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net/i40e: fix VF cannot forward packets issue

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When Rx interrupt is not enabled, there is no need to check if interrupt
allow others. It will cause VF cannot forwarding packets issue. This patch
fixes this issue.

Fixes: 96a9fd03c25f ("net/i40e: fix Rx queue interrupt mapping in VF")
Cc: stable@dpdk.org

Signed-off-by: Xiaoyun Li <xiaoyun.li@intel.com>
Acked-by: Beilei Xing <beilei.xing@intel.com>
This commit is contained in:
Xiaoyun Li 2017-11-09 14:30:14 +08:00 committed by Ferruh Yigit
parent db1ae72336
commit 79f47fc1b7
1 changed files with 2 additions and 1 deletions
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3
drivers/net/i40e/i40e_ethdev_vf.c
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@ -650,7 +650,8 @@ i40evf_config_irq_map(struct rte_eth_dev *dev)
uint32_t vector_id;
int i, err;
if (rte_intr_allow_others(intr_handle))
if (dev->data->dev_conf.intr_conf.rxq != 0 &&
rte_intr_allow_others(intr_handle))
vector_id = I40E_RX_VEC_START;
else
vector_id = I40E_MISC_VEC_ID;