/**
* Enqueue a packet to the assembler.
*
* Executed only from the forwarding lcores.
*/
int
dpdk_fragment_assembler_enqueue(struct vrouter *router, struct vr_packet *pkt,
struct vr_forwarding_md *fmd)
{
int ret;
unsigned int cpu;
struct vr_dpdk_lcore *lcore;
cpu = vr_get_cpu();
if (cpu >= vr_num_cpus || cpu < VR_DPDK_FWD_LCORE_ID) {
RTE_LOG(ERR, VROUTER, "%s:%d Enqueue to the assembler can only be "
"done on forwarding lcores, not on cpu %u\n",
__FUNCTION__, __LINE__, cpu);
vr_pfree(pkt, VP_DROP_FRAGMENTS);
return -EINVAL;
}
ret = vr_fragment_enqueue(router,
&per_cpu_queues[cpu - VR_DPDK_FWD_LCORE_ID].queue, pkt, fmd);
if (!ret) {
lcore = vr_dpdk.lcores[cpu];
vr_dpdk_lcore_schedule_assembler_work(lcore, dpdk_fragment_assembler,
&per_cpu_queues[cpu - VR_DPDK_FWD_LCORE_ID].queue);
}
return 0;
}
int
lh_enqueue_to_assembler(struct vrouter *router, struct vr_packet *pkt,
struct vr_forwarding_md *fmd)
{
int ret;
unsigned int cpu;
cpu = vr_get_cpu();
if (cpu >= vr_num_cpus) {
printk("cpu is %u, but max cpu is only %u\n", cpu, vr_num_cpus);
vr_pfree(pkt, VP_DROP_FRAGMENTS);
return -EINVAL;
}
ret = vr_fragment_enqueue(router, &vr_lfq_pcpu_queues[cpu].vrlfq_queue,
pkt, fmd);
if (!ret)
queue_work(vr_linux_assembler_wq, &vr_lfq_pcpu_queues[cpu].vrlfq_work);
return 0;
}