Homework 5 Programming - Team 23

The required system call is defined in flo-kernel/kernel/pgd.c
Required test programs are in the vm_inspector directory

One of them reports a single dump of the PTE
The other one prints the dump in a loop as evident from their names

Functionality can be verified by checking the VA usage in /proc/pid/maps
and using the pagemap program that was provided on Piazza.

Sources:

http://www.makelinux.net/ldd3/chp-15-sect-2 - This source explains the usage of get_page() function
which keeps track of the reference counts per page. The system call makes use of this function so
that the pages are not allocated to some other process when the process that we are investigating ends.