Documented in 1 files:
Defined in 1 files as a prototype:
Defined in 1 files as a function:
Referenced in 16 files:
- drivers/accel/amdxdna/amdxdna_gem.c
- drivers/dma-buf/dma-buf.c, line 1322
- drivers/gpu/drm/armada/armada_gem.c, line 70
- drivers/gpu/drm/drm_prime.c
- drivers/gpu/drm/i915/gem/selftests/i915_gem_dmabuf.c, line 309
- drivers/gpu/drm/omapdrm/omap_gem_dmabuf.c, line 140
- drivers/gpu/drm/tegra/gem.c
- drivers/iio/industrialio-buffer.c, line 1592
- drivers/media/common/videobuf2/videobuf2-dma-contig.c
- drivers/media/common/videobuf2/videobuf2-dma-sg.c, line 600
- drivers/media/platform/nvidia/tegra-vde/dmabuf-cache.c
- drivers/misc/fastrpc.c, line 402
- drivers/usb/gadget/function/f_fs.c, line 1358
- drivers/xen/gntdev-dmabuf.c
- io_uring/zcrx.c, line 118
- net/core/devmem.c
Smatch caller information:
drivers/media/platform/nvidia/tegra-vde/dmabuf-cache.c tegra_vde_dmabuf_cache_map() -> dma_buf_unmap_attachment_unlocked()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | attach | 4096-ptr_max |
| PARAM_VALUE | 0 | attach->dmabuf->resv->fences->max_fences | 0-4294967295 |
| PARAM_VALUE | 0 | attach->dmabuf->resv->lock.base.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | attach->dmabuf->resv->lock.base.first_waiter->list.prev->next | 5159360019465732096 |
| PARAM_VALUE | 0 | attach->dmabuf->resv->lock.base.first_waiter->task->blocked_lock.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | attach->dmabuf->resv->lock.base.first_waiter->task->blocked_lock.owner | (-1) |
| PARAM_VALUE | 0 | attach->dmabuf->resv->lock.base.first_waiter->task->blocked_lock.owner_cpu | 4294967295 |
| PARAM_VALUE | 0 | attach->dmabuf->resv->lock.ctx | 0 |
| PARAM_VALUE | 1 | sg_table | 4096-ptr_max |
| PARAM_VALUE | 1 | sg_table->nents | 0 |
| PARAM_VALUE | 1 | sg_table->orig_nents | 0 |
| PARAM_VALUE | 2 | direction | 1-2 |
| BUF_SIZE | 0 | attach | 64 |
| DATA_SOURCE | 0 | attach | r dma_buf_attach |
| DATA_SOURCE | 1 | sg_table | r dma_buf_map_attachment_unlocked |
| DATA_SOURCE | 2 | direction | $2 |
| FUZZY_MAX | 2 | direction | 2 |
| HARD_MAX | 2 | direction | 2 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| LOCK2 | &vde->map_lock | ||
| TYPE_LOCK | (struct tegra_vde)->map_lock |
drivers/media/platform/nvidia/tegra-vde/dmabuf-cache.c tegra_vde_release_entry() -> dma_buf_unmap_attachment_unlocked()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | attach | 4096-ptr_max |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| LOCK2 | &vde->map_lock | ||
| TYPE_LOCK | (struct tegra_vde)->map_lock |
drivers/gpu/drm/tegra/gem.c tegra_bo_free_object() -> dma_buf_unmap_attachment_unlocked()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | attach | 1-u64max |
| PARAM_VALUE | 2 | direction | 1 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL |
drivers/gpu/drm/tegra/gem.c tegra_bo_import() -> dma_buf_unmap_attachment_unlocked()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | attach | 4096-ptr_max |
| PARAM_VALUE | 0 | attach->dmabuf->resv->fences->max_fences | 0-4294967295 |
| PARAM_VALUE | 0 | attach->dmabuf->resv->lock.base.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | attach->dmabuf->resv->lock.base.first_waiter->list.prev->next | 5159360019465732096 |
| PARAM_VALUE | 0 | attach->dmabuf->resv->lock.base.first_waiter->task->blocked_lock.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | attach->dmabuf->resv->lock.base.first_waiter->task->blocked_lock.owner | (-1) |
