ishtp_cl_io_rb_recycle(9)

🎀 ishtp_cl_io_rb_recycle 💅

okay bestie, gather round, because this one's a little kernel-side housekeeping situation in the ishtp manual, and honestly? it's giving "put your toys away" but make it ✨systems programming✨. let's get into it.

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✨ NAME ✨

ishtp_cl_io_rb_recycle — the lil function that recycles your IO request blocks 💖 (yes, we love a sustainable queen 🫶)

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🦋 SYNOPSIS 🦋

int ishtp_cl_io_rb_recycle (struct ishtp_cl_rb *rb );

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🌸 ARGUMENTS 🌸

• rb — the IO request block in question. this is the main character rn, the block we're about to send back home 🏡

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💫 DESCRIPTION 💫

okay so the whole vibe here is: this function re-appends rb to its client's free list — like putting it back on the shelf for reuse, no cap — and it sends flow control if needed. lowkey tidy, highkey important 🌈

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🔥 RETURN 🔥

• 0 — slay, you did it, success ✨
• otherwise — -EFAULT, so like, it did not go great 😭

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👑 SEE ALSO 👑

this one lives in the kernel file ./drivers/hid/intel-ish-hid/ishtp/client-buffers.c — yes bestie, that's the address, write it down 🎀

and it's besties with all of these:

• ishtp_cl_alloc_rx_ring(9)
• ishtp_cl_alloc_tx_ring(9)
• ishtp_cl_free_rx_ring(9)
• ishtp_cl_free_tx_ring(9)
• ishtp_io_rb_free(9)
• ishtp_io_rb_init(9)
• ishtp_io_rb_alloc_buf(9)
• ishtp_cl_rx_get_rb(9)

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fr fr, if you're touching this one, you're deep in the ./drivers/hid/intel-ish-hid/ishtp directory and honestly? iconic of you 💜

okay that's the whole page, mwah 💋 — this came from the ishtp corner of the kernel (./drivers/hid/intel-ish-hid/ishtp), dated October 2026, and it's literally the ishtp_cl_io_rb_recycle(9) manual page. periodt. 🦋💅