---
title: Mutex Explained - Computerphile
link: https://www.youtube.com/watch?v=BmBw827GgFA
source: youtube-com-computerphile
published: 2026-11-05T14:00:16Z
updated: 2026-11-05T14:06:07Z
first_seen: 2026-11-05T17:57:26.867095589Z
authors:
- Computerphile
summary: |-
  One of the most useful primitives in programming, but what is a mutual exclusion and how does it work? Matt Godbolt explains!

  Computerphile is supported by Jane Street. Learn more about them (and exciting career opportunities) at: https://jane-st.co/computerphile

  This video was filmed and edited by Sean Riley.

  Computerphile is a sister project to Brady Haran's Numberphile. More at https://www.bradyharanblog.com
content: extracted
html: 2026-11-05-mutex-explained-computerphile.html
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---

One of the most useful primitives in programming, but what is a mutual exclusion and how does it work? Matt Godbolt explains!

Computerphile is supported by Jane Street. Learn more about them (and exciting career opportunities) at: https://jane-st.co/computerphile

This video was filmed and edited by Sean Riley.

Computerphile is a sister project to Brady Haran's Numberphile. More at https://www.bradyharanblog.com