pvrdma_alloc_pd(9)

💅 pvrdma_alloc_pd(9) — from the Kernel API Manual ✨

okay so bestie, this is a page from the Kernel API Manual and it's about pvrdma_alloc_pd — literally the function that allocates a protection domain. protection domain!! the vibe check of memory regions!! 🎀

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🌸 NAME 🌸

pvrdma_alloc_pd — allocate protection domain 👑

🦋 SYNOPSIS 🦋

int pvrdma_alloc_pd (struct ib_pd *ibpd , struct ib_udata *udata );

that's the whole signature, no notes, copied exactly, we do not edit the source in this house 💅

✨ ARGUMENTS ✨

• ibpd — the PD pointer 🫶 like, the pointer to the protection domain, that's the one
• udata — user data 🌈 yes that's really all it says and we are respecting it

🔥 RETURN 🔥

on success you get the ib_pd protection domain pointer back — slay. otherwise? you get errno. that's the deal, no cap 😭

👑 SEE ALSO 👑

the kernel file lives right here, go look, iykyk:

Kernel file ./drivers/infiniband/hw/vmw_pvrdma/pvrdma_verbs.c

and the whole friend group of related pages, all of them, not skipping a single one:

• pvrdma_query_device(9)
• pvrdma_query_port(9)
• pvrdma_query_gid(9)
• pvrdma_query_pkey(9)
• pvrdma_modify_port(9)
• pvrdma_alloc_ucontext(9)
• pvrdma_dealloc_ucontext(9)
• pvrdma_mmap(9)
• pvrdma_dealloc_pd(9)
• pvrdma_create_ah(9)
• pvrdma_destroy_ah(9)

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🧚 remember bestie: allocate it, then pvrdma_dealloc_pd(9) it. that's the circle of life, periodt 💖

okay and finally the cute lil footer bit — this one's sourced from ./drivers/infiniband/hw/vmw_pv..., dated October 2026, and it's page pvrdma_alloc_pd(9) of course. mwah, study hard, drink water, and don't leak your PDs 🍓💜