GOSTSec/sgminer
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Minimise how much more work can be given in cpu mining threads each interval.

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This commit is contained in:
Con Kolivas 2011-08-23 12:17:21 +10:00
parent 5acdbec47d
commit f6591379fb
1 changed files with 8 additions and 6 deletions
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14
main.c
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@ -3230,7 +3230,7 @@ static void *miner_thread(void *userdata)
const unsigned long cycle = opt_log_interval / 5 ? : 1; const unsigned long cycle = opt_log_interval / 5 ? : 1;
int request_interval; int request_interval;
bool requested = false; bool requested = false;
uint32_t hash_div = 1; uint32_t nonce_inc = max_nonce, hash_div = 1;
double hash_divfloat = 1.0; double hash_divfloat = 1.0;
pthread_setcanceltype(PTHREAD_CANCEL_ASYNCHRONOUS, NULL); pthread_setcanceltype(PTHREAD_CANCEL_ASYNCHRONOUS, NULL);
@ -3365,12 +3365,14 @@ static void *miner_thread(void *userdata)
if (diff.tv_usec > 500000) if (diff.tv_usec > 500000)
diff.tv_sec++; diff.tv_sec++;
if (diff.tv_sec && diff.tv_sec != cycle) { if (diff.tv_sec && diff.tv_sec != cycle) {
max64 = work->blk.nonce + uint64_t next_inc = ((uint64_t)hashes_done * (uint64_t)cycle) / (uint64_t)diff.tv_sec;
((uint64_t)hashes_done * cycle) / diff.tv_sec;
if (next_inc > (uint64_t)nonce_inc / 2 * 3)
next_inc = nonce_inc / 2 * 3;
nonce_inc = next_inc;
} else if (!diff.tv_sec) } else if (!diff.tv_sec)
max64 = work->blk.nonce + (hashes_done * 2); nonce_inc = hashes_done * 2;
else max64 = work->blk.nonce + nonce_inc;
max64 = work->blk.nonce + hashes_done;
if (max64 > 0xfffffffaULL) if (max64 > 0xfffffffaULL)
max64 = 0xfffffffaULL; max64 = 0xfffffffaULL;
max_nonce = max64; max_nonce = max64;