diff options
| author | Hans Petter Selasky <hselasky@FreeBSD.org> | 2017-07-13 15:12:01 +0000 |
|---|---|---|
| committer | Hans Petter Selasky <hselasky@FreeBSD.org> | 2017-07-13 15:12:01 +0000 |
| commit | b30a7ebd60be8afbdd27169ee1e82a5d189d0e7e (patch) | |
| tree | 3ae1e044ad495dd5dbb02ee3d3453c99c3333fdf | |
| parent | d5f5ef46d9f1c4274edfc5bc41c44ec633b758d8 (diff) | |
Notes
| -rw-r--r-- | sys/ofed/drivers/net/mlx4/en_rx.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/sys/ofed/drivers/net/mlx4/en_rx.c b/sys/ofed/drivers/net/mlx4/en_rx.c index f876008c6a13..5dc8ef4a95a5 100644 --- a/sys/ofed/drivers/net/mlx4/en_rx.c +++ b/sys/ofed/drivers/net/mlx4/en_rx.c @@ -394,8 +394,14 @@ int mlx4_en_activate_rx_rings(struct mlx4_en_priv *priv) ring->rx_mb_size = priv->rx_mb_size; ring->stride = stride; - if (ring->stride <= TXBB_SIZE) + if (ring->stride <= TXBB_SIZE) { + /* Stamp first unused send wqe */ + __be32 *ptr = (__be32 *)ring->buf; + __be32 stamp = cpu_to_be32(1 << STAMP_SHIFT); + *ptr = stamp; + /* Move pointer to start of rx section */ ring->buf += TXBB_SIZE; + } ring->log_stride = ffs(ring->stride) - 1; ring->buf_size = ring->size * ring->stride; |