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Curl appears to be not thread safe so only have one curl open at a time.

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This commit is contained in:
Con Kolivas 2011-06-25 20:56:17 +10:00
parent 343ae85137
commit f44e8fac12
1 changed files with 7 additions and 0 deletions
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7
cpu-miner.c
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@ -143,6 +143,7 @@ int longpoll_thr_id;
struct work_restart *work_restart = NULL;
pthread_mutex_t time_lock;
static pthread_mutex_t hash_lock;
static pthread_mutex_t submit_lock;
static pthread_mutex_t get_lock;
static double total_mhashes_done;
static struct timeval total_tv_start, total_tv_end;
@ -467,6 +468,9 @@ static void *submit_thread(void *userdata)
int failures = 0;
CURL *curl;
/* libcurl seems to be not thread safe so only submit one at a time! */
pthread_mutex_lock(&submit_lock);
curl = curl_easy_init();
if (unlikely(!curl)) {
applog(LOG_ERR, "CURL initialization failed");
@ -490,6 +494,7 @@ static void *submit_thread(void *userdata)
free(hexstr);
curl_easy_cleanup(curl);
pthread_mutex_unlock(&submit_lock);
return NULL;
}
@ -1300,6 +1305,8 @@ int main (int argc, char *argv[])
return 1;
if (unlikely(pthread_mutex_init(&hash_lock, NULL)))
return 1;
if (unlikely(pthread_mutex_init(&submit_lock, NULL)))
return 1;
if (unlikely(pthread_mutex_init(&get_lock, NULL)))
return 1;