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    Subject[PATCH v5 net-next 2/7] net: mvneta: Do not allocate buffer in rxq init with HWBM
    Date
    For HWBM all buffers are allocated in mvneta_bm_construct() and in runtime
    they are put into descriptors by hardware. There is no need to fill them
    at this point.

    Suggested-by: Marcin Wojtas <mw@semihalf.com>
    Signed-off-by: Gregory CLEMENT <gregory.clement@free-electrons.com>
    ---
    drivers/net/ethernet/marvell/mvneta.c | 4 ++--
    1 file changed, 2 insertions(+), 2 deletions(-)

    diff --git a/drivers/net/ethernet/marvell/mvneta.c b/drivers/net/ethernet/marvell/mvneta.c
    index 1b84f746d748..f5319c50f8d9 100644
    --- a/drivers/net/ethernet/marvell/mvneta.c
    +++ b/drivers/net/ethernet/marvell/mvneta.c
    @@ -2784,14 +2784,14 @@ static int mvneta_rxq_init(struct mvneta_port *pp,
    mvneta_rxq_buf_size_set(pp, rxq,
    MVNETA_RX_BUF_SIZE(pp->pkt_size));
    mvneta_rxq_bm_disable(pp, rxq);
    + mvneta_rxq_fill(pp, rxq, rxq->size);
    } else {
    mvneta_rxq_bm_enable(pp, rxq);
    mvneta_rxq_long_pool_set(pp, rxq);
    mvneta_rxq_short_pool_set(pp, rxq);
    + mvneta_rxq_non_occup_desc_add(pp, rxq, rxq->size);
    }

    - mvneta_rxq_fill(pp, rxq, rxq->size);
    -
    return 0;
    }

    --
    git-series 0.8.10
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