static ssize_t _sock_cq_write(struct sock_cq *cq, fi_addr_t addr,
const void *buf, size_t len)
{
ssize_t ret;
fastlock_acquire(&cq->lock);
if (rbfdavail(&cq->cq_rbfd) < len) {
ret = -FI_ENOSPC;
SOCK_LOG_ERROR("Not enough space in CQ\n");
goto out;
}
rbwrite(&cq->addr_rb, &addr, sizeof(addr));
rbcommit(&cq->addr_rb);
rbfdwrite(&cq->cq_rbfd, buf, len);
rbfdcommit(&cq->cq_rbfd);
ret = len;
if (cq->signal)
sock_wait_signal(cq->waitset);
out:
fastlock_release(&cq->lock);
return ret;
}
static inline void sock_cq_copy_overflow_list(struct sock_cq *cq, size_t count)
{
ssize_t i;
struct sock_cq_overflow_entry_t *overflow_entry;
for (i = 0; i < count && !dlist_empty(&cq->overflow_list); i++) {
overflow_entry = container_of(cq->overflow_list.next,
struct sock_cq_overflow_entry_t,
entry);
rbwrite(&cq->addr_rb, &overflow_entry->addr, sizeof(fi_addr_t));
rbcommit(&cq->addr_rb);
rbfdwrite(&cq->cq_rbfd, &overflow_entry->cq_entry[0], overflow_entry->len);
rbfdcommit(&cq->cq_rbfd);
dlist_remove(&overflow_entry->entry);
free(overflow_entry);
}
}
static ssize_t _sock_cq_write(struct sock_cq *cq, fi_addr_t addr,
const void *buf, size_t len)
{
ssize_t ret;
struct sock_cq_overflow_entry_t *overflow_entry;
fastlock_acquire(&cq->lock);
if (rbfdavail(&cq->cq_rbfd) < len) {
SOCK_LOG_ERROR("Not enough space in CQ\n");
overflow_entry = calloc(1, sizeof(*overflow_entry) + len);
if (!overflow_entry) {
ret = -FI_ENOSPC;
goto out;
}
memcpy(&overflow_entry->cq_entry[0], buf, len);
overflow_entry->len = len;
overflow_entry->addr = addr;
dlist_insert_tail(&overflow_entry->entry, &cq->overflow_list);
ret = len;
goto out;
}
rbwrite(&cq->addr_rb, &addr, sizeof(addr));
rbcommit(&cq->addr_rb);
rbfdwrite(&cq->cq_rbfd, buf, len);
if (cq->domain->progress_mode == FI_PROGRESS_MANUAL)
rbcommit(&cq->cq_rbfd.rb);
else
rbfdcommit(&cq->cq_rbfd);
ret = len;
if (cq->signal)
sock_wait_signal(cq->waitset);
out:
fastlock_release(&cq->lock);
return ret;
}
static ssize_t _sock_cq_write(struct sock_cq *cq, fi_addr_t addr,
const void *buf, size_t len)
{
ssize_t ret;
fastlock_acquire(&cq->lock);
if(rbfdavail(&cq->cq_rbfd) < len) {
ret = -FI_ENOSPC;
goto out;
}
rbfdwrite(&cq->cq_rbfd, buf, len);
rbfdcommit(&cq->cq_rbfd);
ret = len;
rbwrite(&cq->addr_rb, &addr, sizeof(fi_addr_t));
rbcommit(&cq->addr_rb);
out:
fastlock_release(&cq->lock);
return ret;
}
