Hack exercise - 1
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- Download the example module from piazza and extract
- Build the module   $make
- $sudo insmod hello.ko
- Observe the behavior when you are running a single core VM and a VM with multiple cores
- For multicore case, wait for some time... (don't shutdown the VM). Observe the logfiles ($dmesg)
  Search the kernel source for the funtion call path you find in the dmesg logs 
- Read Ch13-Ch20 of OSTEP