OP here. Thank you so much for taking the time to write it! This is so much easier to understand, and I also learnt a few things along the way, like the zero p

OP here. Thank you so much for taking the time to write it! This is so much easier to understand, and I also learnt a few things along the way, like the zero page mechanism, munmap having to notify the MMU about the invalid TLB and more. Really appreciate it!