[v1] net/ice: fix incorrect ptype parsing
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Commit Message
The ptype mask for flexible descriptor in Rx function ice_recv_pkts_vec
has a reversed order, which leads to an incorrect value of the final
ptype. This patch fix the mask to parse the correct ptype of RX packets.
Fixes: c68a52b8b38c ("net/ice: support vector SSE in Rx")
Cc: stable@dpdk.org
Signed-off-by: Ting Xu <ting.xu@intel.com>
---
drivers/net/ice/ice_rxtx_vec_sse.c | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)
Comments
> -----Original Message-----
> From: Xu, Ting <ting.xu@intel.com>
> Sent: Wednesday, September 16, 2020 11:02 AM
> To: dev@dpdk.org
> Cc: Lu, Wenzhuo <wenzhuo.lu@intel.com>; Yang, Qiming
> <qiming.yang@intel.com>; Zhang, Qi Z <qi.z.zhang@intel.com>; Xu, Ting
> <ting.xu@intel.com>; stable@dpdk.org
> Subject: [PATCH v1] net/ice: fix incorrect ptype parsing
>
> The ptype mask for flexible descriptor in Rx function ice_recv_pkts_vec has a
> reversed order, which leads to an incorrect value of the final ptype. This patch
> fix the mask to parse the correct ptype of RX packets.
>
> Fixes: c68a52b8b38c ("net/ice: support vector SSE in Rx")
> Cc: stable@dpdk.org
>
> Signed-off-by: Ting Xu <ting.xu@intel.com>
Acked-by: Qi Zhang <qi.z.zhang@intel.com>
Applied to dpdk-next-net-intel.
Thanks
Qi
@@ -188,10 +188,10 @@ static inline void
ice_rx_desc_to_ptype_v(__m128i descs[4], struct rte_mbuf **rx_pkts,
uint32_t *ptype_tbl)
{
- const __m128i ptype_mask = _mm_set_epi16(0, ICE_RX_FLEX_DESC_PTYPE_M,
- 0, ICE_RX_FLEX_DESC_PTYPE_M,
- 0, ICE_RX_FLEX_DESC_PTYPE_M,
- 0, ICE_RX_FLEX_DESC_PTYPE_M);
+ const __m128i ptype_mask = _mm_set_epi16(ICE_RX_FLEX_DESC_PTYPE_M, 0,
+ ICE_RX_FLEX_DESC_PTYPE_M, 0,
+ ICE_RX_FLEX_DESC_PTYPE_M, 0,
+ ICE_RX_FLEX_DESC_PTYPE_M, 0);
__m128i ptype_01 = _mm_unpacklo_epi32(descs[0], descs[1]);
__m128i ptype_23 = _mm_unpacklo_epi32(descs[2], descs[3]);
__m128i ptype_all = _mm_unpacklo_epi64(ptype_01, ptype_23);