mlx5_cmd_exec_polling(9)

✨ NAME ✨

okay so this is mlx5_cmd_exec_polling(9) from the Kernel API Manual, and she is literally the function that executes a fw command and polls for completion. It’s needed for driver force teardown, when command completion EQ will not be available to complete the command. periodt 💅

🦋 SYNOPSIS 🦋

vibe check the signature, bestie — keep it exact:

int mlx5_cmd_exec_polling (struct mlx5_core_dev *dev , void *in , int
in_size , void *out , int out_size );

🎀 ARGUMENTS 🎀

• dev — the mlx5 core device 💖
• in — the inbox mlx5_ifc command buffer
• in_size — the inbox buffer size
• out — the outbox mlx5_ifc buffer
• out_size — the outbox size

💜 RETURN 💜

Returns 0 if no error: FW command execution was successful and outbox status is ok. no cap ✨

🌈 SEE ALSO 🌈

• kernel file: ./drivers/net/ethernet/mellanox/mlx5/core/cmd.c
• mlx5_cmd_do(9)
• mlx5_cmd_exec(9)
• mlx5_cmd_cleanup_async_ctx(9)

bestie note: that’s the whole bestie lineup — go check them out if you want the full command-side lore 🫶

cute lil sign-off: source/version is ./drivers/net/ethernet/mellano..., dated October 2026 💅 bye bestie, go poll responsibly 🧚‍♀️💖