afu_dma_chec...inuous_pages(9)

💖 afu_dma_chec...inuous_pages(9) 💖

okay bestie, welcome to the Kernel API Manual 🌸 this is the page for afu_dma_chec...inuous_pages(9), and it's lowkey just a little “are ur pages besties?” check ✨

🌸 NAME 🌸

afu_dma_check_continuous_pages — check if pages are continuous 💅

✨ SYNOPSIS ✨

bool afu_dma_check_continuous_pages (struct dfl_afu_dma_region *region
);

🎀 ARGUMENTS 🎀

• region — dma memory region 🫶

💅 DESCRIPTION 💅

okay so picture this: you hand over a dma memory region, and this function checks the pages in it. it returns true if the pages of the given dma memory region have continuous physical address — like, physically adjacent besties — and returns false otherwise. that's it, that's the whole vibe check 😭 no cap.

🦋 SEE ALSO 🦋

peep the kernel file ./drivers/fpga/dfl-afu-dma-region.c and these iconic functions:

• afu_dma_pin_pages(9)
• afu_dma_unpin_pages(9)
• dma_region_check_iova(9)
• afu_dma_region_add(9)
• afu_dma_region_remove(9)
• afu_dma_region_destroy(9)
• afu_dma_region_find(9)
• afu_dma_region_find_iova(9)
• afu_dma_map_region(9)
• afu_dma_unmap_region(9)

mwah 💋 kisses from ./drivers/fpga, October 2026 💖