trace_block_unplug(9)

🌸 NAME 🌸

okay so bestie, this page is trace_block_unplug(9) from the Kernel API Manual — and the whole vibe is literally release of operations requests in request queue. not me summarizing the NAME section but yes, that's the tea 🫖✨

✨ SYNOPSIS ✨

the signature is giving "short but serious," and it is exactly this:

void trace_block_unplug (struct request_queue *q , unsigned int depth , bool explicit );

🎀 ARGUMENTS 🎀

• q — request queue to unplug. this is the queue getting the glow-up 💅
• depth — number of requests just added to the queue. a count, bestie, not a vibe check ✨
• explicit — whether this was an explicit unplug, or one from schedule. yes, "or one from schedule" is the exact wording, iykyk 🌸

🦋 DESCRIPTION 🦋

Unplug request queue q because device driver is scheduled to work on elements in the request queue. that's the whole description, and it ate 💚

like, no extra lore, no side quests — q gets unplugged because device driver is scheduled to work on elements in the request queue. periodt 🔥

💅 SEE ALSO 💅

Kernel file ./include/trace/events/block.h — yes, that exact path, keep it safe 🫶. and then all these related besties:

• trace_block_touch_buffer(9)
• trace_block_dirty_buffer(9)
• trace_block_rq_requeue(9)
• trace_block_rq_complete(9)
• trace_block_rq_error(9)
• trace_block_rq_tag_wait(9)
• trace_block_rq_insert(9)
• trace_block_rq_issue(9)
• trace_block_rq_merge(9)
• trace_block_io_start(9)
• trace_block_io_done(9)
• trace_block_bio_complete(9)
• trace_block_bio_backmerge(9)
• trace_block_bio_frontmerge(9)
• trace_block_bio_queue(9)
• trace_block_getrq(9)
• trace_blk_zone_append_update_request_bio(9)
• trace_block_plug(9)
• trace_block_split(9)
• trace_block_bio_remap(9)
• trace_block_rq_remap(9)
• trace_blkdev_zone_mgmt(9)

🫶 source/version: ./include/trace/events · date: October 2026 · page: trace_block_unplug(9) — byeee, go unplug that queue and slay 💅✨