qla4xxx_get_req_pkt(9)

💅 qla4xxx_get_req_pkt 💅

okay so this is a page from the Kernel API Manual, bestie, and it's all about qla4xxx_get_req_pkt — literally the lil' function that hands you a spot in the request queue. yes we're in kernel land. yes it's giving ✨driver internals✨. stay with me 🫶

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✨ NAME ✨

qla4xxx_get_req_pkt — returns a valid entry in request queue.

like, that's the whole gig. it gets you a request queue entry that is, and I quote, valid. no cap 🎀

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🌸 SYNOPSIS 🌸

int qla4xxx_get_req_pkt (struct scsi_qla_host *ha , struct queue_entry
**queue_entry );

so it returns an int, and it takes two things. she's not complicated, she's just booked and busy 💅

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🦋 ARGUMENTS 🦋

• ha — Pointer to host adapter structure. that's your host adapter, the main character of this whole situation 👑
• queue_entry — Pointer to pointer to queue entry structure. yes bestie, a pointer to a pointer. double pointer. double the drama, double the indirection 😭 like it's pointing at a thing that points at a thing. iconic behaviour honestly

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💖 DESCRIPTION 💖

okay so this routine performs the following tasks (and yes I'm listing all of them, we don't skip):

• returns the current request_in pointer (if queue not full) ⭐ — note the if, she's conditional
• advances the request_in pointer ➡️ — we move forward, we don't look back
• checks for queue full 💀 — somebody has to check, might as well be her

so the vibe is: hand over the current request_in pointer when there's room, scoot that pointer along, and do a little queue-full vibe check while she's at it. that's the whole routine. no notes 🔥

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🌈 SEE ALSO 🌈

• Kernel file ./drivers/scsi/qla4xxx/ql4_iocb.c — the source file, go read it if you're nosy (respectfully) 📖
• qla4xxx_send_marker_iocb(9)
• qla4_82xx_queue_iocb(9)
• qla4_82xx_complete_iocb(9)
• qla4xxx_queue_iocb(9)
• qla4xxx_complete_iocb(9)
• qla4xxx_send_command_to_isp(9)

the whole iocb friend group fr fr 🫶

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reminder bestie: request_in only gets returned if the queue is not full. don't forget the condition, it's literally the first bullet 🌸

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and that's the page!! brought to you by ./drivers/scsi/qla4xxx, dated October 2026 — mwah, thanks for reading, ily, go touch some iocb code 💜🧚‍♀️ ✨