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The amount of work scanned can fluctuate when intensity changes and since we do this one cycle behind, we increment the work more than enough to prevent repeating work.

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This commit is contained in:
ckolivas 2012-02-15 08:51:59 +11:00
parent 158c09107c
commit 29f0b2714c
2 changed files with 10 additions and 2 deletions
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9
device-gpu.c
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@ -1217,8 +1217,12 @@ static uint64_t opencl_scanhash(struct thr_info *thr, struct work *work,
++gpu->intensity;
}
}
if (!work->blk.nonce)
gpu->max_hashes = 0;
set_threads_hashes(clState->preferred_vwidth, &threads, &hashes, globalThreads,
localThreads[0], gpu->intensity);
if (hashes > gpu->max_hashes)
gpu->max_hashes = hashes;
status = thrdata->queue_kernel_parameters(clState, &work->blk);
if (unlikely(status != CL_SUCCESS)) {
applog(LOG_ERR, "Error: clSetKernelArg of all params failed.");
@ -1259,7 +1263,10 @@ static uint64_t opencl_scanhash(struct thr_info *thr, struct work *work,
return 0;
}
work->blk.nonce += hashes;
/* The amount of work scanned can fluctuate when intensity changes
* and since we do this one cycle behind, we increment the work more
* than enough to prevent repeating work */
work->blk.nonce += gpu->max_hashes;
return hashes;
}

3
miner.h
View File

@ -228,9 +228,10 @@ struct cgpu_info {
int threads;
struct thr_info *thread;
unsigned int max_hashes;
int virtual_gpu;
bool dynamic;
int intensity;
bool dynamic;
float temp;
int cutofftemp;