diff options
| author | hselasky <hselasky@FreeBSD.org> | 2016-01-27 14:59:22 +0000 |
|---|---|---|
| committer | hselasky <hselasky@FreeBSD.org> | 2016-01-27 14:59:22 +0000 |
| commit | ddb82fd9b1f706f60b81fb058dd959c6e9df798f (patch) | |
| tree | 2e63b6b7f6e5b0305e9514ddd1589d1f4b3178ae | |
| parent | 57821e79fbc9b1cadcf2c58e5c6a09011a0f6a09 (diff) | |
| download | FreeBSD-src-ddb82fd9b1f706f60b81fb058dd959c6e9df798f.zip FreeBSD-src-ddb82fd9b1f706f60b81fb058dd959c6e9df798f.tar.gz | |
MFC r294318:
Add clarifying comment about CQE zipping.
Sponsored by: Mellanox Technologies
Differential Revision: https://reviews.freebsd.org/D4940
| -rw-r--r-- | sys/dev/mlx5/mlx5_en/mlx5_en_rx.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/sys/dev/mlx5/mlx5_en/mlx5_en_rx.c b/sys/dev/mlx5/mlx5_en/mlx5_en_rx.c index 3dfd54a..48339be 100644 --- a/sys/dev/mlx5/mlx5_en/mlx5_en_rx.c +++ b/sys/dev/mlx5/mlx5_en/mlx5_en_rx.c @@ -270,6 +270,11 @@ mlx5e_decompress_cqe(struct mlx5e_cq *cq, struct mlx5_cqe64 *title, struct mlx5_mini_cqe8 *mini, u16 wqe_counter, int i) { + /* + * NOTE: The fields which are not set here are copied from the + * initial and common title. See memcpy() in + * mlx5e_write_cqe_slot(). + */ title->byte_cnt = mini->byte_cnt; title->wqe_counter = cpu_to_be16((wqe_counter + i) & cq->wq.sz_m1); title->check_sum = mini->checksum; |
