diff options
| author | Eric Dumazet <edumazet@google.com> | 2021-11-16 19:29:22 -0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2021-11-17 14:56:16 +0000 |
| commit | 5337824f4dc4bb26f38fbbba4ffb425a92803f15 (patch) | |
| tree | 5d00439ad091c73d88cddf5801c0850f02f32e8c /drivers/net/ethernet/hisilicon/hns3/hns3_enet.c | |
| parent | 8160fb43d55d26d64607fd32fe69185a5f5fe41f (diff) | |
net: annotate accesses to queue->trans_start
In following patches, dev_watchdog() will no longer stop all queues.
It will read queue->trans_start locklessly.
Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/hisilicon/hns3/hns3_enet.c')
| -rw-r--r-- | drivers/net/ethernet/hisilicon/hns3/hns3_enet.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c index 13835a37b3a2..d5100179f8d5 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c @@ -2679,7 +2679,7 @@ static bool hns3_get_tx_timeo_queue_info(struct net_device *ndev) unsigned long trans_start; q = netdev_get_tx_queue(ndev, i); - trans_start = q->trans_start; + trans_start = READ_ONCE(q->trans_start); if (netif_xmit_stopped(q) && time_after(jiffies, (trans_start + ndev->watchdog_timeo))) { |