mlx5hws_matcher_destroy(9)

💅 mlx5hws_matcher_destroy — a Kernel API Manual moment (section 9, bestie)

okay so this is mlx5hws_matcher_destroy(9) from the Kernel API Manual, and it's genuinely one of the most straightforward pages ever — like, it does exactly what the name says and honestly? icon behavior. 🎀

---

✨ NAME ✨

mlx5hws_matcher_destroy — destroy a direct rule matcher. that's it, that's the whole vibe 🦋

---

🌸 SYNOPSIS 🌸

int mlx5hws_matcher_destroy (struct mlx5hws_matcher *matcher );

one function, one pointer, no drama. periodt.

---

🫶 ARGUMENTS 🫶

• matcher — the matcher you want to destroy. the one being sent to the shadow realm. this is your main character argument, the only one you get, treat her right 💜

---

🔥 RETURN 🔥

• Zero on success, non-zero otherwise.

so basically: 0 = slay ✨, anything else = something went sideways and you should lowkey pay attention. no cap.

---

🦋 SEE ALSO 🦋

a whole friend group, honestly — the matcher's entire social circle:

• Kernel file — ./drivers/net/ethernet/mellanox/mlx5/core/steering/hws/mlx5hws.h

and the extended crew:

• mlx5hws_is_supported(9), mlx5hws_context_open(9), mlx5hws_context_close(9), mlx5hws_context_set_peer(9), mlx5hws_table_create(9), mlx5hws_table_destroy(9), mlx5hws_table_get_id(9), mlx5hws_table_set_default_miss(9), mlx5hws_match_template_create(9), mlx5hws_match_template_destroy(9), mlx5hws_action_template_create(9), mlx5hws_action_template_destroy(9), mlx5hws_matcher_create(9), mlx5hws_matcher_attach_at(9), mlx5hws_matcher_resize_set_target(9), mlx5hws_matcher_resize_rule_move(9), mlx5hws_rule_create(9), mlx5hws_rule_destroy(9), mlx5hws_rule_action_update(9), mlx5hws_action_get_type(9), mlx5hws_action_get_dev(9), mlx5hws_action_create_dest_drop(9), mlx5hws_action_create_default_miss(9), mlx5hws_action_create_dest_table(9), mlx5hws_action_create_dest_table_num(9), mlx5hws_action_create_dest_match_range(9), mlx5hws_action_create_flow_sampler(9), mlx5hws_action_create_dest_vport(9), mlx5hws_action_create_tag(9), mlx5hws_action_create_counter(9), mlx5hws_action_create_reformat(9), mlx5hws_action_create_modify_header(9), mlx5hws_action_create_aso_meter(9), mlx5hws_action_create_pop_vlan(9), mlx5hws_action_create_push_vlan(9), mlx5hws_action_create_dest_array(9), mlx5hws_action_create_insert_header(9), mlx5hws_action_create_remove_header(9), mlx5hws_action_create_last(9), mlx5hws_action_destroy(9), mlx5hws_send_queue_poll(9), mlx5hws_send_queue_action(9), mlx5hws_debug_dump(9), mlx5hws_bwc_matcher_create(9), mlx5hws_bwc_matcher_destroy(9), mlx5hws_bwc_rule_create(9), mlx5hws_bwc_rule_destroy(9), mlx5hws_bwc_rule_action_update(9)

like I said. a whole friend group. iykyk 💅

---

ngl bestie, there are no options, no environment variables, no exit statuses and no bug notes on this page — it's just "hand me the matcher, I'll take it from here." don't go looking for lore that isn't there 🙈

---

🌸 that's the whole page! this gem lives over at ./drivers/net/ethernet/mellano..., dated October 2026 — so like, future iconic. mwah, go destroy that matcher, you've got this 💖✨