iosys_map_is_null identifier - Linux source code next-20260811

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linux

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FIXME
- FIXME
  - next-20260811

Documented in 1 files:

include/linux/iosys-map.h, line 225

Defined in 1 files as a function:

include/linux/iosys-map.h, line 235 (as a function)

Referenced in 15 files:

Smatch caller information:

drivers/gpu/drm/amd/amdgpu/../amdkfd/kfd_process.c kfd_process_destroy_pdds() -> iosys_map_is_null()

Type	Parameter	Key	Value
PARAM_VALUE	0	map	4096-ptr_max
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2		global &kfd_processes_mutex

drivers/gpu/drm/amd/amdgpu/../amdkfd/kfd_process.c kfd_process_device_destroy_cwsr_dgpu() -> iosys_map_is_null()

Type	Parameter	Key	Value
PARAM_VALUE	0	map	4096-ptr_max
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2		&p->mutex

drivers/gpu/drm/amd/amdgpu/../amdkfd/kfd_process.c kfd_process_device_init_cwsr_dgpu() -> iosys_map_is_null()

Type	Parameter	Key	Value
PARAM_VALUE	0	map	4096-ptr_max
LOCK2		&p->mutex
HALF_LOCKED2		&gobj->dev->object_name_lock
TYPE_LOCK		(struct kfd_process)->mutex

drivers/gpu/drm/amd/amdgpu/../amdkfd/kfd_process.c kfd_process_free_gpuvm_map() -> iosys_map_is_null()

Type	Parameter	Key	Value
PARAM_VALUE	0	map	4096-ptr_max
DATA_SOURCE	0	map	$2
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2		&p->mutex

drivers/gpu/drm/amd/amdgpu/../amdkfd/kfd_process.c kfd_process_set_trap_debug_flag() -> iosys_map_is_null()

Type	Parameter	Key	Value
PARAM_VALUE	0	map	4096-ptr_max
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2		&p->mutex
HALF_LOCKED2		&target->mutex

drivers/gpu/drm/amd/amdgpu/../amdkfd/kfd_process.c kfd_process_set_trap_handler() -> iosys_map_is_null()

Type	Parameter	Key	Value
PARAM_VALUE	0	map	4096-ptr_max
LOCK2		&p->mutex
TYPE_LOCK		(struct kfd_process)->mutex

drivers/gpu/drm/ttm/ttm_resource.c iosys_map_is_set() -> iosys_map_is_null()

Type	Parameter	Key	Value
PARAM_VALUE	0	map	4096-ptr_max
DATA_SOURCE	0	map	$0
RX_PATH
TASK_NOT_RUNNING

drivers/gpu/drm/ttm/ttm_resource.c ttm_kmap_iter_linear_io_init() -> iosys_map_is_null()

Type	Parameter	Key	Value
PARAM_VALUE	0	map	4096-ptr_max
PARAM_VALUE	0	map->vaddr	0,4096-ptr_max
PARAM_VALUE	0	map->vaddr_iomem	0,4096-ptr_max
MEM_ZERO	0	map
RX_PATH
TASK_NOT_RUNNING

drivers/gpu/drm/ttm/ttm_resource.c ttm_kmap_iter_linear_io_init() -> iosys_map_is_null()

Type	Parameter	Key	Value
PARAM_VALUE	0	map	4096-ptr_max
PARAM_VALUE	0	map->is_iomem	1
PARAM_VALUE	0	map->vaddr	0,4096-ptr_max
PARAM_VALUE	0	map->vaddr_iomem	0,4096-ptr_max
MEM_ZERO	0	map
RX_PATH
TASK_NOT_RUNNING

drivers/gpu/drm/vkms/vkms_composer.c check_iosys_map() -> iosys_map_is_null()

Type	Parameter	Key	Value
PARAM_VALUE	0	map	4096-ptr_max
BUF_SIZE	0	map	64
HALF_LOCKED2		&pool->lock

drivers/dma-buf/dma-buf.c dma_buf_vmap() -> iosys_map_is_null()

Type	Parameter	Key	Value
PARAM_VALUE	0	map	4096-ptr_max
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2		&etnaviv_obj->lock
HALF_LOCKED2		dmabuf->resv

drivers/dma-buf/dma-buf.c dma_buf_vunmap() -> iosys_map_is_null()

Type	Parameter	Key	Value
PARAM_VALUE	0	map	4096-ptr_max
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2		dmabuf->resv

drivers/dma-buf/dma-buf.c iosys_map_is_set() -> iosys_map_is_null()

Type	Parameter	Key	Value
PARAM_VALUE	0	map	4096-ptr_max
DATA_SOURCE	0	map	$0
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2		&etnaviv_obj->lock
HALF_LOCKED2		dmabuf->resv

drivers/gpu/drm/tests/drm_gem_shmem_test.c drm_gem_shmem_test_vmap() -> iosys_map_is_null()

Type	Parameter	Key	Value
PARAM_VALUE	0	map	2133461377498484736
PARAM_VALUE	0	map->is_iomem	0

drivers/gpu/drm/drm_gem_vram_helper.c drm_gem_vram_vmap() -> iosys_map_is_null()

