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Fix semaphore deadlock on Apple Silicon

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This commit is contained in:
Justine Tunney 2023-10-03 09:26:46 -07:00
parent e8ecf31ad5
commit ee8a861635
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GPG key ID: BE714B4575D6E328
1 changed files with 2 additions and 2 deletions
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4
third_party/nsync/mu_semaphore_gcd.c vendored
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@ -65,7 +65,7 @@ static long dispatch_semaphore_signal (dispatch_semaphore_t ds) {
} }
static dispatch_time_t dispatch_walltime (const struct timespec *base, static dispatch_time_t dispatch_walltime (const struct timespec *base,
int64_t offset) { int64_t offset) {
return __syslib->__dispatch_walltime (base, offset); return __syslib->__dispatch_walltime (base, offset);
} }
@ -114,7 +114,7 @@ errno_t nsync_mu_semaphore_p_with_deadline_gcd (nsync_semaphore *s,
!_weaken (pthread_testcancel_np) || !_weaken (pthread_testcancel_np) ||
!(pt = _pthread_self()) || !(pt = _pthread_self()) ||
(pt->pt_flags & PT_NOCANCEL)) { (pt->pt_flags & PT_NOCANCEL)) {
nsync_dispatch_semaphore_wait (s, abs_deadline); result = nsync_dispatch_semaphore_wait (s, abs_deadline);
} else { } else {
struct timespec now, until, slice; struct timespec now, until, slice;
slice = timespec_frommillis (__SIG_LOCK_INTERVAL_MS); slice = timespec_frommillis (__SIG_LOCK_INTERVAL_MS);