| PARAM_VALUE | 0 | attach->dmabuf->resv->lock.base.first_waiter->task->blocked_lock.owner_cpu | 4294967295 |
| PARAM_VALUE | 0 | attach->dmabuf->resv->lock.ctx | 0 |
| PARAM_VALUE | 1 | sg_table | 4096-ptr_max |
| PARAM_VALUE | 1 | sg_table->nents | 0 |
| PARAM_VALUE | 1 | sg_table->orig_nents | 0 |
| PARAM_VALUE | 2 | direction | 1 |
| BUF_SIZE | 0 | attach | 64 |
| DATA_SOURCE | 0 | attach | r dma_buf_attach |
| DATA_SOURCE | 1 | sg_table | r dma_buf_map_attachment_unlocked |
| NOCHECK_CALL | |||
| LOCK2 | &drm->object_name_lock | ||
| LOCK2 | &file_priv->prime.lock | ||
| HALF_LOCKED2 | &p->mutex | ||
| TYPE_LOCK | (struct drm_device)->object_name_lock | ||
| TYPE_LOCK | (struct drm_prime_file_private)->lock |
drivers/gpu/drm/tegra/gem.c tegra_bo_unpin() -> dma_buf_unmap_attachment_unlocked()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | attach | 1-u64max |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| HALF_LOCKED2 | &cache->lock |
drivers/iio/industrialio-buffer.c iio_buffer_dmabuf_release() -> dma_buf_unmap_attachment_unlocked()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | attach | 4096-ptr_max |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| HALF_LOCKED2 | _T->lock |
net/core/devmem.c __net_devmem_dmabuf_binding_free() -> dma_buf_unmap_attachment_unlocked()
| Type | Parameter | Key | Value |
|---|---|---|---|
| NOCHECK_CALL | |||
| HALF_LOCKED2 | &pool->lock |
net/core/devmem.c net_devmem_bind_dmabuf() -> dma_buf_unmap_attachment_unlocked()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | attach | 4096-ptr_max |
| PARAM_VALUE | 0 | attach->dmabuf->resv->fences->max_fences | 0-4294967295 |
| PARAM_VALUE | 0 | attach->dmabuf->resv->lock.base.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | attach->dmabuf->resv->lock.base.first_waiter->list.prev->next | 5159360019465732096 |
| PARAM_VALUE | 0 | attach->dmabuf->resv->lock.base.first_waiter->task->blocked_lock.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | attach->dmabuf->resv->lock.base.first_waiter->task->blocked_lock.owner | (-1) |
| PARAM_VALUE | 0 | attach->dmabuf->resv->lock.base.first_waiter->task->blocked_lock.owner_cpu | 4294967295 |
| PARAM_VALUE | 0 | attach->dmabuf->resv->lock.ctx | 0 |
| PARAM_VALUE | 1 | sg_table | 4096-ptr_max |
| PARAM_VALUE | 1 | sg_table->nents | 0 |
| PARAM_VALUE | 1 | sg_table->orig_nents | 0 |
| PARAM_VALUE | 2 | direction | 1-2 |
| BUF_SIZE | 0 | attach | 64 |
| DATA_SOURCE | 0 | attach | r dma_buf_attach |
| DATA_SOURCE | 1 | sg_table | r dma_buf_map_attachment_unlocked |
| DATA_SOURCE | 2 | direction | $3 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| LOCK2 | &dev->lock | ||
| LOCK2 | &priv->lock | ||
| HALF_LOCKED2 | &devlink->lock | ||
| HALF_LOCKED2 | &net->xfrm.xfrm_cfg_mutex | ||
| HALF_LOCKED2 | global &audit_cmd_mutex.lock | ||
| HALF_LOCKED2 | global &cb_lock | ||
| HALF_LOCKED2 | global &crypto_cfg_mutex | ||
| HALF_LOCKED2 | global &dpll_lock | ||
| HALF_LOCKED2 | global &hwsim_phys_lock | ||
| HALF_LOCKED2 | global &net_dm_mutex | ||
| HALF_LOCKED2 | global &rtnl_mutex | ||
| HALF_LOCKED2 | global &rx_queue_mutex | ||
| HALF_LOCKED2 | rcu_read | ||
| TYPE_LOCK | (struct netdev_nl_sock)->lock |
drivers/accel/amdxdna/amdxdna_gem.c amdxdna_gem_prime_import() -> dma_buf_unmap_attachment_unlocked()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | attach | 4096-ptr_max |
