> -----Original Message----- > From: dev [mailto:dev-bounces at dpdk.org] On Behalf Of Tetsuya Mukawa > Sent: Tuesday, September 29, 2015 4:25 AM > To: Kulasek, TomaszX; dev at dpdk.org > Subject: Re: [dpdk-dev] [PATCHv4 4/9] null: virtual dynamic rss configuration > > On 2015/07/16 2:26, Tomasz Kulasek wrote: > > This implementation allows to set and read RSS configuration for null > > device, and is used to validate right values propagation over the slaves, > > in test units for dynamic RSS configuration for bonding. > > > > Signed-off-by: Tomasz Kulasek <tomaszx.kulasek at intel.com> > > --- > > drivers/net/null/rte_eth_null.c | 116 > +++++++++++++++++++++++++++++++++++++++ > > 1 file changed, 116 insertions(+) > > > > diff --git a/drivers/net/null/rte_eth_null.c > > b/drivers/net/null/rte_eth_null.c > > index 39ffcde..f393422 100644 > > --- a/drivers/net/null/rte_eth_null.c > > +++ b/drivers/net/null/rte_eth_null.c > > +static int > > +eth_rss_hash_update(struct rte_eth_dev *dev, struct rte_eth_rss_conf > *rss_conf) > > +{ > > + struct pmd_internals *internal = dev->data->dev_private; > > + > > + rte_spinlock_lock(&internal->rss_lock); > > + > > + if ((rss_conf->rss_hf & internal->flow_type_rss_offloads) != 0) > > + dev->data->dev_conf.rx_adv_conf.rss_conf.rss_hf = > > + rss_conf->rss_hf & internal- > >flow_type_rss_offloads; > > + > > + if (rss_conf->rss_key) > > + memcpy(internal->rss_key, rss_conf->rss_key, 40); > > + > > + rte_spinlock_unlock(&internal->rss_lock); > > + > > + return 0; > > +} > > + > > +static int > > +eth_rss_hash_conf_get(struct rte_eth_dev *dev, > > + struct rte_eth_rss_conf *rss_conf) > > +{ > > + struct pmd_internals *internal = dev->data->dev_private; > > + > > + rte_spinlock_lock(&internal->rss_lock); > > + > > + rss_conf->rss_hf = dev->data- > >dev_conf.rx_adv_conf.rss_conf.rss_hf; > > + if (rss_conf->rss_key) > > + memcpy(rss_conf->rss_key, internal->rss_key, 40); > > + > > + rte_spinlock_unlock(&internal->rss_lock); > > + > > + return 0; > > +} > > + > > static const struct eth_dev_ops ops = { > > .dev_start = eth_dev_start, > > .dev_stop = eth_dev_stop, > > @@ -436,6 +547,11 @@ eth_dev_null_create(const char *name, > > internals->packet_copy = packet_copy; > > internals->numa_node = numa_node; > > > > + internals->flow_type_rss_offloads = ETH_RSS_PROTO_MASK; > > + internals->reta_size = RTE_DIM(internals->reta_conf) * > RTE_RETA_GROUP_SIZE; > > + > > + memcpy(internals->rss_key, default_rss_key, 40); > > + > > eth_drv->pci_drv.name = drivername; > > > > pci_dev->numa_node = numa_node; > > Hi Thomasz, > > I am just curious. Is it possible to use rte_memcpy instead of memcpy? > if we can, rte_memcpy may be faster. > > Tetsuya
Hi Tetsuya, Could You please review v5 that Tomasz sent and if You agree with this implementation could You also ACK this patch-set?
