blk_rq_dma_map_coalesce(9)

💅 NAME 💅

Okay so bestie, welcome to the Kernel API Manual ✨ — this little icon is blk_rq_dma_map_coalesce, and it answers the question: were all segments coalesced? 🫶

🦋 SYNOPSIS 🦋

bool blk_rq_dma_map_coalesce (struct dma_iova_state *state );

🎀 ARGUMENTS 🎀

• state — the DMA state you wanna check 👀 that's literally it, she's just here to be inspected.

🌈 DESCRIPTION 🌈

So here's the tea ☕ — this function returns true if blk_rq_dma_map_iter_start coalesced all segments into a single DMA range. Periodt. 💅 One range, all the segments, no cap. If it didn't, you get not-true, and that's the vibe check. ✨

🔥 SEE ALSO 🔥

• Kernel file ./include/linux/blk-mq-dma.h 📁
• blk_rq_dma_unmap(9) 👑

Sign-off time, bestie 🎀✨ — this iconic little page comes from ./include/linux, dated October 2026, and she's serving blk_rq_dma_map_coalesce(9) realness 💖🦋. Go check your segments, mwah 😘💜