Function ff_txring_pop

lib/ff_memory.c:192–206

pop out from head-1 .

// pop out from head-1 .
static inline int ff_txring_pop(struct mbuf_txring* q, int num)
{
    int i = 0;

    for (i=0; i<num; i++){
        Head_DEC(q->head);
        if ( (i==0 && q->m_table[q->head]==NULL) || (i>0 && q->m_table[q->head]!=NULL) ){
            rte_panic("ff_txring_pop fatal error!");
        }
        if ( q->m_table[q->head] != NULL ){
            ff_mbuf_free(q->m_table[q->head]);
            q->m_table[q->head] = NULL;
        }
    }
}

static inline void ff_txring_init(struct mbuf_txring* q, uint32_t num)
{