[dpdk-dev] [PATCH 2/2] net/i40e: fix fdir allocating msix resource error

[Jiang Mao]

Fdir allocating msix resource is not strictly necessary, if no
resource left, print a warning message.

Fixes: 4861cde461 (i40e: new poll mode driver)
Cc: sta...@dpdk.org
Signed-off-by: Jiang Mao <maox.ji...@intel.com>
---
 drivers/net/i40e/i40e_ethdev.c | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/drivers/net/i40e/i40e_ethdev.c b/drivers/net/i40e/i40e_ethdev.c
index 16fcb8d..885b637 100644
--- a/drivers/net/i40e/i40e_ethdev.c
+++ b/drivers/net/i40e/i40e_ethdev.c
@@ -5732,6 +5732,17 @@ struct i40e_vsi *
                        vsi->nb_msix = RTE_MIN(vsi->nb_qps,
                                               RTE_MAX_RXTX_INTR_VEC_ID);
                }
+       } else if (type == I40E_VSI_FDIR) {
+               ret = i40e_res_pool_alloc(&pf->msix_pool, 1);
+               if (ret < 0) {
+                       PMD_DRV_LOG(WARNING, "MSIX vectors used up, FDIR can`t 
bind interrupt");
+                       vsi->msix_intr = 0;
+                       vsi->nb_msix = 0;
+               } else {
+                       vsi->msix_intr = ret;
+                       vsi->nb_msix = 1;
+               }
+
        } else if (type != I40E_VSI_SRIOV) {
                ret = i40e_res_pool_alloc(&pf->msix_pool, 1);
                if (ret < 0) {
-- 
1.8.3.1