[dpdk-dev] [PATCH] net/i40e: fix FPK VF overwrite PF RSS LUT

[Yanglong Wu]

i40e_aq_set_rss_lut should set rigister according
to the vsi->type. if not, VF may overwrite the rigister
of PF

Fixes: d0a349409bd7 ("i40e: support AQ based RSS config")
Cc: sta...@dpdk.org

Signed-off-by: Wu Yanglong <yanglong...@intel.com>
---
 drivers/net/i40e/i40e_ethdev.c | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/drivers/net/i40e/i40e_ethdev.c b/drivers/net/i40e/i40e_ethdev.c
index a6b97e164..d4d99edcd 100644
--- a/drivers/net/i40e/i40e_ethdev.c
+++ b/drivers/net/i40e/i40e_ethdev.c
@@ -4183,8 +4183,13 @@ i40e_get_rss_lut(struct i40e_vsi *vsi, uint8_t *lut, 
uint16_t lut_size)
                return -EINVAL;
 
        if (pf->flags & I40E_FLAG_RSS_AQ_CAPABLE) {
-               ret = i40e_aq_get_rss_lut(hw, vsi->vsi_id, TRUE,
-                                         lut, lut_size);
+               if (vsi->type == I40E_VSI_SRIOV) {
+                       ret = i40e_aq_get_rss_lut(hw, vsi->vsi_id, FALSE,
+                                                 lut, lut_size);
+               } else {
+                       ret = i40e_aq_get_rss_lut(hw, vsi->vsi_id, TRUE,
+                                                 lut, lut_size);
+               }
                if (ret) {
                        PMD_DRV_LOG(ERR, "Failed to get RSS lookup table");
                        return ret;
-- 
2.11.0