| PARAM_VALUE | 0 | attach->dmabuf | 4096-ptr_max |
| PARAM_VALUE | 0 | attach->dmabuf->resv->fences->max_fences | 0-4294967295 |
| PARAM_VALUE | 0 | attach->dmabuf->resv->lock.base.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | attach->dmabuf->resv->lock.base.first_waiter->list.prev->next | 5159360019465732096 |
| PARAM_VALUE | 0 | attach->dmabuf->resv->lock.base.first_waiter->task->blocked_lock.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | attach->dmabuf->resv->lock.base.first_waiter->task->blocked_lock.owner | (-1) |
| PARAM_VALUE | 0 | attach->dmabuf->resv->lock.base.first_waiter->task->blocked_lock.owner_cpu | 4294967295 |
| PARAM_VALUE | 0 | attach->dmabuf->resv->lock.ctx | 0 |
| PARAM_VALUE | 1 | sg_table | 4096-ptr_max |
| PARAM_VALUE | 1 | sg_table->nents | 0 |
| PARAM_VALUE | 1 | sg_table->orig_nents | 0 |
| PARAM_VALUE | 2 | direction | 0 |
| BUF_SIZE | 0 | attach | 64 |
| DATA_SOURCE | 0 | attach | r dma_buf_attach |
| DATA_SOURCE | 1 | sg_table | r dma_buf_map_attachment_unlocked |
| NOCHECK_CALL | |||
| USER_DATA | 0 | attach->dmabuf->size | 1-u64max |
| HALF_LOCKED2 | &dev->object_name_lock | ||
| HALF_LOCKED2 | &file_priv->prime.lock |
drivers/accel/amdxdna/amdxdna_gem.c amdxdna_imported_obj_free() -> dma_buf_unmap_attachment_unlocked()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | attach | 1-u64max |
| PARAM_VALUE | 2 | direction | 0 |
| NOCHECK_CALL |
drivers/misc/fastrpc.c fastrpc_free_map() -> dma_buf_unmap_attachment_unlocked()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 1 | sg_table | 1-u64max |
| PARAM_VALUE | 2 | direction | 0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL |
drivers/gpu/drm/i915/gem/i915_gem_dmabuf.c igt_dmabuf_import_same_driver() -> dma_buf_unmap_attachment_unlocked()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | attach | 4096-ptr_max |
| PARAM_VALUE | 0 | attach->dmabuf->resv->fences->max_fences | 0-4294967295 |
| PARAM_VALUE | 0 | attach->dmabuf->resv->lock.base.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | attach->dmabuf->resv->lock.base.first_waiter->list.prev->next | 5159360019465732096 |
| PARAM_VALUE | 0 | attach->dmabuf->resv->lock.base.first_waiter->task->blocked_lock.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | attach->dmabuf->resv->lock.base.first_waiter->task->blocked_lock.owner | (-1) |
| PARAM_VALUE | 0 | attach->dmabuf->resv->lock.base.first_waiter->task->blocked_lock.owner_cpu | 4294967295 |
| PARAM_VALUE | 0 | attach->dmabuf->resv->lock.ctx | 0 |
| PARAM_VALUE | 1 | sg_table | 4096-ptr_max |
| PARAM_VALUE | 1 | sg_table->nents | 0 |
| PARAM_VALUE | 1 | sg_table->orig_nents | 0 |
| PARAM_VALUE | 2 | direction | 0 |
| BUF_SIZE | 0 | attach | 64 |
| DATA_SOURCE | 0 | attach | r dma_buf_attach |
| DATA_SOURCE | 1 | sg_table | r dma_buf_map_attachment_unlocked |
| NOCHECK_CALL |
io_uring/zcrx.c io_release_dmabuf() -> dma_buf_unmap_attachment_unlocked()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 1 | sg_table | 1-u64max |
| PARAM_VALUE | 2 | direction | 2 |
| BUF_SIZE | 0 | attach | (-1)-0,64 |
| BUF_SIZE | 0 | attach | (-1)-0,64 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| USER_DATA | 0 | attach->dmabuf->size | 0-u64max |
| HALF_LOCKED2 | &ctx->uring_lock | ||
| HALF_LOCKED2 | _T->lock |
