Defined in 1 files as a prototype:

Defined in 1 files as a function:

Referenced in 5 files:

Smatch caller information:

drivers/gpu/drm/i915/gem/i915_gem_context.c cpu_check() -> i915_gem_object_prepare_read()

Type Parameter Key Value
PARAM_VALUE 0 obj 4096-ptr_max
PARAM_VALUE 0 obj->base._resv.lock.ww_class->is_wait_die 0-s32max
PARAM_VALUE 0 obj->base.funcs->evict 0
PARAM_VALUE 0 obj->base.funcs->free 0,4096-ptr_max
PARAM_VALUE 0 obj->base.funcs->mmap 0,4096-ptr_max
PARAM_VALUE 0 obj->base.funcs->open 0,4096-ptr_max
PARAM_VALUE 0 obj->base.funcs->pin 0,4096-ptr_max
PARAM_VALUE 0 obj->base.funcs->rss 0,4096-ptr_max
PARAM_VALUE 0 obj->base.funcs->vmap 0,4096-ptr_max
PARAM_VALUE 0 obj->base.resv->lock.base.dep_map->name 0-255
PARAM_VALUE 0 obj->base.resv->lock.base.first_waiter 0,4096-ptr_max
PARAM_VALUE 0 obj->base.resv->lock.base.first_waiter->list.prev->next 5159360019465732096
PARAM_VALUE 0 obj->base.resv->lock.base.first_waiter->task->blocked_lock.dep_map->name 0-255
PARAM_VALUE 0 obj->base.resv->lock.base.first_waiter->task->blocked_lock.owner (-1)
PARAM_VALUE 0 obj->base.resv->lock.base.first_waiter->task->blocked_lock.owner_cpu 4294967295
PARAM_VALUE 0 obj->base.resv->lock.base.osq.tail.counter 0-s32max
PARAM_VALUE 0 obj->base.resv->lock.ctx 0
PARAM_VALUE 0 obj->base.resv->lock.ww_class->is_wait_die 0-s32max
PARAM_VALUE 0 obj->obj_link.next 899363081031504024
PARAM_VALUE 0 obj->ops->adjust_lru 0,4429992584214396928
PARAM_VALUE 0 obj->ops->delayed_free 0,5926832556445249536
PARAM_VALUE 0 obj->ops->dmabuf_export 0,2825331963569180672
PARAM_VALUE 0 obj->ops->flags 0,2,6,8,26
PARAM_VALUE 0 obj->ops->get_pages 4096-ptr_max
PARAM_VALUE 0 obj->ops->migrate 0,1598800189128794112
PARAM_VALUE 0 obj->ops->mmap_offset 0,446096312805322752
PARAM_VALUE 0 obj->ops->mmap_ops 0,4661964159669587968
PARAM_VALUE 0 obj->ops->name 4096-ptr_max
PARAM_VALUE 0 obj->ops->pread 0,7401744485809000448,8891031690581864448
PARAM_VALUE 0 obj->ops->put_pages 4096-ptr_max
PARAM_VALUE 0 obj->ops->pwrite 0,2096045760474890240,2800713264639791104
PARAM_VALUE 0 obj->ops->release 0,3174634900601434112,4896540049717575680,7664132821884952576,8446337041868943360,8964248445451067392
PARAM_VALUE 0 obj->ops->shrink 0,6389040613935005696,6985639316486627328
PARAM_VALUE 0 obj->ops->truncate 0,75591691694981120,2837679352212496384
PARAM_VALUE 0 obj->ops->unmap_virtual 0,5981797077985529856
PARAM_VALUE 0 obj->vma.list.prev->next 4096-ptr_max
PARAM_VALUE 0 obj->vma.list.prev->next->next 4096-ptr_max
PARAM_VALUE 1 needs_clflush 8823305985113636864
DATA_SOURCE 0 obj $0
NO_OVERFLOW_SIMPLE 0 obj->base.dev->mode_config.num_colorop
NO_OVERFLOW_SIMPLE 0 obj->base.dev->mode_config.num_crtc
NO_OVERFLOW_SIMPLE 0 obj->base.dev->mode_config.num_total_plane
NO_OVERFLOW_SIMPLE 0 obj->base.dev->num_crtcs
NO_OVERFLOW_SIMPLE 0 obj->base.size
LOCK2 0 obj->base.resv

drivers/gpu/drm/i915/i915_cmd_parser.c copy_batch() -> i915_gem_object_prepare_read()

Type Parameter Key Value
PARAM_VALUE 1 needs_clflush 4482108806243725312
DATA_SOURCE 0 obj $1
HALF_LOCKED2 pool->obj->base.resv

drivers/gpu/drm/i915/gem/i915_gem_object.c __cpu_check_shmem() -> i915_gem_object_prepare_read()

