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Fixed deadlock and crash when syncing with full dataset on Windows [release-v0.18] #8811

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merged 1 commit into from
Apr 3, 2023
Merged

Fixed deadlock and crash when syncing with full dataset on Windows [release-v0.18] #8811

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10 changes: 6 additions & 4 deletions src/crypto/c_threads.h
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Original file line number Diff line number Diff line change
Expand Up @@ -42,10 +42,11 @@
#define CTHR_RWLOCK_TRYLOCK_READ(x) TryAcquireSRWLockShared(&x)

#define CTHR_THREAD_TYPE HANDLE
#define CTHR_THREAD_RTYPE void
#define CTHR_THREAD_RETURN return
#define CTHR_THREAD_CREATE(thr, func, arg) ((thr = (HANDLE)_beginthread(func, 0, arg)) != -1L)
#define CTHR_THREAD_JOIN(thr) WaitForSingleObject((HANDLE)thr, INFINITE)
#define CTHR_THREAD_RTYPE unsigned __stdcall
#define CTHR_THREAD_RETURN _endthreadex(0); return 0;
#define CTHR_THREAD_CREATE(thr, func, arg) ((thr = (HANDLE)_beginthreadex(0, 0, func, arg, 0, 0)) != 0L)
#define CTHR_THREAD_JOIN(thr) do { WaitForSingleObject(thr, INFINITE); CloseHandle(thr); } while(0)
#define CTHR_THREAD_CLOSE(thr) CloseHandle((HANDLE)thr);

#else

Expand All @@ -64,5 +65,6 @@
#define CTHR_THREAD_RETURN return NULL
#define CTHR_THREAD_CREATE(thr, func, arg) (pthread_create(&thr, NULL, func, arg) == 0)
#define CTHR_THREAD_JOIN(thr) pthread_join(thr, NULL)
#define CTHR_THREAD_CLOSE(thr)

#endif
3 changes: 2 additions & 1 deletion src/crypto/rx-slow-hash.c
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Original file line number Diff line number Diff line change
Expand Up @@ -332,7 +332,7 @@ static void rx_init_dataset(size_t max_threads) {
local_abort("Couldn't start RandomX seed thread");
}
}
rx_seedthread(&si[n1]);
randomx_init_dataset(main_dataset, si[n1].si_cache, si[n1].si_start, si[n1].si_count);
for (size_t i = 0; i < n1; ++i) CTHR_THREAD_JOIN(st[i]);
CTHR_RWLOCK_UNLOCK_READ(main_cache_lock);

Expand Down Expand Up @@ -402,6 +402,7 @@ void rx_set_main_seedhash(const char *seedhash, size_t max_dataset_init_threads)
if (!CTHR_THREAD_CREATE(t, rx_set_main_seedhash_thread, info)) {
local_abort("Couldn't start RandomX seed thread");
}
CTHR_THREAD_CLOSE(t);
}

void rx_slow_hash(const char *seedhash, const void *data, size_t length, char *result_hash) {
Expand Down