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#define RTE_MBUF_DEFAULT_BUF_SIZE (RTE_MBUF_DEFAULT_DATAROOM + RTE_PKTMBUF_HEADROOM) 所以当我们从mbuf pool alloc一块mbuf过来的时候,都会reset一下mbuf的变量,里面就包含了重置data_off,具体如下: staticinlinevoidrte_pktmbuf_reset_headroom(structrte_mbuf *m) { m->data_off =(uint16_t)RTE_MIN...
rte_mempool中object对象关系图 上图中每个对象中的element,如果是mbuf的话,element的起始地址就是一个rte_mebuf的结构。 具体关系实现,得回归mempool申请和释放接口,那时所有的模糊就会去除,感官会更加清晰。 pktmbuf pool中的对象(mbuf)一般供网口收包和应用发包使用的。DPDK中支持从内存池中申请/释放一个mbuf,或...
mbuf member mempool mempool_trace.h mempool_trace_points.c meson.build rte_mempool.c rte_mempool.h rte_mempool_ops.c rte_mempool_ops_default.c rte_mempool_trace_fp.h version.map meter metrics mldev net node pcapng pci pdcp pdump pipeline port power rawdev rcu regexdev reorder rib ring ...
* The pointer to the mbuf.* @return * The IO address of the beginning of the mbuf data */ static inline rte_iova_t rte_mbuf_data_iova_default(const struct rte_mbuf *mb) { return rte_mbuf_iova_get(mb) + RTE_PKTMBUF_HEADROOM; }...
rte_pktmbuf_reset(&dst_mbuf); dst_mbuf.buf_len = dst_data_size; dst_mbuf.data_len = dst_data_size; @@ -457,7 +457,7 @@ qat_comp_build_multiple_requests(void *in_op, struct qat_qp *qp, if (ret < 0) { QAT_DP_LOG(WARNING, "Failed to build child descriptor"); ...
将一个文件或SOCKET的句柄fd传递给多个线程，进行读、写和Close操作，是否安全了？答案是“否”，这类似...
项目的github链接为：nvm-windows 可以点击上一段的链接下载1.1.3版本的切换软件，如果更新了，那就要...
{ return rte_mbuf_iova_get(mb) + mb->data_off; } /** * Return the default IO address of the beginning of the mbuf data * * This function is used by drivers in their receive function, as it * returns the location where data should be written by the NIC, taking * the default...
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