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Merge pull request #1760 from SChernykh/dev
KawPow: fixed rare duplicate share errors
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commit
34a5c89ee2
1 changed files with 11 additions and 4 deletions
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@ -139,11 +139,18 @@ inline bool xmrig::WorkerJob<1>::nextRound(uint32_t rounds, uint32_t roundSize)
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}
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// Increment higher 32 bits of a 64-bit nonce when lower 32 bits overflow
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if (!currentJob().isNicehash() && (nonceSize() == sizeof(uint64_t)) && (*n < prev_nonce)) {
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++n[1];
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if (!currentJob().isNicehash() && (nonceSize() == sizeof(uint64_t))) {
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const bool wrapped = (*n < prev_nonce);
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const bool wraps_this_round = (static_cast<uint64_t>(*n) + roundSize > (1ULL << 32));
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Job& job = m_jobs[index()];
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memcpy(job.blob(), blob(), job.size());
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// Account for the case when starting nonce hasn't wrapped yet, but some nonces in the current round will wrap
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if (wrapped | wraps_this_round) {
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*n = 0; // Set lower 32 bits to 0 when higher 32 bits change
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++n[1];
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Job& job = m_jobs[index()];
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memcpy(job.blob(), blob(), job.size());
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}
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}
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return ok;
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