On 2017/10/6 21:31, Jean-Philippe Brucker wrote:
> +int iommu_process_bind_device(struct device *dev, struct task_struct *task,
> + int *pasid, int flags)
> +{
[..]
> + err = iommu_process_attach_locked(context, dev);
> + if (err)
> + iommu_process_put_locked(process);
one ref for a context is enough right? so also need call iommu_process_put_locked()
if attach ok, or will be leak if user call bind twice for the same device and task.
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