No. That's what MESI-based cache protocols are all about. Multiple cores/process...

		atq2119 on Sept 20, 2019 \| parent \| context \| favorite \| on: Common Systems Programming Optimizations and Trick... No. That's what MESI-based cache protocols are all about. Multiple cores/processors can have the same cache line in a shared/read-only state. Only writes require exclusive access.