DEFINE_DMA_BUF_EXPORT_INFO(9)

💅 DEFINE_DMA_BUF_EXPORT_INFO(9) — helper macro for exporters ✨

okay so we’re in the Kernel API Manual, bestie, and this page is literally all about DEFINE_DMA_BUF_EXPORT_INFO, the helper macro for exporters. come get this kernel knowledge, no cap 🫶

🌸 NAME 🌸

DEFINE_DMA_BUF_EXPORT_INFO — helper macro for exporters 💖

✨ SYNOPSIS ✨

the whole invocation is giving:

DEFINE_DMA_BUF_EXPORT_INFO (name );

🎀 ARGUMENTS 🎀

• name — the export-info name, periodt. 🍓

💅 DESCRIPTION 💅

okay so the DEFINE_DMA_BUF_EXPORT_INFO macro defines the struct dma_buf_export_info, zeroes it out, and pre-populates exp_name inside it. that’s the whole flex — it’s giving very main-character setup helper energy. ✨

🦋 SEE ALSO 🦋

the kernel file is ./include/linux/dma-buf.h, and the whole squad is:

• struct dma_buf_ops(9)
• struct dma_buf(9)
• struct dma_buf_attach_ops(9)
• struct dma_buf_attachment(9)
• struct dma_buf_export_info(9)
• get_dma_buf(9)
• dma_buf_is_dynamic(9)

sending u love from ./include/linux, October 2026 — mwah, bestie 💋💖