Type	Parameter	Key	Value
PARAM_VALUE	0	map	4096-ptr_max
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2		gem->resv

drivers/gpu/drm/drm_gem_vram_helper.c iosys_map_is_set() -> iosys_map_is_null()

Type	Parameter	Key	Value
PARAM_VALUE	0	map	4096-ptr_max
DATA_SOURCE	0	map	$0
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2		&pool->lock

drivers/gpu/drm/ttm/ttm_bo_util.c ttm_bo_vunmap() -> iosys_map_is_null()

Type	Parameter	Key	Value
PARAM_VALUE	0	map	4096-ptr_max
BUF_SIZE	0	map->vaddr	s32min-(-1),1-s32max
DATA_SOURCE	0	map	$1
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2		bo->ttm.base.resv

drivers/gpu/drm/xe/xe_bo.c __xe_bo_vunmap() -> iosys_map_is_null()

Type	Parameter	Key	Value
PARAM_VALUE	0	map	1016,4096-ptr_max
RX_PATH
TASK_NOT_RUNNING

drivers/gpu/drm/xe/xe_bo.c xe_bo_evict_pinned_copy() -> iosys_map_is_null()

Type	Parameter	Key	Value
PARAM_VALUE	0	map	4096-ptr_max
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2		bo->ttm.base.resv

drivers/gpu/drm/xe/xe_bo.c xe_bo_restore_pinned() -> iosys_map_is_null()

Type	Parameter	Key	Value
PARAM_VALUE	0	map	4096-ptr_max
RX_PATH
TASK_NOT_RUNNING
LOCK2		bo->ttm.base.resv

drivers/gpu/drm/xe/xe_bo.c xe_bo_vmap() -> iosys_map_is_null()

Type	Parameter	Key	Value
PARAM_VALUE	0	map	4096-ptr_max
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2		bo->ttm.base.resv
HALF_LOCKED2		bo->ttm.base.resv

drivers/gpu/drm/drm_gem_framebuffer_helper.c drm_gem_fb_vmap() -> iosys_map_is_null()

Type	Parameter	Key	Value
PARAM_VALUE	0	map	4096-ptr_max
RX_PATH
TASK_NOT_RUNNING

drivers/gpu/drm/drm_gem_framebuffer_helper.c drm_gem_fb_vunmap() -> iosys_map_is_null()

Type	Parameter	Key	Value
PARAM_VALUE	0	map	4096-ptr_max
RX_PATH
TASK_NOT_RUNNING

drivers/gpu/drm/drm_gem.c drm_gem_vmap_locked() -> iosys_map_is_null()

Type	Parameter	Key	Value
PARAM_VALUE	0	map	4096-ptr_max
BUF_SIZE	0	map	(-1),16
BUF_SIZE	0	map	(-1),16
DATA_SOURCE	0	map	$1
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2		obj->resv

drivers/gpu/drm/drm_gem.c drm_gem_vunmap_locked() -> iosys_map_is_null()

Type	Parameter	Key	Value
PARAM_VALUE	0	map	4096-ptr_max
BUF_SIZE	0	map	(-1),16
BUF_SIZE	0	map	(-1),16
BUF_SIZE	0	map->vaddr	s32min-(-1),1-s32max
DATA_SOURCE	0	map	$1
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2		gem->resv
HALF_LOCKED2		obj->resv

drivers/gpu/drm/i915/gt/uc/intel_guc_ads.c guc_capture_prep_lists() -> iosys_map_is_null()

Type	Parameter	Key	Value
PARAM_VALUE	0	map	4096-ptr_max
RX_PATH
TASK_NOT_RUNNING

drivers/gpu/drm/i915/gt/uc/intel_guc_ads.c guc_prep_golden_context() -> iosys_map_is_null()

Type	Parameter	Key	Value
PARAM_VALUE	0	map	4096-ptr_max
RX_PATH
TASK_NOT_RUNNING

drivers/gpu/drm/i915/gt/uc/intel_guc_ads.c guc_prep_golden_context() -> iosys_map_is_null()

Type	Parameter	Key	Value
PARAM_VALUE	0	map	4096-ptr_max
RX_PATH
TASK_NOT_RUNNING

drivers/gpu/drm/i915/gt/uc/intel_guc_ads.c intel_guc_ads_print_policy_info() -> iosys_map_is_null()

Type	Parameter	Key	Value
PARAM_VALUE	0	map	4096-ptr_max
RX_PATH
TASK_NOT_RUNNING
LOCK2		&m->lock
TYPE_LOCK		(struct seq_file)->lock

drivers/gpu/drm/i915/gt/uc/intel_guc_ads.c intel_guc_global_policies_update() -> iosys_map_is_null()

Type	Parameter	Key	Value
PARAM_VALUE	0	map	4096-ptr_max
RX_PATH
TASK_NOT_RUNNING

drivers/gpu/drm/drm_panic.c draw_panic_plane() -> iosys_map_is_null()

Type	Parameter	Key	Value
PARAM_VALUE	0	map	4096-ptr_max
BUF_SIZE	0	map	64
RX_PATH
TASK_NOT_RUNNING
LOCK2		&(plane->dev)->mode_config.panic_lock
LOCK2		flags
HALF_LOCKED2		rcu_read