2 # XENHVM -- Xen HVM kernel configuration file for FreeBSD/amd64
10 # Adaptive locks rely on a lock-free pointer read to determine the run state
11 # of the thread holding a lock when under contention; under a virtualisation
12 # system, the thread run state may not accurately reflect whether the thread
13 # (or rather its host VCPU) is actually executing. As such, disable this
16 options NO_ADAPTIVE_MUTEXES
17 options NO_ADAPTIVE_RWLOCKS
18 options NO_ADAPTIVE_SX