radeon_vm_fence_pts(9)

💖 radeon_vm_fence_pts(9) 💖

okay so bestie, this is the Kernel API Manual page for radeon_vm_fence_pts(9) — the one that fences page tables after an update. let's get into it, no cap ✨

🌸 NAME 🌸

radeon_vm_fence_pts — fence page tables after an update

💅 SYNOPSIS 💅

void radeon_vm_fence_pts (struct radeon_vm *vm , uint64_t start ,
       uint64_t end , struct radeon_fence *fence );

🎀 ARGUMENTS 🎀

• vm — the requested vm
• start — start of GPU address range
• end — end of GPU address range
• fence — fence to use

🦋 DESCRIPTION 🦋

This fences the page tables in the range start - end (cayman+). slay.

⚠️ important bestie: Global and local mutex must be locked! not optional, not “later”, not “oops I forgot” — locked. 💀

👑 SEE ALSO 👑

Kernel file: ./drivers/gpu/drm/radeon/radeon_vm.c

go read these too, fr fr:

• radeon_vm_num_pdes(9)
• radeon_vm_directory_size(9)
• radeon_vm_manager_init(9)
• radeon_vm_manager_fini(9)
• radeon_vm_get_bos(9)
• radeon_vm_grab_id(9)
• radeon_vm_flush(9)
• radeon_vm_fence(9)
• radeon_vm_bo_find(9)
• radeon_vm_bo_add(9)
• radeon_vm_set_pages(9)
• radeon_vm_clear_bo(9)
• radeon_vm_bo_set_addr(9)
• radeon_vm_map_gart(9)
• radeon_vm_page_flags(9)
• radeon_vm_update_page_directory(9)
• radeon_vm_frag_ptes(9)
• radeon_vm_update_ptes(9)
• radeon_vm_bo_update(9)
• radeon_vm_clear_freed(9)
• radeon_vm_clear_invalids(9)
• radeon_vm_bo_rmv(9)
• radeon_vm_bo_invalidate(9)
• radeon_vm_init(9)
• radeon_vm_fini(9)

and that’s the whole page, bestie 🫶 source/version: ./drivers/gpu/drm/radeon; date: October 2026; manual: radeon_vm_fence_pts(9). mwah 💋