> On Nov 8, 2016, at 5:12 AM, David Aldrich <David.Aldrich at EMEA.NEC.COM> > wrote: > > Hi > > As a beginner with DPDK, I want to consider how we can convert an existing > Linux application from using the kernel network stack to using DPDK. > > This existing app is multi-threaded, using the C++11 thread, mutex etc. > classes. We assign threads to cores by calling pthread_setaffinity_np(). > > I have looked at the DPDK helloworld application and see that it launches > threads using the DPDK API: > > /* call lcore_hello() on every slave lcore */ > RTE_LCORE_FOREACH_SLAVE(lcore_id) { > rte_eal_remote_launch(lcore_hello, NULL, > lcore_id); > } > > If we use DPDK, can we retain our existing C++11 threads or are we obliged to > use the DPDK threading APIs exclusively?
You should be able to use the standard C++11 threads I believe, in DPDK we are just using pthreads and set affinity to lock a thread to a core. You can still use pthreads in your application. > > Perhaps a more basic question is applicable: is DPDK compatible with C++? I believe building DPDK with C++ code does work, but I have not tried it myself. > > Best regards > > David > > > > Best regards > > David > Regards, Keith