sg_set_buf(9)

okay so bestie, welcome to the sg_set_buf(9) page from the Kernel API Manual — it's highkey giving tiny iconic kernel-helper energy, and we're gonna get you comfy with it 💖

✨ NAME ✨

sg_set_buf - Set sg entry to point at given data. periodt, we're obsessed 💅

🦋 SYNOPSIS 🦋

the signature is literally this, no cap:

void sg_set_buf (struct scatterlist *sg , const void *buf , unsigned int buflen );

🎀 ARGUMENTS 🎀

• sg — SG entry. the main character entry we're working with 👑
• buf — Data. the actual data vibes, the whole point 🍓
• buflen — Data length. how long the data is, fr fr 📏

🌈 SEE ALSO 🌈

Kernel file ./include/linux/scatterlist.h — that's the spot, iykyk 🧚

the related-reference squad, all here and accounted for:

• sg_next(9)
• sg_assign_page(9)
• sg_set_page(9)
• sg_set_folio(9)
• sg_chain(9)
• sg_mark_end(9)
• sg_unmark_end(9)
• sg_dma_is_bus_address(9)
• sg_dma_mark_bus_address(9)
• sg_dma_unmark_bus_address(9)
• sg_dma_is_swiotlb(9)
• sg_dma_mark_swiotlb(9)
• sg_phys(9)
• sg_virt(9)
• sg_init_marker(9)
• sg_alloc_table_from_pages(9)
• sg_page_iter_page(9)
• sg_page_iter_dma_address(9)
• for_each_sg_page(9)
• for_each_sg_dma_page(9)
• for_each_sgtable_page(9)
• for_each_sgtable_dma_page(9)

sign-off time 🫶 this page's source/version is ./include/linux, the date is October 2026, and it's still out here serving sg_set_buf(9) energy ✨