Skip to main content

Copy-on-write Flag for mmap()

Question Text​

From the description in its man page, what flag should we pass to mmap() in order to mark the mapped pages as copy-on-write?

Question Answers​

  • MAP_SHARED
  • MAP_PRIVATE

  • MAP_ANONYMOUS

  • MAP_POPULATE

Feedback​

Quoting the man page:

MAP_PRIVATE
              Create a private copy-on-write mapping.