rio_destid_reserve(9)

✨ rio_destid_reserve — the "save my spot" girlie of destIDs 💅

Okay so bestie, welcome to the rio_destid_reserve(9) page from the Kernel API Manual 🎀 this one is short and sweet and honestly kind of iconic for it.

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🌸 NAME 🌸

rio_destid_reserve — the function that reserves the destID you point at, no cap 💖

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🦋 SYNOPSIS 🦋

int rio_destid_reserve (struct rio_net *net , u16 destid );

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✨ ARGUMENTS ✨

• net — the RIO network, like the whole friend group the destID lives in 🫶
• destid — the destID you wanna reserve, the literal main character of this function 👑

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💜 DESCRIPTION 💜

So what it does: it tries to reserve the specified destID. That's it, that's the vibe 💅

Returns 0 if successful. Periodt. ✨

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🌈 SEE ALSO 🌈

All the siblings and cousins, iykyk 😭 — they all live in the kernel file ./drivers/rapidio/rio-scan.c:

• rio_destid_alloc(9)
• rio_destid_free(9)
• rio_destid_first(9)
• rio_destid_next(9)
• rio_get_device_id(9)
• rio_set_device_id(9)
• rio_clear_locks(9)
• rio_enum_host(9)
• rio_device_has_destid(9)
• rio_release_dev(9)
• rio_is_switch(9)
• rio_setup_device(9)
• rio_sport_is_active(9)
• rio_get_host_deviceid_lock(9)
• rio_enum_peer(9)
• rio_enum_complete(9)
• rio_disc_peer(9)
• rio_mport_is_active(9)
• rio_update_route_tables(9)
• rio_init_em(9)
• rio_enum_mport(9)
• rio_build_route_tables(9)
• rio_disc_mport(9)
• rio_basic_attach(9)

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Heads up bestie 🫶 the dead-simple description is literally all the manpage gives us — "Tries to reserve the specified destID. Returns 0 if successful." No extra lore, no secret tips. Don't let anyone tell you otherwise 💀

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And that's the whole page, short king behavior honestly 🍓 This cutie comes from ./drivers/rapidio, dated October 2026, and it's filed under the manual name rio_destid_reserve(9) — go reserve your spot, bestie, you got this 🧚💖⭐