The munmap syscall must be executed from a process memory. The code can
be injected in memory and then removed. But we can avoid all these
actions, if the code will be in the blob and a process will be trapped
on the exit from the munmap syscall.
Signed-off-by: Andrey Vagin <avagin@openvz.org>
Signed-off-by: Pavel Emelyanov <xemul@parallels.com>