xe_guc_buf_cpu_ptr(9)

🌸 NAME 🌸

okay so welcome to the Kernel API Manual, bestie — today’s main character is xe_guc_buf_cpu_ptr(9), and its whole job is literally: obtain a CPU pointer to the sub-allocation. iconic behavior, no cap. 💅

✨ SYNOPSIS ✨

void * xe_guc_buf_cpu_ptr (const struct xe_guc_buf buf );

🎀 ARGUMENTS 🎀

• buf — the xe_guc_buf to query. that’s the one you’re asking about, bestie 🫶

🦋 RETURN 🦋

you get back a CPU pointer of the sub-allocation. that’s the whole vibe. ✨

💅 SEE ALSO 💅

the kernel file ./drivers/gpu/drm/xe/xe_guc_buf.c is the home base, and the whole squad is:

• xe_guc_buf_cache_init(9)
• xe_guc_buf_cache_init_with_size(9)
• xe_guc_buf_cache_dwords(9)
• xe_guc_buf_reserve(9)
• xe_guc_buf_from_data(9)
• xe_guc_buf_release(9)
• xe_guc_buf_sync_read(9)
• xe_guc_buf_flush(9)
• xe_guc_buf_gpu_addr(9)
• xe_guc_cache_gpu_addr_from_ptr(9)

made with 💖 from ./drivers/gpu/drm/xe, dated October 2026 — source/version and date, fr fr. 🎀