The branch stable/14 has been updated by kib: URL: https://cgit.FreeBSD.org/src/commit/?id=5a2ff1f03ad245577498bcbc3907f4ae336fd9e8
commit 5a2ff1f03ad245577498bcbc3907f4ae336fd9e8 Author: Mark Bloch <[email protected]> AuthorDate: 2023-02-20 15:46:42 +0000 Commit: Konstantin Belousov <[email protected]> CommitDate: 2023-11-22 01:40:28 +0000 mlx5: Add a no-append flow insertion mode (cherry picked from commit 6a6af22b6ec42eb0436381fae8dd1b86bc4c6327) --- sys/dev/mlx5/fs.h | 5 +++++ sys/dev/mlx5/mlx5_core/mlx5_fs_tree.c | 4 ++++ 2 files changed, 9 insertions(+) diff --git a/sys/dev/mlx5/fs.h b/sys/dev/mlx5/fs.h index d61a2bb498b7..f62716d806d0 100644 --- a/sys/dev/mlx5/fs.h +++ b/sys/dev/mlx5/fs.h @@ -96,8 +96,13 @@ enum mlx5_flow_act_actions { MLX5_FLOW_ACT_ACTIONS_PACKET_REFORMAT = 1 << 2, }; +enum MLX5_FLOW_ACT_FLAGS { + MLX5_FLOW_ACT_NO_APPEND = 1 << 0, +}; + struct mlx5_flow_act { u32 actions; /* See enum mlx5_flow_act_actions */ + u32 flags; u32 flow_tag; struct mlx5_modify_hdr *modify_hdr; struct mlx5_pkt_reformat *pkt_reformat; diff --git a/sys/dev/mlx5/mlx5_core/mlx5_fs_tree.c b/sys/dev/mlx5/mlx5_core/mlx5_fs_tree.c index dcf93e5fc892..c4edc940b1bc 100644 --- a/sys/dev/mlx5/mlx5_core/mlx5_fs_tree.c +++ b/sys/dev/mlx5/mlx5_core/mlx5_fs_tree.c @@ -1806,6 +1806,9 @@ static struct mlx5_flow_rule *fs_add_dst_fg(struct mlx5_flow_group *fg, char fte_name[20]; mutex_lock(&fg->base.lock); + if (flow_act->flags & MLX5_FLOW_ACT_NO_APPEND) + goto insert_fte; + fs_for_each_fte(fte, fg) { /* TODO: Check of size against PRM max size */ mutex_lock(&fte->base.lock); @@ -1821,6 +1824,7 @@ static struct mlx5_flow_rule *fs_add_dst_fg(struct mlx5_flow_group *fg, mutex_unlock(&fte->base.lock); } +insert_fte: fs_get_parent(ft, fg); if (fg->num_ftes == fg->max_ftes) { dst = ERR_PTR(-ENOSPC);
