[dpdk-dev] [PATCH] net/bnxt: fix vector mode for 32-bit x86

Ajit Khaparde ajit.khaparde at broadcom.com
Sat Sep 26 02:58:20 CEST 2020


On Fri, Sep 25, 2020 at 2:40 PM Lance Richardson
<lance.richardson at broadcom.com> wrote:
>
> Descriptor valid mask should be 64-bit all ones, use
> appropriate initializer type (unsigned long long) to
> obtain correct value in 32-bit mode.
>
> Fixes: deae85145c64 ("net/bnxt: handle multiple packets per loop in vector Rx")
> Signed-off-by: Lance Richardson <lance.richardson at broadcom.com>
> Reviewed-by: Ajit Kumar Khaparde <ajit.khaparde at broadcom.com>

Patch applied to dpdk-next-net-brcm. Thanks

> ---
>  drivers/net/bnxt/bnxt_rxtx_vec_sse.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/net/bnxt/bnxt_rxtx_vec_sse.c b/drivers/net/bnxt/bnxt_rxtx_vec_sse.c
> index 3a5a50afd8..271e7908e3 100644
> --- a/drivers/net/bnxt/bnxt_rxtx_vec_sse.c
> +++ b/drivers/net/bnxt/bnxt_rxtx_vec_sse.c
> @@ -164,7 +164,7 @@ bnxt_recv_pkts_vec(void *rx_queue, struct rte_mbuf **rx_pkts,
>         uint16_t cp_ring_size = cpr->cp_ring_struct->ring_size;
>         uint16_t rx_ring_size = rxr->rx_ring_struct->ring_size;
>         struct cmpl_base *cp_desc_ring = cpr->cp_desc_ring;
> -       uint64_t valid, desc_valid_mask = ~0UL;
> +       uint64_t valid, desc_valid_mask = ~0ULL;
>         const __m128i info3_v_mask = _mm_set_epi32(CMPL_BASE_V, CMPL_BASE_V,
>                                                    CMPL_BASE_V, CMPL_BASE_V);
>         uint32_t raw_cons = cpr->cp_raw_cons;
> --
> 2.25.1
>


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