drivers/gpu/drm/omapdrm/omap_gem_dmabuf.c omap_gem_prime_import() -> dma_buf_unmap_attachment_unlocked()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | attach | 4096-ptr_max |
| PARAM_VALUE | 0 | attach->dmabuf->resv->fences->max_fences | 0-4294967295 |
| PARAM_VALUE | 0 | attach->dmabuf->resv->lock.base.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | attach->dmabuf->resv->lock.base.first_waiter->list.prev->next | 5159360019465732096 |
| PARAM_VALUE | 0 | attach->dmabuf->resv->lock.base.first_waiter->task->blocked_lock.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | attach->dmabuf->resv->lock.base.first_waiter->task->blocked_lock.owner | (-1) |
| PARAM_VALUE | 0 | attach->dmabuf->resv->lock.base.first_waiter->task->blocked_lock.owner_cpu | 4294967295 |
| PARAM_VALUE | 0 | attach->dmabuf->resv->lock.ctx | 0 |
| PARAM_VALUE | 1 | sg_table | 4096-ptr_max |
| PARAM_VALUE | 1 | sg_table->nents | 0 |
| PARAM_VALUE | 1 | sg_table->orig_nents | 0 |
| PARAM_VALUE | 1 | sg_table->sgl | 4096-ptr_max |
| PARAM_VALUE | 2 | direction | 1 |
| BUF_SIZE | 0 | attach | 64 |
| DATA_SOURCE | 0 | attach | r dma_buf_attach |
| DATA_SOURCE | 1 | sg_table | r dma_buf_map_attachment_unlocked |
| NOCHECK_CALL | |||
| LOCK2 | &dev->object_name_lock | ||
| LOCK2 | &file_priv->prime.lock | ||
| HALF_LOCKED2 | &p->mutex | ||
| TYPE_LOCK | (struct drm_device)->object_name_lock | ||
| TYPE_LOCK | (struct drm_prime_file_private)->lock |
drivers/media/common/videobuf2/videobuf2-dma-sg.c vb2_dma_sg_unmap_dmabuf() -> dma_buf_unmap_attachment_unlocked()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | attach | 1-u64max |
| PARAM_VALUE | 1 | sg_table | 1-u64max |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| HALF_LOCKED2 | &q->mmap_lock | ||
| HALF_LOCKED2 | vb->vb2_queue->lock |
drivers/gpu/drm/drm_prime.c drm_gem_prime_import_dev() -> dma_buf_unmap_attachment_unlocked()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | attach | 4096-ptr_max |
| PARAM_VALUE | 0 | attach->dmabuf->resv->fences->max_fences | 0-4294967295 |
| PARAM_VALUE | 0 | attach->dmabuf->resv->lock.base.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | attach->dmabuf->resv->lock.base.first_waiter->list.prev->next | 5159360019465732096 |
| PARAM_VALUE | 0 | attach->dmabuf->resv->lock.base.first_waiter->task->blocked_lock.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | attach->dmabuf->resv->lock.base.first_waiter->task->blocked_lock.owner | (-1) |
| PARAM_VALUE | 0 | attach->dmabuf->resv->lock.base.first_waiter->task->blocked_lock.owner_cpu | 4294967295 |
| PARAM_VALUE | 0 | attach->dmabuf->resv->lock.ctx | 0 |
| PARAM_VALUE | 1 | sg_table | 4096-ptr_max |
| PARAM_VALUE | 1 | sg_table->nents | 0 |
| PARAM_VALUE | 1 | sg_table->orig_nents | 0 |
| PARAM_VALUE | 2 | direction | 0 |
| BUF_SIZE | 0 | attach | 64 |
| DATA_SOURCE | 0 | attach | r dma_buf_attach |
| DATA_SOURCE | 1 | sg_table | r dma_buf_map_attachment_unlocked |
| NOCHECK_CALL | |||
| LOCK2 | &dev->object_name_lock | ||
| LOCK2 | &file_priv->prime.lock | ||
| HALF_LOCKED2 | &p->mutex | ||
| TYPE_LOCK | (struct drm_device)->object_name_lock | ||
| TYPE_LOCK | (struct drm_prime_file_private)->lock |
drivers/gpu/drm/drm_prime.c drm_prime_gem_destroy() -> dma_buf_unmap_attachment_unlocked()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 1 | sg_table | 1-u64max |
| PARAM_VALUE | 2 | direction | 0 |
| DATA_SOURCE | 1 | sg_table | $1 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| NO_OVERFLOW_SIMPLE | 1 | sg_table->nents | |
