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8028280: ParkEvent leak when running modified runThese which only loads classes

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Use spin lock to manage ParkEvent and PlatformEvent free lists.

Reviewed-by: dholmes, fparain
This commit is contained in:
David Simms 2014-01-24 09:28:47 +01:00
parent 90a44b778d
commit edb5dd324e
7 changed files with 95 additions and 112 deletions
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18
hotspot/src/os/bsd/vm/os_bsd.cpp
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@ -2636,9 +2636,21 @@ int os::sleep(Thread* thread, jlong millis, bool interruptible) {
}
}
int os::naked_sleep() {
// %% make the sleep time an integer flag. for now use 1 millisec.
return os::sleep(Thread::current(), 1, false);
void os::naked_short_sleep(jlong ms) {
struct timespec req;
assert(ms < 1000, "Un-interruptable sleep, short time use only");
req.tv_sec = 0;
if (ms > 0) {
req.tv_nsec = (ms % 1000) * 1000000;
}
else {
req.tv_nsec = 1;
}
nanosleep(&req, NULL);
return;
}
// Sleep forever; naked call to OS-specific sleep; use with CAUTION