hfi1_netdev_add_data(9)

💅 hfi1_netdev_add_data — Kernel API Manual realness ✨

Okay so bestie, welcome to the hfi1_netdev_add_data(9) page, straight out of the Kernel API Manual 🌸 this one's short and sweet but lowkey important, so let's get into it.

✨ NAME ✨

hfi1_netdev_add_data — the function that registers data with a unique identifier so it can be requested later. Yep, that's the whole vibe. It's needed for IPoIB VLANs implementations 🦋 and — super important, don't sleep on this — this call is protected by mutex idr_lock 👑

💖 SYNOPSIS 💖

int hfi1_netdev_add_data (struct hfi1_devdata *dd , int id , void *data );

🎀 ARGUMENTS 🎀

• dd — the hfi1 dev data 🫶
• id — the requested integer id, and it goes up to INT_MAX (that's the ceiling, bestie, respect it) 🔥
• data — the data to be associated with the index ✨

🌈 SEE ALSO 🌈

• Kernel file ./drivers/infiniband/hw/hfi1/netdev_rx.c (that's where the magic lives, iykyk) 🧚
• hfi1_num_netdev_contexts(9)
• hfi1_netdev_rx_init(9)
• hfi1_netdev_rx_destroy(9)
• hfi1_alloc_rx(9)
• hfi1_netdev_enable_queues(9)
• hfi1_netdev_remove_data(9)
• hfi1_netdev_get_data(9)
• hfi1_netdev_get_first_data(9)

And that's the whole page, bestie, you ate that 💅 this cutie came to you from ./drivers/infiniband/hw/hfi1, dated October 2026 — iconic source, iconic date, no cap 🌟💜