[dpdk-dev] [PATCH 6/9] net/ifc: add devarg for LM mode
Wang, Xiao W
xiao.w.wang at intel.com
Wed Dec 12 07:53:05 CET 2018
Hi,
> -----Original Message-----
> From: Bie, Tiwei
> Sent: Monday, December 3, 2018 10:32 PM
> To: Wang, Xiao W <xiao.w.wang at intel.com>
> Cc: maxime.coquelin at redhat.com; dev at dpdk.org; Wang, Zhihong
> <zhihong.wang at intel.com>; Ye, Xiaolong <xiaolong.ye at intel.com>
> Subject: Re: [PATCH 6/9] net/ifc: add devarg for LM mode
>
> On Wed, Nov 28, 2018 at 05:46:04PM +0800, Xiao Wang wrote:
> [...]
> > @@ -767,6 +771,7 @@ ifcvf_pci_probe(struct rte_pci_driver *pci_drv
> __rte_unused,
> > struct ifcvf_internal *internal = NULL;
> > struct internal_list *list = NULL;
> > int vdpa_mode = 0;
> > + int sw_fallback_lm = 0;
> > struct rte_kvargs *kvlist = NULL;
> > int ret = 0;
> >
> > @@ -826,6 +831,16 @@ ifcvf_pci_probe(struct rte_pci_driver *pci_drv
> __rte_unused,
> > internal->dev_addr.type = PCI_ADDR;
> > list->internal = internal;
> >
> > + if (rte_kvargs_count(kvlist, IFCVF_SW_FALLBACK_LM)) {
> > + ret = rte_kvargs_process(kvlist, IFCVF_SW_FALLBACK_LM,
> > + &open_int, &sw_fallback_lm);
> > + if (ret < 0)
> > + goto error;
> > + internal->sw_lm = sw_fallback_lm ? true : false;
> > + } else {
> > + internal->sw_lm = false;
> > + }
>
> Something like this would be better:
>
> if (rte_kvargs_count(kvlist, IFCVF_SW_FALLBACK_LM)) {
> ret = rte_kvargs_process(kvlist, IFCVF_SW_FALLBACK_LM,
> &open_int, &sw_fallback_lm);
> if (ret < 0)
> goto error;
> }
>
> internal->sw_lm = sw_fallback_lm;
>
Yeah, shorter lines of code, will have an update.
BRs,
Xiao
>
> > internal->did = rte_vdpa_register_device(&internal->dev_addr,
> > &ifcvf_ops);
> > if (internal->did < 0) {
> > --
> > 2.15.1
> >
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