Extern or forward variable declaration at include/drm/ttm/ttm_bo_api.h, line 44 References: drivers/gpu/drm/ast/ast_drv.h, line 106 drivers/gpu/drm/ast/ast_ttm.c, line 33 drivers/gpu/drm/ast/ast_ttm.c, line 113 drivers/gpu/drm/ast/ast_ttm.c, line 156 drivers/gpu/drm/ast/ast_ttm.c, line 185 drivers/gpu/drm/ast/ast_ttm.c, line 211 drivers/gpu/drm/ast/ast_ttm.c, line 254 drivers/gpu/drm/cirrus/cirrus_drv.h, line 147 drivers/gpu/drm/cirrus/cirrus_ttm.c, line 33 drivers/gpu/drm/cirrus/cirrus_ttm.c, line 113 drivers/gpu/drm/cirrus/cirrus_ttm.c, line 156 drivers/gpu/drm/cirrus/cirrus_ttm.c, line 185 drivers/gpu/drm/cirrus/cirrus_ttm.c, line 211 drivers/gpu/drm/cirrus/cirrus_ttm.c, line 254 drivers/gpu/drm/mgag200/mgag200_drv.h, line 214 drivers/gpu/drm/mgag200/mgag200_ttm.c, line 33 drivers/gpu/drm/mgag200/mgag200_ttm.c, line 113 drivers/gpu/drm/mgag200/mgag200_ttm.c, line 156 drivers/gpu/drm/mgag200/mgag200_ttm.c, line 185 drivers/gpu/drm/mgag200/mgag200_ttm.c, line 211 drivers/gpu/drm/mgag200/mgag200_ttm.c, line 254 drivers/gpu/drm/nouveau/nouveau_bo.c, line 579 drivers/gpu/drm/nouveau/nouveau_bo.c, line 596 drivers/gpu/drm/nouveau/nouveau_bo.c, line 603 drivers/gpu/drm/nouveau/nouveau_bo.c, line 1353 drivers/gpu/drm/nouveau/nouveau_bo.c, line 1405 drivers/gpu/drm/nouveau/nouveau_drm.h, line 123 drivers/gpu/drm/nouveau/nouveau_sgdma.c, line 92 include/drm/ttm/ttm_bo_api.h, line 44 include/drm/ttm/ttm_bo_api.h, line 201 include/drm/ttm/ttm_bo_api.h, line 394 include/drm/ttm/ttm_bo_api.h, line 401 include/drm/ttm/ttm_bo_api.h, line 439 include/drm/ttm/ttm_bo_api.h, line 442 include/drm/ttm/ttm_bo_api.h, line 481 include/drm/ttm/ttm_bo_api.h, line 519 include/drm/ttm/ttm_bo_api.h, line 544 include/drm/ttm/ttm_bo_api.h, line 573 include/drm/ttm/ttm_bo_api.h, line 594 include/drm/ttm/ttm_bo_api.h, line 671 include/drm/ttm/ttm_bo_api.h, line 694 include/drm/ttm/ttm_bo_api.h, line 698