[dpdk-dev] [PATCH] net/ixgbe: fix IPsec Rx with SSE on
Ananyev, Konstantin
konstantin.ananyev at intel.com
Tue Oct 31 16:47:30 CET 2017
> -----Original Message-----
> From: Nicolau, Radu
> Sent: Friday, October 27, 2017 2:25 PM
> To: dev at dpdk.org
> Cc: Ananyev, Konstantin <konstantin.ananyev at intel.com>; Nicolau, Radu <radu.nicolau at intel.com>
> Subject: [PATCH] net/ixgbe: fix IPsec Rx with SSE on
>
> Fixes: 9a0752f498d2 ("net/ixgbe: enable inline IPsec")
> And small performance improvement
>
> Signed-off-by: Radu Nicolau <radu.nicolau at intel.com>
> ---
> drivers/net/ixgbe/ixgbe_rxtx_vec_sse.c | 79 +++++++++++++---------------------
> 1 file changed, 30 insertions(+), 49 deletions(-)
>
> diff --git a/drivers/net/ixgbe/ixgbe_rxtx_vec_sse.c b/drivers/net/ixgbe/ixgbe_rxtx_vec_sse.c
> index 158ccd9..6d7ed5d 100644
> --- a/drivers/net/ixgbe/ixgbe_rxtx_vec_sse.c
> +++ b/drivers/net/ixgbe/ixgbe_rxtx_vec_sse.c
> @@ -126,54 +126,35 @@ ixgbe_rxq_rearm(struct ixgbe_rx_queue *rxq)
> static inline void
> desc_to_olflags_v_ipsec(__m128i descs[4], struct rte_mbuf **rx_pkts)
> {
> - __m128i sterr0, sterr1, sterr2, sterr3;
> - __m128i tmp1, tmp2, tmp3, tmp4;
> - __m128i rearm0, rearm1, rearm2, rearm3;
> -
> - const __m128i ipsec_sterr_msk = _mm_set_epi32(
> - 0, IXGBE_RXDADV_IPSEC_STATUS_SECP |
> - IXGBE_RXDADV_IPSEC_ERROR_AUTH_FAILED,
> - 0, 0);
> - const __m128i ipsec_proc_msk = _mm_set_epi32(
> - 0, IXGBE_RXDADV_IPSEC_STATUS_SECP, 0, 0);
> - const __m128i ipsec_err_flag = _mm_set_epi32(
> - 0, PKT_RX_SEC_OFFLOAD_FAILED | PKT_RX_SEC_OFFLOAD,
> - 0, 0);
> - const __m128i ipsec_proc_flag = _mm_set_epi32(
> - 0, PKT_RX_SEC_OFFLOAD, 0, 0);
> -
> - rearm0 = _mm_load_si128((__m128i *)&rx_pkts[0]->rearm_data);
> - rearm1 = _mm_load_si128((__m128i *)&rx_pkts[1]->rearm_data);
> - rearm2 = _mm_load_si128((__m128i *)&rx_pkts[2]->rearm_data);
> - rearm3 = _mm_load_si128((__m128i *)&rx_pkts[3]->rearm_data);
> - sterr0 = _mm_and_si128(descs[0], ipsec_sterr_msk);
> - sterr1 = _mm_and_si128(descs[1], ipsec_sterr_msk);
> - sterr2 = _mm_and_si128(descs[2], ipsec_sterr_msk);
> - sterr3 = _mm_and_si128(descs[3], ipsec_sterr_msk);
> - tmp1 = _mm_cmpeq_epi32(sterr0, ipsec_sterr_msk);
> - tmp2 = _mm_cmpeq_epi32(sterr0, ipsec_proc_msk);
> - tmp3 = _mm_cmpeq_epi32(sterr1, ipsec_sterr_msk);
> - tmp4 = _mm_cmpeq_epi32(sterr1, ipsec_proc_msk);
> - sterr0 = _mm_or_si128(_mm_and_si128(tmp1, ipsec_err_flag),
> - _mm_and_si128(tmp2, ipsec_proc_flag));
> - sterr1 = _mm_or_si128(_mm_and_si128(tmp3, ipsec_err_flag),
> - _mm_and_si128(tmp4, ipsec_proc_flag));
> - tmp1 = _mm_cmpeq_epi32(sterr2, ipsec_sterr_msk);
> - tmp2 = _mm_cmpeq_epi32(sterr2, ipsec_proc_msk);
