@@ -77,6 +77,7 @@ void vb2_put_vma(struct vm_area_struct *vma)
kfree(vma);
}
+EXPORT_SYMBOL_GPL(vb2_put_vma);
/**
* vb2_get_contig_userptr() - lock physically contiguous userspace mapped memory
@@ -141,6 +142,7 @@ done:
up_read(&mm->mmap_sem);
return ret;
}
+EXPORT_SYMBOL_GPL(vb2_get_contig_userptr);
/**
* vb2_mmap_pfn_range() - map physical pages to userspace
@@ -180,6 +182,7 @@ int vb2_mmap_pfn_range(struct vm_area_struct *vma, unsigned long paddr,
return 0;
}
+EXPORT_SYMBOL_GPL(vb2_mmap_pfn_range);
/**
* vb2_common_vm_open() - increase refcount of the vma