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Documented in 1 files:

Defined in 1 files as a prototype:

Defined in 1 files as a function:

Referenced in 10 files:

Smatch caller information:

drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c amdgpu_ttm_backend_bind() -> dma_buf_map_attachment()

Type Parameter Key Value
PARAM_VALUE 1 direction 0
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 bo->base.resv

drivers/iio/industrialio-buffer.c iio_buffer_attach_dmabuf() -> dma_buf_map_attachment()

Type Parameter Key Value
PARAM_VALUE 0 attach 4096-ptr_max
PARAM_VALUE 1 direction 1-2
BUF_SIZE 0 attach 64
DATA_SOURCE 0 attach r dma_buf_attach
FUZZY_MAX 1 direction 2
HARD_MAX 1 direction 2
LOCK2 dmabuf->resv

drivers/gpu/drm/virtio/virtgpu_prime.c virtgpu_dma_buf_import_sgt() -> dma_buf_map_attachment()

Type Parameter Key Value
PARAM_VALUE 0 attach 4096-ptr_max
PARAM_VALUE 0 attach->dmabuf 4096-ptr_max
PARAM_VALUE 0 attach->dmabuf->ops 4096-ptr_max
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.osq.tail.counter 0-s32max
PARAM_VALUE 1 direction 0
BUF_SIZE 0 attach (-1),64
BUF_SIZE 0 attach (-1),64
DATA_SOURCE 0 attach $3
RX_PATH
TASK_NOT_RUNNING
LOCK2 resv
HALF_LOCKED2 &dev->object_name_lock
HALF_LOCKED2 &file_priv->prime.lock

drivers/gpu/drm/i915/gem/i915_gem_dmabuf.c i915_gem_object_get_pages_dmabuf() -> dma_buf_map_attachment()

Type Parameter Key Value
PARAM_VALUE 1 direction 0
RX_PATH
TASK_NOT_RUNNING
NO_OVERFLOW_SIMPLE 0 attach->dmabuf->size
HALF_LOCKED2 obj->base.resv

drivers/accel/ivpu/ivpu_gem.c ivpu_bo_map_attachment() -> dma_buf_map_attachment()

Type Parameter Key Value
PARAM_VALUE 0 attach 1-u64max
PARAM_VALUE 1 direction 0
RX_PATH
TASK_NOT_RUNNING
LOCK2 bo->base.base.resv
HALF_LOCKED2 global &drm_unplug_srcu

drivers/dma-buf/dma-buf.c dma_buf_map_attachment_unlocked() -> dma_buf_map_attachment()

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->lock.base.dep_map->name 0-255
PARAM_VALUE 0 attach->dmabuf->resv->lock.base.first_waiter 0,4096-5159360019465732095,5159360019465732097-ptr_max
PARAM_VALUE 0 attach->dmabuf->resv->lock.base.first_waiter->list.prev->next 5159360019465732096
PARAM_VALUE 0 attach->dmabuf->resv->lock.base.osq.tail.counter 0-s32max
BUF_SIZE 0 attach (-1),64
BUF_SIZE 0 attach (-1),64
DATA_SOURCE 0 attach $0
DATA_SOURCE 1 direction $1
RX_PATH
TASK_NOT_RUNNING
USER_DATA 0 attach->dmabuf->size 0-u64max
LOCK2 0 attach->dmabuf->resv
HALF_LOCKED2 &ctx->uring_lock
HALF_LOCKED2 &dev->lock
HALF_LOCKED2 &dev->object_name_lock
HALF_LOCKED2 &drm->object_name_lock
HALF_LOCKED2 &file_priv->prime.lock
HALF_LOCKED2 &priv->lock
HALF_LOCKED2 &vde->map_lock
HALF_LOCKED2 _T->lock

drivers/gpu/drm/xe/xe_bo.c xe_bo_move_dmabuf() -> dma_buf_map_attachment()

Type Parameter Key Value
PARAM_VALUE 1 direction 0
RX_PATH
TASK_NOT_RUNNING
NO_OVERFLOW_SIMPLE 0 attach->dmabuf->size
HALF_LOCKED2 ttm_bo->base.resv

drivers/infiniband/core/umem_dmabuf.c ib_umem_dmabuf_map_pages() -> dma_buf_map_attachment()

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->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.osq.tail.counter 0-s32max
PARAM_VALUE 1 direction 0
RX_PATH
TASK_NOT_RUNNING
LOCK2 0 attach->dmabuf->resv

drivers/usb/gadget/function/f_fs.c ffs_dmabuf_attach() -> dma_buf_map_attachment()

Type Parameter Key Value
PARAM_VALUE 0 attach 4096-ptr_max
PARAM_VALUE 1 direction 1-2
BUF_SIZE 0 attach 64
DATA_SOURCE 0 attach r dma_buf_attach
FUZZY_MAX 1 direction 2
HARD_MAX 1 direction 2
LOCK2 dmabuf->resv

drivers/accel/qaic/qaic_data.c qaic_prepare_import_bo() -> dma_buf_map_attachment()

Type Parameter Key Value
PARAM_VALUE 0 attach 1-u64max
PARAM_VALUE 1 direction 1-2
LOCK2 &bo->lock
LOCK2 &dbc->ch_lock
LOCK2 &qdev->dev_lock
LOCK2 &usr->qddev_lock
TYPE_LOCK (struct dma_bridge_chan)->ch_lock
TYPE_LOCK (struct qaic_bo)->lock
TYPE_LOCK (struct qaic_device)->dev_lock
TYPE_LOCK (struct qaic_user)->qddev_lock