当mbuf不在使用了,那就需要释放他所占用的内存空间,rte_pktmbuf_free接口用于释放一个mbuf空间,内部最终调用rte_mempool_put将已经申请的空间放回到内存池中,相当于回收以便这个空间后续可以被使用。 AI检测代码解析 void rte_pktmbuf_free(struct rte_mbuf *m) { //内存回收,将不再使用的对象重新放回到内存池 ...
AI代码解释 while(!quit){void*msg;if(rte_ring_dequeue(recv_ring,&msg)<0){usleep(5);continue;}printf("Received: '%s'\n",(char*)msg);rte_mempool_put(message_pool,msg);} 实际代码可以参考dpdk example/multi_process/simple_mp 或者F-Stack lib/ff_dpdk_if.c和tools/ipc,非常简单易用。
if (rte_mempool_get(message_pool, &msg) < 0) continue; snprintf((char *)msg, string_size, "%s", "primary to secondary"); if (rte_ring_enqueue(send_ring , msg) < 0) { rte_mempool_put(message_pool, msg); } if (rte_mempool_get(message_pool, &msg) < 0) continue; snprintf((...
mbuf存放在mempool中,在创建mempool时,如果指定了对象初始化回调函数,如上面例子中的rte_pktmbuf_init(),将会对其中每个mbuf调用此函数进行初始化,为某些成员赋值。 分配 调用rte_mempool_get()从mempool中获取一个mbuf,并将其引用计数置1。 回收 对于direct mbuf,直接调用rte_mempool_put()进行放回mempool;对于indi...
ret= rte_mempool_set_ops_byname(mp,"ring_sp_sc", NULL);elseif(flags &MEMPOOL_F_SP_PUT) ret= rte_mempool_set_ops_byname(mp,"ring_sp_mc", NULL);elseif(flags &MEMPOOL_F_SC_GET) ret= rte_mempool_set_ops_byname(mp,"ring_mp_sc", NULL);elseret= rte_mempool_set_ops_byname(mp,...
quit){void*msg;if(rte_ring_dequeue(recv_ring, &msg) <0){usleep(5);continue;}printf("lcore_id = %d Received '%s'\n", lcore_id , (char*)msg);rte_mempool_put(message_pool , msg);}return0;}intstring_size =100;intelt_size =128;pthread_tid1;intmain(intargc,char**argv){const...
if (rte_mempool_get(mp, &ret.ptr) < 0) return NULL; __rte_mbuf_raw_sanity_check(ret.m); return ret.m; } /** * Put mbuf back into its original mempool.* * The caller must ensure that the mbuf is direct and properly ...
使用时,rte_mempool_get从mempool中获取一个对象,然后使用rte_ring_enqueue入队列,另一个进程通过rte_ring_dequeue来出队列,使用完成后需要rte_mempool_put将对象放回mempool。 sender: void *msg = NULL; if (rte_mempool_get(message_pool, &msg) < 0) pannic(); snprintf((char *)msg, string_size, "...
ret= rte_mempool_set_ops_byname(mp,"ring_sp_sc", NULL);elseif(flags &MEMPOOL_F_SP_PUT) ret= rte_mempool_set_ops_byname(mp,"ring_sp_mc", NULL);elseif(flags &MEMPOOL_F_SC_GET) ret= rte_mempool_set_ops_byname(mp,"ring_mp_sc", NULL);elseret= rte_mempool_set_ops_byname(mp,...
rte_mempool_put(message_pool, p); } }structprivate_data * priv = (structprivate_data *)rte_mempool_get_priv(message_pool); priv->value =1000;}staticvoidprint_ring(structrte_ring *ring) {structdata *d;while(rte_ring_dequeue(ring, (void*)&d) ==0) { ...