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Fix race condition in thread counter

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To prevent data races caused by concurrent access from multiple threads,
replace UINT with COUNTER.
This commit is contained in:
synqa
2026-02-01 01:20:24 +09:00
parent 68e9f0b593
commit d7d3ec8cac
1 changed files with 9 additions and 5 deletions
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14
src/Mayaqua/Kernel.c
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@ -63,7 +63,7 @@ static int ydays[] =
0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334, 365
};
static UINT current_num_thread = 0;
static COUNTER *current_num_thread = NULL;
static UINT cached_number_of_cpus = 0;
@ -776,6 +776,7 @@ void InitThreading()
{
thread_pool = NewSk();
thread_count = NewCounter();
current_num_thread = NewCounter();
}
// Release of thread pool
@ -821,6 +822,9 @@ void FreeThreading()
DeleteCounter(thread_count);
thread_count = NULL;
DeleteCounter(current_num_thread);
current_num_thread = NULL;
}
// Thread pool procedure
@ -1028,9 +1032,9 @@ THREAD *NewThreadNamed(THREAD_PROC *thread_proc, void *param, char *name)
Wait(pd->InitFinishEvent, INFINITE);
current_num_thread++;
Inc(current_num_thread);
// Debug("current_num_thread = %u\n", current_num_thread);
// Debug("current_num_thread = %u\n", Count(current_num_thread));
return ret;
}
@ -1055,8 +1059,8 @@ void CleanupThread(THREAD *t)
Free(t);
current_num_thread--;
//Debug("current_num_thread = %u\n", current_num_thread);
Dec(current_num_thread);
//Debug("current_num_thread = %u\n", Count(current_num_thread));
}
// Release thread (pool)