GOSTSec/sgminer
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Make sure not to try and submit work for nonces higher than already submitted in current work item.

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This reduces rejects substantially.
This commit is contained in:
Con Kolivas 2011-07-17 19:33:53 +10:00
parent b198badcf4
commit a2dd410e36
3 changed files with 10 additions and 9 deletions
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17
findnonce.c
View File

@ -157,7 +157,6 @@ static void *postcalc_hash(void *userdata)
cl_uint A, B, C, D, E, F, G, H;
cl_uint W[16];
cl_uint nonce;
cl_uint best_g;
uint32_t end;
int entry = 0;
@ -172,7 +171,6 @@ cycle:
if (entry == MAXBUFFERS)
goto out;
best_g = ~0;
end = start + 1026;
for (nonce = start; nonce != end; nonce+=1) {
@ -206,20 +204,21 @@ cycle:
FR(48); PFR(56);
if (unlikely(H == 0xA41F32E7)) {
if (unlikely(submit_nonce(thr, work, nonce) == false)) {
applog(LOG_ERR, "Failed to submit work, exiting");
break;
}
G += 0x1f83d9ab;
G = ByteReverse(G);
if (G < best_g)
best_g = G;
if (G < thr->best_g) {
if (unlikely(submit_nonce(thr, work, nonce) == false)) {
applog(LOG_ERR, "Failed to submit work, exiting");
break;
}
thr->best_g = G;
}
}
}
if (unlikely(best_g == ~0)) {
if (unlikely(thr->best_g == ~0)) {
if (opt_debug)
applog(LOG_DEBUG, "No best_g found! Error in OpenCL code?");
hw_errors++;

1
main.c
View File

@ -1727,6 +1727,7 @@ static void *gpuminer_thread(void *userdata)
"gpu mining thread %d", mythr->id);
goto out;
}
mythr->best_g = ~0;
mythr->cgpu->getworks++;
work->thr_id = thr_id;
requested = false;

1
miner.h
View File

@ -145,6 +145,7 @@ struct thr_info {
struct thread_q *q;
struct cgpu_info *cgpu;
struct timeval last;
cl_uint best_g;
};
static inline uint32_t swab32(uint32_t v)