单选题：Which of the following is a probable invocation flow?

Which of the following is a probable invocation flow? @[A](1)
A. do_page_fault -> find_vma -> handle_mm_fault
B. do_page_fault -> handle_mm_falut->find_vma
C. handle_mm_fault->do_page_fault -> find_vma
D. handle_mm_fault->find_vma -> do_page_fault





A.do_page_fault -> find_vma -> handle_mm_fault
B.do_page_fault -> handle_mm_falut->find_vma
C.handle_mm_fault->do_page_fault -> find_vma
D.handle_mm_fault->find_vma -> do_page_fault


答案：A