SCU_MAKE_COMPLETION_STATUS(9)

💅 SCU_MAKE_COMPLETION_STATUS(9) — like, the Kernel API Manual one, bestie

okay so real talk: this is a page from the Kernel API Manual, and it's about one (1) macro. Her name is SCU_MAKE_COMPLETION_STATUS. She builds completion codes. That's the whole vibe. Let's get into it 🎀

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✨ NAME ✨

SCU_MAKE_COMPLETION_STATUS — honestly? the name is the whole personality. it makes a completion status. no cap.

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🦋 SYNOPSIS 🦋

SCU_MAKE_COMPLETION_STATUS (completion_code );

that's it. one argument, in, out, slay. ✨

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🌸 ARGUMENTS 🌸

• completion_code — okay so the original page literally says "-- undescribed --" 😭 which is giving "group project member who did not contribute." so like… it's the completion code you're passing in. that's genuinely all the documentation we got, and I'm not gonna make stuff up about it. respect the source material 💀

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💖 DESCRIPTION 💖

okay so here's the actual tea ☕: this macro takes a completion code and performs the shift and mask operations on it 🔧 — like a little glow-up routine — to turn it into a completion code that can be compared to a SCU_GET_COMPLETION_TL_STATUS.

that's it. that's the function. she takes your code, she shifts, she masks, she hands it back ready to be compared. main character energy, zero drama. 👑

ngl, "shift and mask" sounds simple but if you get it wrong your comparison is off and everything downstream is a mess. so like… do it right. 💅

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🔥 SEE ALSO 🔥

the whole friend group, fr fr:

• Kernel file ./drivers/scsi/isci/scu_completion_codes.h
• SCU_COMPLETION_TYPE(9)
• SCU_GET_COMPLETION_TYPE(9)
• SCU_GET_COMPLETION_STATUS(9)
• SCU_GET_COMPLETION_TL_STATUS(9)
• SCU_NORMALIZE_COMPLETION_STATUS(9)
• SCU_GET_COMPLETION_SDMA_STATUS(9)
• SCU_GET_COMPLETION_PEG(9)
• SCU_GET_COMPLETION_PORT(9)
• SCU_GET_PROTOCOL_ENGINE_INDEX(9)
• SCU_GET_COMPLETION_INDEX(9)
• SCU_GET_FRAME_INDEX(9)
• SCU_GET_FRAME_ERROR(9)

like, go read them. they're all in the same little isci friend group, iykyk 🫶

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that's the whole page, bestie 🌈 go forth and mask some bits 💜

source: ./drivers/scsi/isci · dated: October 2026 · SCU_MAKE_COMPLETION_STATUS(9) 4ever 🎀✨