36 struct vm_area_struct *vb2_get_vma(struct vm_area_struct *vma)  in vb2_get_vma()  argument
44 	if (vma->vm_ops && vma->vm_ops->open)  in vb2_get_vma()
45 		vma->vm_ops->open(vma);  in vb2_get_vma()
47 	if (vma->vm_file)  in vb2_get_vma()
48 		get_file(vma->vm_file);  in vb2_get_vma()
50 	memcpy(vma_copy, vma, sizeof(*vma));  in vb2_get_vma()
67 void vb2_put_vma(struct vm_area_struct *vma)  in vb2_put_vma()  argument
69 	if (!vma)  in vb2_put_vma()
72 	if (vma->vm_ops && vma->vm_ops->close)  in vb2_put_vma()
73 		vma->vm_ops->close(vma);  in vb2_put_vma()
75 	if (vma->vm_file)  in vb2_put_vma()
76 		fput(vma->vm_file);  in vb2_put_vma()
78 	kfree(vma);  in vb2_put_vma()
100 	struct vm_area_struct *vma;  in vb2_get_contig_userptr()  local
109 	vma = find_vma(mm, start);  in vb2_get_contig_userptr()
111 	if (vma == NULL || vma->vm_end < end)  in vb2_get_contig_userptr()
115 		int ret = follow_pfn(vma, start, &this_pfn);  in vb2_get_contig_userptr()
130 	*res_vma = vb2_get_vma(vma);  in vb2_get_contig_userptr()
146 static void vb2_common_vm_open(struct vm_area_struct *vma)  in vb2_common_vm_open()  argument
148 	struct vb2_vmarea_handler *h = vma->vm_private_data;  in vb2_common_vm_open()
151 	       __func__, h, atomic_read(h->refcount), vma->vm_start,  in vb2_common_vm_open()
152 	       vma->vm_end);  in vb2_common_vm_open()
164 static void vb2_common_vm_close(struct vm_area_struct *vma)  in vb2_common_vm_close()  argument
166 	struct vb2_vmarea_handler *h = vma->vm_private_data;  in vb2_common_vm_close()
169 	       __func__, h, atomic_read(h->refcount), vma->vm_start,  in vb2_common_vm_close()
170 	       vma->vm_end);  in vb2_common_vm_close()