From: Huazhong Tan Date: Fri, 16 Aug 2019 08:09:41 +0000 (+0800) Subject: net: hns3: prevent unnecessary MAC TNL interrupt X-Git-Tag: v5.4-rc1~131^2~218^2~1 X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=commitdiff_plain;h=20981a1e6b708536493e10ba90016ae28a9f3749;p=linux.git net: hns3: prevent unnecessary MAC TNL interrupt MAC TNL interrupt is used to collect statistic info about link status changing suddenly when netdev is running. But when stopping netdev, the enabled MAC TNL interrupt is unnecessary, and may add some noises to the statistic info. So this patch disables it before stopping MAC. Fixes: a63457878b12 ("net: hns3: Add handling of MAC tunnel interruption") Signed-off-by: Huazhong Tan Reviewed-by: Yunsheng Lin Signed-off-by: David S. Miller --- diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c index 24b59f0c58a4..9d64c4304e5e 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c @@ -6380,6 +6380,8 @@ static void hclge_ae_stop(struct hnae3_handle *handle) for (i = 0; i < handle->kinfo.num_tqps; i++) hclge_reset_tqp(handle, i); + hclge_config_mac_tnl_int(hdev, false); + /* Mac disable */ hclge_cfg_mac_mode(hdev, false);