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We should be using a cg_wlock initially in generating stratum and gbt work before downgrading the lock.

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This commit is contained in:
Con Kolivas 2013-08-12 00:27:22 +10:00
parent 9552f54f43
commit a1052188fd
1 changed files with 4 additions and 5 deletions
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9
cgminer.c
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@ -1724,9 +1724,9 @@ static void gen_gbt_work(struct pool *pool, struct work *work)
if (now.tv_sec - pool->tv_lastwork.tv_sec > 60)
update_gbt(pool);
cg_ilock(&pool->gbt_lock);
cg_wlock(&pool->gbt_lock);
__build_gbt_coinbase(pool);
cg_dlock(&pool->gbt_lock);
cg_dwlock(&pool->gbt_lock);
merkleroot = __gbt_merkleroot(pool);
memcpy(work->data, &pool->gbt_version, 4);
@ -5597,15 +5597,14 @@ static void gen_stratum_work(struct pool *pool, struct work *work)
size_t alloc_len;
int i;
/* Use intermediate lock to update the one pool variable */
cg_ilock(&pool->data_lock);
cg_wlock(&pool->data_lock);
/* Generate coinbase */
work->nonce2 = bin2hex((const unsigned char *)&pool->nonce2, pool->n2size);
pool->nonce2++;
/* Downgrade to a read lock to read off the pool variables */
cg_dlock(&pool->data_lock);
cg_dwlock(&pool->data_lock);
alloc_len = pool->swork.cb_len;
align_len(&alloc_len);
coinbase = calloc(alloc_len, 1);