The page walker is a simple but effective state machine that handles TLB misses transparently, running in parallel with the microcode and driving its own bus access.
func process4(c chan task, lengthGuess int) {
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Falling headlong off the tee() memory cliff
The kernel is the shared surfaceWhen any code runs on Linux, it interacts with the hardware through the kernel via system calls. The Linux kernel exposes roughly 340 syscalls, and the kernel implementation is tens of millions of lines of C code. Every syscall is an entry point into that codebase.