> - tmp3 = _mm_cmpeq_epi32(sterr3, ipsec_sterr_msk);
> - tmp4 = _mm_cmpeq_epi32(sterr3, ipsec_proc_msk);
> - sterr2 = _mm_or_si128(_mm_and_si128(tmp1, ipsec_err_flag),
> - _mm_and_si128(tmp2, ipsec_proc_flag));
> - sterr3 = _mm_or_si128(_mm_and_si128(tmp3, ipsec_err_flag),
> - _mm_and_si128(tmp4, ipsec_proc_flag));
> - rearm0 = _mm_or_si128(rearm0, sterr0);
> - rearm1 = _mm_or_si128(rearm1, sterr1);
> - rearm2 = _mm_or_si128(rearm2, sterr2);
> - rearm3 = _mm_or_si128(rearm3, sterr3);
> - _mm_store_si128((__m128i *)&rx_pkts[0]->rearm_data, rearm0);
> - _mm_store_si128((__m128i *)&rx_pkts[1]->rearm_data, rearm1);
> - _mm_store_si128((__m128i *)&rx_pkts[2]->rearm_data, rearm2);
> - _mm_store_si128((__m128i *)&rx_pkts[3]->rearm_data, rearm3);
> + __m128i sterr, rearm, tmp_e, tmp_p;
> + const __m128i ipsec_sterr_msk =
> + _mm_set1_epi32(IXGBE_RXDADV_IPSEC_STATUS_SECP |
> + IXGBE_RXDADV_IPSEC_ERROR_AUTH_FAILED);
> + const __m128i ipsec_proc_msk =
> + _mm_set1_epi32(IXGBE_RXDADV_IPSEC_STATUS_SECP);
> + const __m128i ipsec_err_flag =
> + _mm_set1_epi32(PKT_RX_SEC_OFFLOAD_FAILED |
> + PKT_RX_SEC_OFFLOAD);
> + const __m128i ipsec_proc_flag = _mm_set1_epi32(PKT_RX_SEC_OFFLOAD);
> +
> + rearm = _mm_set_epi32(((uint32_t *)rx_pkts[0]->rearm_data)[2],
> + ((uint32_t *)rx_pkts[1]->rearm_data)[2],
> + ((uint32_t *)rx_pkts[2]->rearm_data)[2],
> + ((uint32_t *)rx_pkts[3]->rearm_data)[2]);
> + sterr = _mm_set_epi32(_mm_extract_epi32(descs[0], 2),
> + _mm_extract_epi32(descs[1], 2),
> + _mm_extract_epi32(descs[2], 2),
> + _mm_extract_epi32(descs[3], 2));
> + sterr = _mm_and_si128(sterr, ipsec_sterr_msk);
> + tmp_e = _mm_cmpeq_epi32(sterr, ipsec_sterr_msk);
> + tmp_p = _mm_cmpeq_epi32(sterr, ipsec_proc_msk);
> + sterr = _mm_or_si128(_mm_and_si128(tmp_e, ipsec_err_flag),
> + _mm_and_si128(tmp_p, ipsec_proc_flag));
> + rearm = _mm_or_si128(rearm, sterr);
> + ((uint32_t *)rx_pkts[0]->rearm_data)[2] = _mm_extract_epi32(rearm, 3);
> + ((uint32_t *)rx_pkts[1]->rearm_data)[2] = _mm_extract_epi32(rearm, 2);
> + ((uint32_t *)rx_pkts[2]->rearm_data)[2] = _mm_extract_epi32(rearm, 1);
> + ((uint32_t *)rx_pkts[3]->rearm_data)[2] = _mm_extract_epi32(rearm, 0);
> }
> #endif
>
> @@ -533,7 +514,7 @@ _recv_raw_pkts_vec(struct ixgbe_rx_queue *rxq, struct rte_mbuf **rx_pkts,
>
> #ifdef RTE_LIBRTE_SECURITY
> if (unlikely(use_ipsec))
> - desc_to_olflags_v_ipsec(descs, rx_pkts);
> + desc_to_olflags_v_ipsec(descs, &rx_pkts[pos]);
> #endif
>
> /* D.2 pkt 3,4 set in_port/nb_seg and remove crc */
> --
Acked-by: Konstantin Ananyev <konstantin.ananyev at intel.com>
> 2.7.5
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