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KawPow: fixed rare duplicate share errors

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This commit is contained in:
SChernykh
2020-07-02 11:32:06 +02:00
parent 26c2200af3
commit 39ed25cf7b
1 changed files with 11 additions and 4 deletions
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9
src/backend/common/WorkerJob.h
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@@ -139,12 +139,19 @@ inline bool xmrig::WorkerJob<1>::nextRound(uint32_t rounds, uint32_t roundSize)
}
// Increment higher 32 bits of a 64-bit nonce when lower 32 bits overflow
if (!currentJob().isNicehash() && (nonceSize() == sizeof(uint64_t)) && (*n < prev_nonce)) {
if (!currentJob().isNicehash() && (nonceSize() == sizeof(uint64_t))) {
const bool wrapped = (*n < prev_nonce);
const bool wraps_this_round = (static_cast<uint64_t>(*n) + roundSize > (1ULL << 32));
// Account for the case when starting nonce hasn't wrapped yet, but some nonces in the current round will wrap
if (wrapped | wraps_this_round) {
*n = 0; // Set lower 32 bits to 0 when higher 32 bits change
++n[1];
Job& job = m_jobs[index()];
memcpy(job.blob(), blob(), job.size());
}
}
return ok;
}