33 static void relay_file_mmap_close(struct vm_area_struct *vma)  in relay_file_mmap_close()  argument
35 	struct rchan_buf *buf = vma->vm_private_data;  in relay_file_mmap_close()
36 	buf->chan->cb->buf_unmapped(buf, vma->vm_file);  in relay_file_mmap_close()
42 static int relay_buf_fault(struct vm_area_struct *vma, struct vm_fault *vmf)  in relay_buf_fault()  argument
45 	struct rchan_buf *buf = vma->vm_private_data;  in relay_buf_fault()
99 static int relay_mmap_buf(struct rchan_buf *buf, struct vm_area_struct *vma)  in relay_mmap_buf()  argument
101 	unsigned long length = vma->vm_end - vma->vm_start;  in relay_mmap_buf()
102 	struct file *filp = vma->vm_file;  in relay_mmap_buf()
110 	vma->vm_ops = &relay_file_mmap_ops;  in relay_mmap_buf()
111 	vma->vm_flags |= VM_DONTEXPAND;  in relay_mmap_buf()
112 	vma->vm_private_data = buf;  in relay_mmap_buf()
890 static int relay_file_mmap(struct file *filp, struct vm_area_struct *vma)  in relay_file_mmap()  argument
893 	return relay_mmap_buf(buf, vma);  in relay_file_mmap()