[GitHub] [nuttx] mu578 commented on issue #1488: Use fair spinlocks in SMP

2023-09-17 Thread via GitHub
mu578 commented on issue #1488: URL: https://github.com/apache/nuttx/issues/1488#issuecomment-1722501008 You could overlay priority groups, you'd need just not to use the builtin list + having something timeout-able because you'd need a time-slicing mechanism but it is tricky to achieve wit

[GitHub] [nuttx] mu578 commented on issue #1488: Use fair spinlocks in SMP

2023-06-14 Thread via GitHub
mu578 commented on issue #1488: URL: https://github.com/apache/nuttx/issues/1488#issuecomment-1591764586 Yes that was the point about my comment in the other thread, i.e context switching overheads entering critical section ; there is something like the Lamport algorithm if I remember well.