| HALF_LOCKED2 | &omap_obj->lock |
drivers/media/common/videobuf2/videobuf2-dma-contig.c vb2_dc_map_dmabuf() -> dma_buf_unmap_attachment_unlocked()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | attach | 4096-ptr_max |
| PARAM_VALUE | 0 | attach->dmabuf->resv->fences->max_fences | 0-4294967295 |
| PARAM_VALUE | 0 | attach->dmabuf->resv->lock.base.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | attach->dmabuf->resv->lock.base.first_waiter->list.prev->next | 5159360019465732096 |
| PARAM_VALUE | 0 | attach->dmabuf->resv->lock.base.first_waiter->task->blocked_lock.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | attach->dmabuf->resv->lock.base.first_waiter->task->blocked_lock.owner | (-1) |
| PARAM_VALUE | 0 | attach->dmabuf->resv->lock.base.first_waiter->task->blocked_lock.owner_cpu | 4294967295 |
| PARAM_VALUE | 0 | attach->dmabuf->resv->lock.ctx | 0 |
| PARAM_VALUE | 1 | sg_table | 4096-ptr_max |
| PARAM_VALUE | 1 | sg_table->nents | 0 |
| PARAM_VALUE | 1 | sg_table->orig_nents | 0 |
| PARAM_VALUE | 1 | sg_table->sgl | 4096-ptr_max |
| DATA_SOURCE | 1 | sg_table | r dma_buf_map_attachment_unlocked |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| HALF_LOCKED2 | &mdev->req_queue_mutex | ||
| HALF_LOCKED2 | vb->vb2_queue->lock |
drivers/media/common/videobuf2/videobuf2-dma-contig.c vb2_dc_unmap_dmabuf() -> dma_buf_unmap_attachment_unlocked()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | attach | 1-u64max |
| PARAM_VALUE | 1 | sg_table | 1-u64max |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| HALF_LOCKED2 | &q->mmap_lock | ||
| HALF_LOCKED2 | vb->vb2_queue->lock |
drivers/usb/gadget/function/f_fs.c ffs_dmabuf_release() -> dma_buf_unmap_attachment_unlocked()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | attach | 4096-ptr_max |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| HALF_LOCKED2 | &epfile->dmabufs_mutex |
drivers/xen/gntdev-dmabuf.c dmabuf_imp_release() -> dma_buf_unmap_attachment_unlocked()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 1 | sg_table | 1-u64max |
| PARAM_VALUE | 2 | direction | 0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL |
drivers/xen/gntdev-dmabuf.c dmabuf_imp_to_refs() -> dma_buf_unmap_attachment_unlocked()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | attach | 4096-ptr_max |
| PARAM_VALUE | 0 | attach->dmabuf->resv->fences->max_fences | 0-4294967295 |
| PARAM_VALUE | 0 | attach->dmabuf->resv->lock.base.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | attach->dmabuf->resv->lock.base.first_waiter->list.prev->next | 5159360019465732096 |
| PARAM_VALUE | 0 | attach->dmabuf->resv->lock.base.first_waiter->task->blocked_lock.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | attach->dmabuf->resv->lock.base.first_waiter->task->blocked_lock.owner | (-1) |
| PARAM_VALUE | 0 | attach->dmabuf->resv->lock.base.first_waiter->task->blocked_lock.owner_cpu | 4294967295 |
| PARAM_VALUE | 0 | attach->dmabuf->resv->lock.ctx | 0 |
| PARAM_VALUE | 1 | sg_table | 4096-ptr_max |
| PARAM_VALUE | 1 | sg_table->nents | 0 |
| PARAM_VALUE | 1 | sg_table->orig_nents | 0 |
| PARAM_VALUE | 1 | sg_table->sgl | 4096-ptr_max |
| PARAM_VALUE | 2 | direction | 0 |
| BUF_SIZE | 0 | attach | 64 |
| DATA_SOURCE | 0 | attach | r dma_buf_attach |
| DATA_SOURCE | 1 | sg_table | r dma_buf_map_attachment_unlocked |
| NOCHECK_CALL |