Commit 4f3907e9 authored by Steve Hodgson's avatar Steve Hodgson Committed by David S. Miller

sfc: When waking a stopped tx_queue, only lock that tx_queue

Signed-off-by: default avatarBen Hutchings <bhutchings@solarflare.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 78d4189d
......@@ -401,6 +401,7 @@ void efx_xmit_done(struct efx_tx_queue *tx_queue, unsigned int index)
{
unsigned fill_level;
struct efx_nic *efx = tx_queue->efx;
struct netdev_queue *queue;
EFX_BUG_ON_PARANOID(index > tx_queue->ptr_mask);
......@@ -417,12 +418,15 @@ void efx_xmit_done(struct efx_tx_queue *tx_queue, unsigned int index)
/* Do this under netif_tx_lock(), to avoid racing
* with efx_xmit(). */
netif_tx_lock(efx->net_dev);
queue = netdev_get_tx_queue(
efx->net_dev,
tx_queue->queue / EFX_TXQ_TYPES);
__netif_tx_lock(queue, smp_processor_id());
if (tx_queue->stopped) {
tx_queue->stopped = 0;
efx_wake_queue(tx_queue->channel);
}
netif_tx_unlock(efx->net_dev);
__netif_tx_unlock(queue);
}
}
}
......
Markdown is supported
0%
or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment