Files
esp-idf/components
Angus Gratton 4d42b2d100 freertos spinlock/portmux: Reduce spinlocking overhead
Ref TW7117

Microbenchmarks in unit tests:

(All numbers in cycles per benchmarked operation):

Release mode
No lock contention lock/unlock -       301 -> 167 (-45%)
Recursive no contention lock/unlock -  289 -> 148 (-49%)
Lock contention two CPUs (lock/unlock) 699 -> 400 (-43%)

Debug mode
No lock contention lock/unlock -       355 -> 203 (-43%)
Recursive no contention lock/unlock -  345 -> 188 (-46%)
Lock contention two CPUs (lock/unlock) 761 -> 483 (-36%)
2017-09-04 19:11:51 +10:00
..
2017-07-24 20:07:21 +03:00
2017-08-30 12:11:57 +10:00
2017-08-22 13:01:36 +10:00
2017-08-31 23:50:56 +08:00