hfi1_rcd_get(9)

💖 hfi1_rcd_get(9) 💖

✨ NAME ✨

hfi1_rcd_get — increment reference for rcd. and yes bestie, this page is from the Kernel API Manual, section 9 💅

🦋 SYNOPSIS 🦋

the whole signature, no cap:

int hfi1_rcd_get (struct hfi1_ctxtdata *rcd );

🎀 ARGUMENTS 🎀

• rcd — pointer to an initialized rcd data structure 🫶

💅 DESCRIPTION 💅

Use this to get a reference after the init. that’s it, that’s the vibe ✨

🌈 RETURN 🌈

it reflects kref_get_unless_zero, which returns non-zero on increment, otherwise 0. so: increment = non-zero, no increment = 0 😭

🔥 SEE ALSO 🔥

• Kernel file: ./drivers/infiniband/hw/hfi1/init.c
• hfi1_rcd_free(9)
• hfi1_rcd_put(9)
• allocate_rcd_index(9)
• hfi1_rcd_get_by_index_safe(9)
• hfi1_rcd_get_by_index(9)
• hfi1_free_ctxt(9)
• init_after_reset(9)
• create_workqueues(9)
• destroy_workqueues(9)
• enable_general_intr(9)
• hfi1_init(9)
• shutdown_device(9)
• hfi1_free_ctxtdata(9)
• hfi1_free_devdata(9)
• hfi1_alloc_devdata(9)
• hfi1_create_rcvhdrq(9)
• hfi1_setup_eagerbufs(9)

mwah 💋 this page lives in ./drivers/infiniband/hw/hfi1, dated October 2026 — source/version and date, signed off with bestie energy 🫶