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Remove OSXSemaphore::trywait dependency on os::javaTimeNanos

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This commit is contained in:
Axel Boldt-Christmas 2026-02-11 13:55:03 +00:00
parent 09eb67c228
commit eed22175c7
1 changed files with 19 additions and 2 deletions
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21
src/hotspot/os/bsd/semaphore_bsd.cpp
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@ -1,5 +1,5 @@
/*
* Copyright (c) 2018, 2025, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2018, 2026, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
@ -73,7 +73,24 @@ void OSXSemaphore::wait() {
}
bool OSXSemaphore::trywait() {
return timedwait(0);
kern_return_t kr = KERN_ABORTED;
// kernel semaphores take a relative timeout
mach_timespec_t waitspec;
waitspec.tv_sec = 0;
waitspec.tv_nsec = 0;
// Perform a semaphore_timedwait with a zero mach_timespec_t until we receive
// a result other than KERN_ABORTED.
while (kr == KERN_ABORTED) {
kr = semaphore_timedwait(_semaphore, waitspec);
}
assert(kr == KERN_SUCCESS || kr == KERN_OPERATION_TIMED_OUT,
"Failed to trywait on semaphore: %s (0x%x)",
sem_strerror(kr), (uint)kr);
return kr == KERN_SUCCESS;
}
bool OSXSemaphore::timedwait(int64_t millis) {