[RFC PATCH 0/3] add ttm trace event support

Kevin Wang kevin1.wang at amd.com
Thu Jan 28 07:13:19 UTC 2021


the kernel ftrace can better help analyze the kernel running status.
add some trace events to support TTM.

add trace events list:

ttm:ttm_bo_add_mem_to_lru
ttm:ttm_bo_del_from_lru
ttm:ttm_bo_move_mem
ttm:ttm_bo_wait
ttm:ttm_bo_evict
ttm:ttm_bo_swapout
ttm:ttm_bo_device_init
ttm:ttm_bo_device_release
ttm:ttm_bo_init_reserved
ttm:ttm_bo_validate
ttm:ttm_bo_release
ttm:ttm_bo_mmap
ttm:ttm_bo_vm_fault
ttm:ttm_bo_vm_access
ttm:ttm_shrink
ttm:ttm_mem_global_reserve
ttm:ttm_mem_global_free

Kevin Wang (3):
  drm/ttm: add ttm bo trace event support
  drm/ttm: add ttm vm bo trace event support
  drm/ttm: add ttm mem trace event support

 drivers/gpu/drm/ttm/ttm_bo.c     |  23 ++
 drivers/gpu/drm/ttm/ttm_bo_vm.c  |  12 +-
 drivers/gpu/drm/ttm/ttm_memory.c |   7 +
 drivers/gpu/drm/ttm/ttm_module.c |   3 +
 drivers/gpu/drm/ttm/ttm_trace.h  | 469 +++++++++++++++++++++++++++++++
 5 files changed, 512 insertions(+), 2 deletions(-)
 create mode 100644 drivers/gpu/drm/ttm/ttm_trace.h

-- 
2.17.1



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