Hacker News new | past | comments | ask | show | jobs | submit login

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.



Join us for AI Startup School this June 16-17 in San Francisco!

Guidelines | FAQ | Lists | API | Security | Legal | Apply to YC | Contact

Search: