diff options
| author | lipeng <lipeng321@huawei.com> | 2017-04-01 14:03:38 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2017-04-04 00:48:43 +0300 |
| commit | f2aaed557ecff57f7523f889acf1981fb23c4047 (patch) | |
| tree | 6ff4b970f8d2a19e6971cb8cc2bd9252f090bc73 /drivers/net/ethernet/hisilicon/hns/hnae.c | |
| parent | b29bd41259f38fc1a22735cd69b374a75d6a213c (diff) | |
| download | linux-f2aaed557ecff57f7523f889acf1981fb23c4047.tar.xz | |
net: hns: Replace netif_tx_lock to ring spin lock
netif_tx_lock is a global spin lock, it will take affect
in all rings in the netdevice. In tx_poll_one process, it can
only lock the current ring, in this case, we define a spin lock
in hnae_ring struct for it.
Signed-off-by: lipeng <lipeng321@huawei.com>
reviewed-by: Yisen Zhuang <yisen.zhuang@huawei.com>
Signed-off-by: Salil Mehta <salil.mehta@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/hisilicon/hns/hnae.c')
| -rw-r--r-- | drivers/net/ethernet/hisilicon/hns/hnae.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/net/ethernet/hisilicon/hns/hnae.c b/drivers/net/ethernet/hisilicon/hns/hnae.c index 8138dde4e767..ef818b7d5021 100644 --- a/drivers/net/ethernet/hisilicon/hns/hnae.c +++ b/drivers/net/ethernet/hisilicon/hns/hnae.c @@ -196,6 +196,7 @@ hnae_init_ring(struct hnae_queue *q, struct hnae_ring *ring, int flags) ring->q = q; ring->flags = flags; + spin_lock_init(&ring->lock); assert(!ring->desc && !ring->desc_cb && !ring->desc_dma_addr); /* not matter for tx or rx ring, the ntc and ntc start from 0 */ |