ThreadPriority.kt

    fun bumpCurrentThreadPriority() = synchronized(lock) {
        val myTid = Process.myTid()
        if (initialTid == myTid) {
            // already bumped
            return
        }

        // ensure we don't have multiple threads bumped at once
        resetBumpedThread()

        initialTid = myTid
        initialPriority = Process.getThreadPriority(initialTid)

        setThreadPriority("Bench thread", initialTid, BENCH_THREAD_PRIORITY)
        if (JIT_TID != null) {
            setThreadPriority("Jit", JIT_TID, JIT_THREAD_PRIORITY)
        }
    }