 17:10:20 +0530
+ /* Check again, incase another cpu freed descriptors */
+ if (atomic_read(&sq->free_cnt) > MIN_SQ_DESC_PER_PKT_XMIT) {
+ netif_tx_start_queue(txq);You have to use netif_tx_wake_queue() any time you restart a queue after bringing the device up.