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Code Issues Releases Wiki Activity

Queue multiple requests at once when levels are low.

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This commit is contained in:
Con Kolivas 2012-06-25 00:42:51 +10:00
parent 757922e4ce
commit 63dd598e2a
1 changed files with 40 additions and 31 deletions
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71
cgminer.c
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@ -3529,7 +3529,7 @@ static time_t requested_tv_sec;
static bool queue_request(struct thr_info *thr, bool needed)
{
int rq = requests_queued(), rs = requests_staged();
int toq, rq = requests_queued(), rs = requests_staged();
struct workio_cmd *wc;
struct timeval now;
time_t scan_post;
@ -3549,37 +3549,46 @@ static bool queue_request(struct thr_info *thr, bool needed)
now.tv_sec - requested_tv_sec < scan_post)
return true;
inc_queued();
/* fill out work request message */
wc = calloc(1, sizeof(*wc));
if (unlikely(!wc)) {
applog(LOG_ERR, "Failed to calloc wc in queue_request");
return false;
}
wc->cmd = WC_GET_WORK;
if (thr)
wc->thr = thr;
else
wc->thr = NULL;
/* If we're queueing work faster than we can stage it, consider the
* system lagging and allow work to be gathered from another pool if
* possible */
if (rq && needed && !rs && !opt_fail_only)
wc->lagging = true;
applog(LOG_DEBUG, "Queueing getwork request to work thread");
/* send work request to workio thread */
if (unlikely(!tq_push(thr_info[work_thr_id].q, wc))) {
applog(LOG_ERR, "Failed to tq_push in queue_request");
workio_cmd_free(wc);
return false;
}
requested_tv_sec = now.tv_sec;
if (rq > rs)
toq = rq - mining_threads;
else
toq = rs - mining_threads;
do {
inc_queued();
/* fill out work request message */
wc = calloc(1, sizeof(*wc));
if (unlikely(!wc)) {
applog(LOG_ERR, "Failed to calloc wc in queue_request");
return false;
}
wc->cmd = WC_GET_WORK;
if (thr)
wc->thr = thr;
else
wc->thr = NULL;
/* If we're queueing work faster than we can stage it, consider the
* system lagging and allow work to be gathered from another pool if
* possible */
if (rq && needed && !rs && !opt_fail_only)
wc->lagging = true;
applog(LOG_DEBUG, "Queueing getwork request to work thread");
/* send work request to workio thread */
if (unlikely(!tq_push(thr_info[work_thr_id].q, wc))) {
applog(LOG_ERR, "Failed to tq_push in queue_request");
workio_cmd_free(wc);
return false;
}
} while (--toq > 0);
return true;
}