PKT_RX_FDIR_ID should be set only if flow_tag is neither non-zero nor
MLX5_FLOW_MARK_DEFAULT.

Fixes: 6cb559d67b83 ("net/mlx5: add vectorized Rx/Tx burst for x86")
Fixes: 570acdb1da8a ("net/mlx5: add vectorized Rx/Tx burst for ARM")
Cc: sta...@dpdk.org

Reported-by: Xueming Li <xuemi...@mellanox.com>
Signed-off-by: Yongseok Koh <ys...@mellanox.com>
Acked-by: Xueming Li <xuemi...@mellanox.com>
---
 drivers/net/mlx5/mlx5_rxtx_vec_neon.h | 10 +++++++---
 drivers/net/mlx5/mlx5_rxtx_vec_sse.h  |  4 ++--
 2 files changed, 9 insertions(+), 5 deletions(-)

diff --git a/drivers/net/mlx5/mlx5_rxtx_vec_neon.h 
b/drivers/net/mlx5/mlx5_rxtx_vec_neon.h
index 62155dbfd..e11565f69 100644
--- a/drivers/net/mlx5/mlx5_rxtx_vec_neon.h
+++ b/drivers/net/mlx5/mlx5_rxtx_vec_neon.h
@@ -583,11 +583,15 @@ rxq_cq_to_ptype_oflags_v(struct mlx5_rxq_data *rxq,
        if (rxq->mark) {
                const uint32x4_t ft_def = vdupq_n_u32(MLX5_FLOW_MARK_DEFAULT);
                const uint32x4_t fdir_flags = vdupq_n_u32(PKT_RX_FDIR);
-               const uint32x4_t fdir_id_flags = vdupq_n_u32(PKT_RX_FDIR_ID);
+               uint32x4_t fdir_id_flags = vdupq_n_u32(PKT_RX_FDIR_ID);
+               uint32x4_t invalid_mask;
 
                /* Check if flow tag is non-zero then set PKT_RX_FDIR. */
-               ol_flags = vorrq_u32(ol_flags, vbicq_u32(fdir_flags,
-                                                        vceqzq_u32(flow_tag)));
+               invalid_mask = vceqzq_u32(flow_tag);
+               ol_flags = vorrq_u32(ol_flags,
+                                    vbicq_u32(fdir_flags, invalid_mask));
+               /* Mask out invalid entries. */
+               fdir_id_flags = vbicq_u32(fdir_id_flags, invalid_mask);
                /* Check if flow tag MLX5_FLOW_MARK_DEFAULT. */
                ol_flags = vorrq_u32(ol_flags,
                                     vbicq_u32(fdir_id_flags,
diff --git a/drivers/net/mlx5/mlx5_rxtx_vec_sse.h 
b/drivers/net/mlx5/mlx5_rxtx_vec_sse.h
index 24fc90aa7..559b0237e 100644
--- a/drivers/net/mlx5/mlx5_rxtx_vec_sse.h
+++ b/drivers/net/mlx5/mlx5_rxtx_vec_sse.h
@@ -584,7 +584,7 @@ rxq_cq_to_ptype_oflags_v(struct mlx5_rxq_data *rxq, __m128i 
cqes[4],
                        _mm_set_epi32(0xffffff00, 0xffffff00,
                                      0xffffff00, 0xffffff00);
                const __m128i fdir_flags = _mm_set1_epi32(PKT_RX_FDIR);
-               const __m128i fdir_id_flags = _mm_set1_epi32(PKT_RX_FDIR_ID);
+               __m128i fdir_id_flags = _mm_set1_epi32(PKT_RX_FDIR_ID);
                __m128i flow_tag, invalid_mask;
 
                flow_tag = _mm_and_si128(pinfo, pinfo_ft_mask);
@@ -594,7 +594,7 @@ rxq_cq_to_ptype_oflags_v(struct mlx5_rxq_data *rxq, __m128i 
cqes[4],
                                        _mm_andnot_si128(invalid_mask,
                                                         fdir_flags));
                /* Mask out invalid entries. */
-               flow_tag = _mm_andnot_si128(invalid_mask, flow_tag);
+               fdir_id_flags = _mm_andnot_si128(invalid_mask, fdir_id_flags);
                /* Check if flow tag MLX5_FLOW_MARK_DEFAULT. */
                ol_flags = _mm_or_si128(ol_flags,
                                        _mm_andnot_si128(
-- 
2.11.0

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