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do_mutex_lock: release mutex before checking for interrupts (fixes issue 15360)

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Neeraj Bhunwal 2019-04-16 09:33:08 +05:30 • committed by Jeremy Evans
parent 5e018214e7
commit c1d78a7f0e
1 changed files with 5 additions and 1 deletions
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6
thread_sync.c
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@ -282,14 +282,18 @@ do_mutex_lock(VALUE self, int interruptible_p)
th->status = prev_status;
}
th->vm->sleeper--;
if (mutex->th == th) mutex_locked(th, self);
if (interruptible_p) {
/* release mutex before checking for interrupts...as interrupt checking
* code might call rb_raise() */
if (mutex->th == th) mutex->th = 0;
RUBY_VM_CHECK_INTS_BLOCKING(th->ec); /* may release mutex */
if (!mutex->th) {
mutex->th = th;
mutex_locked(th, self);
}
} else {
if (mutex->th == th) mutex_locked(th, self);
}
}
}