diff options
author | lipeng <lipeng321@huawei.com> | 2017-04-01 12:03:38 +0100 |
---|---|---|
committer | David S. Miller <davem@davemloft.net> | 2017-04-03 14:48:43 -0700 |
commit | f2aaed557ecff57f7523f889acf1981fb23c4047 (patch) | |
tree | 6ff4b970f8d2a19e6971cb8cc2bd9252f090bc73 /drivers/net/ethernet/hisilicon/hns/hnae.h | |
parent | b29bd41259f38fc1a22735cd69b374a75d6a213c (diff) |
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.h')
-rw-r--r-- | drivers/net/ethernet/hisilicon/hns/hnae.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/net/ethernet/hisilicon/hns/hnae.h b/drivers/net/ethernet/hisilicon/hns/hnae.h index c66581db72ac..859c53619ba2 100644 --- a/drivers/net/ethernet/hisilicon/hns/hnae.h +++ b/drivers/net/ethernet/hisilicon/hns/hnae.h @@ -275,6 +275,9 @@ struct hnae_ring { /* statistic */ struct ring_stats stats; + /* ring lock for poll one */ + spinlock_t lock; + dma_addr_t desc_dma_addr; u32 buf_size; /* size for hnae_desc->addr, preset by AE */ u16 desc_num; /* total number of desc */ |