Type Parameter Key Value
PARAM_VALUE 0 obj 4096-ptr_max
PARAM_VALUE 0 obj->base.dev->anon_inode->i_mapping->host->i_sb->s_cop->inode_info_offs 1632,1720,1808,2632,2648
PARAM_VALUE 0 obj->base.dev->anon_inode->i_mapping->host->i_sb->s_export_op->fh_to_dentry 0,8684,447817974243774464,687732489194512384,742201802719268864,868497899885588480,1471448175530500096,2021658383390310400,2445877819203563520,2512819722689847296,2649270699546726400,2761259683714371584,2893332316235677696-s64max
PARAM_VALUE 0 obj->base.dev->anon_inode->i_mapping->host->i_sb->s_export_op->fh_to_parent 0,5297,148606482432692224,436469935444291584,467281172929331200,529780027764285440,1092893949038768128,1556959531105513472,1608953577475584000,1649536479961075712,2404761408063094784,2970908329832960000,3511613614414655488-s64max
PARAM_VALUE 0 obj->base.dev->anon_inode->i_mapping->host->i_sb->s_export_op->get_parent 0,8931,264940071972966400,291591359766798336,565128213429456896,893189740598853632,1241177127089143808,1474696885321834496,1812477326828269568,1893665921928286208,2210088671756947456,2437012291923775488,2483979068402987008-s64max
PARAM_VALUE 0 obj->base.dev->anon_inode->i_mapping->i_mmap_rwsem.first_waiter->handoff_set 0-1
PARAM_VALUE 0 obj->base.dev->anon_inode->i_mapping->i_mmap_rwsem.first_waiter->type 0-1
PARAM_VALUE 0 obj->base.dev->dev->cma_area->nranges s32min-s32max
PARAM_VALUE 0 obj->base.dev->dev->iommu->attach_deferred 0-1
PARAM_VALUE 0 obj->base.funcs->free 0,4096-ptr_max
PARAM_VALUE 0 obj->base.resv->lock.base.dep_map->name 0-255
PARAM_VALUE 0 obj->base.resv->lock.base.first_waiter 0,4096-ptr_max
PARAM_VALUE 0 obj->base.resv->lock.base.first_waiter->list.prev->next 5159360019465732096
PARAM_VALUE 0 obj->base.resv->lock.base.first_waiter->task->blocked_lock.dep_map->name 0-255
PARAM_VALUE 0 obj->base.resv->lock.base.first_waiter->task->blocked_lock.owner (-1)
PARAM_VALUE 0 obj->base.resv->lock.base.first_waiter->task->blocked_lock.owner_cpu 4294967295
PARAM_VALUE 0 obj->base.resv->lock.base.osq.tail.counter 0-s32max
PARAM_VALUE 0 obj->obj_link.next 4909251368295780504,5820987673129783448
PARAM_VALUE 0 obj->ops->adjust_lru 0,4096-ptr_max
PARAM_VALUE 0 obj->ops->release 0,4096-ptr_max
PARAM_VALUE 0 *obj->mm.tlb 0-4294967295
PARAM_VALUE 1 needs_clflush 8612207565926875136
BUF_SIZE 0 obj (-1),1-s32max
BUF_SIZE 0 obj (-1),1-s32max
DATA_SOURCE 0 obj $0
NO_OVERFLOW_SIMPLE 0 obj->base.import_attach->dmabuf->size
LOCK2 0 obj->base.resv
HALF_LOCKED2 &ctx->engines_mutex

drivers/gpu/drm/i915/gem/i915_gem_object.c cpu_get() -> i915_gem_object_prepare_read()

Type Parameter Key Value
PARAM_VALUE 0 obj 4096-ptr_max
PARAM_VALUE 0 obj->base.resv->lock.base.dep_map->name 0-255
PARAM_VALUE 0 obj->base.resv->lock.base.first_waiter->list.prev->next 5159360019465732096
PARAM_VALUE 0 obj->base.resv->lock.base.first_waiter->task->blocked_lock.dep_map->name 0-255
PARAM_VALUE 0 obj->base.resv->lock.base.first_waiter->task->blocked_lock.owner (-1)
PARAM_VALUE 0 obj->base.resv->lock.base.first_waiter->task->blocked_lock.owner_cpu 4294967295
PARAM_VALUE 0 obj->base.resv->lock.base.osq.tail.counter 0-s32max
PARAM_VALUE 0 obj->obj_link.next 4909251368295780504,5820987673129783448
PARAM_VALUE 1 needs_clflush 6532891214425591808
LOCK2 0 obj->base.resv

drivers/gpu/drm/i915/i915_gem.c i915_gem_shmem_pread() -> i915_gem_object_prepare_read()

Type Parameter Key Value
PARAM_VALUE 0 obj 4096-ptr_max
PARAM_VALUE 0 obj->base.resv->lock.base.dep_map->name 0-255
PARAM_VALUE 0 obj->base.resv->lock.base.first_waiter 0,4096-ptr_max
PARAM_VALUE 0 obj->base.resv->lock.base.first_waiter->list.prev->next 5159360019465732096
PARAM_VALUE 0 obj->base.resv->lock.base.first_waiter->task->blocked_lock.dep_map->name 0-255
PARAM_VALUE 0 obj->base.resv->lock.base.first_waiter->task->blocked_lock.owner (-1)
PARAM_VALUE 0 obj->base.resv->lock.base.first_waiter->task->blocked_lock.owner_cpu 4294967295
PARAM_VALUE 0 obj->base.resv->lock.base.osq.tail.counter 0-s32max
PARAM_VALUE 0 obj->base.resv->lock.ctx 0
PARAM_VALUE 0 obj->base.size 1-u64max
PARAM_VALUE 0 obj->obj_link.next 3951897596242858136,4788333397751943320,7777990759765643416
PARAM_VALUE 0 obj->ops 4096-ptr_max
PARAM_VALUE 0 obj->ops->pread 0,7401744485809000448,8891031690581864448
PARAM_VALUE 1 needs_clflush 6024576669701042176
DATA_SOURCE 0 obj $0
LOCK2 0 obj->base.resv