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arm: yield instruction stub

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Ciro Santilli 六四事件 法轮功
2019-12-12 00:00:03 +00:00
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@@ -18464,6 +18464,10 @@ The following Raspberry Pi bibliography helped us get this sample up and running
The best article to understand spinlocks is: https://eli.thegreenplace.net/2018/basics-of-futexes/
====== ARM YIELD instruction
https://stackoverflow.com/questions/59311066/how-does-the-arm-yield-instruction-inform-other-threads-that-they-could-start-a
===== ARM LDAXR and STLXR instructions
Can be used to implement atomic variables, see also: