uverbs_attr_get_uobjs_arr(9)

💅 uverbs_attr_get_uobjs_arr(9) ✨

okay bestie, welcome to the Kernel API Manual, we're doing kernel internals today and honestly? it's giving main character energy 🎀 this one lives in the (9) section, iykyk.

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🌸 NAME 🌸

uverbs_attr_get_uobjs_arr — literally hands you the array's properties for an attribute when the type is UVERBS_ATTR_TYPE_IDRS_ARRAY 🦋

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✨ SYNOPSIS ✨

int uverbs_attr_get_uobjs_arr (const struct uverbs_attr_bundle
*attrs_bundle , u16 attr_idx , struct ib_uobject ***arr );

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💖 ARGUMENTS 💖

• attrs_bundle — bestie... the manpage says -- undescribed -- 😭 so that's all we got, no cap. it's the const struct uverbs_attr_bundle * up there, and that's the tea.
• attr_idx — also -- undescribed -- 🙈 it's the u16 index, iconic but mysterious.
• arr — this one's the good one 🫶 it's the returned pointer to an array of pointers for uobjects, or NULL if the attribute isn't provided. periodt.

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🔥 RETURN 🔥

the array length 💫 ... or 0 if no attribute was provided. that's it, that's the whole vibe check ⭐

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🦋 SEE ALSO 🦋

kernel file ./include/rdma/uverbs_ioctl.h — go read it, it's right there 👑

• ib_copy_validate_udata_in(9)
• ib_copy_validate_udata_in_cm(9)
• ib_is_udata_in_empty(9)
• ib_respond_udata(9)
• ib_respond_empty_udata(9)
• ib_no_udata_io(9)

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and that's the page, bestie 💜 shoutout to ./include/rdma for hosting this whole situation, stamped October 2026 — so put it in your calendar, uverbs_attr_get_uobjs_arr(9) is a whole era 🧚‍♀️🌸 slay, go read your attrs. 💅