dma_buf_end_cpu_access
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## Name

dma_buf_end_cpu_access — Must be called after accessing a dma_buf from the cpu in the kernel context. Calls end_cpu_access to allow exporter-specific actions. Coherency is only guaranteed in the specified range for the specified access direction.

## Synopsis

`void dma_buf_end_cpu_access (` | struct dma_buf * dmabuf,
| size_t start,
| size_t len,
| enum dma_data_direction direction`)`;

## Arguments

`dmabuf`

  [in] buffer to complete cpu access for.

`start`

  [in] start of range for cpu access.

`len`

  [in] length of range for cpu access.

`direction`

  [in] length of range for cpu access.

## Description

This call must always succeed.

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