[dpdk-dev] [PATCH v3 6/6] DPDK changes for accommodating ENIC PMD

[David Marchand]

Hello Sujith,

On Sun, Nov 23, 2014 at 5:08 PM, Sujith Sankar <ssujith at cisco.com> wrote:

> diff --git a/lib/librte_eal/linuxapp/eal/eal_pci_vfio.c
> b/lib/librte_eal/linuxapp/eal/eal_pci_vfio.c
> index c776ddc..6bf8f2e 100644
> --- a/lib/librte_eal/linuxapp/eal/eal_pci_vfio.c
> +++ b/lib/librte_eal/linuxapp/eal/eal_pci_vfio.c
> @@ -736,6 +736,7 @@ pci_vfio_map_resource(struct rte_pci_device *dev)
>                 maps[i].offset = reg.offset;
>                 maps[i].size = reg.size;
>                 dev->mem_resource[i].addr = bar_addr;
> +               dev->mem_resource[i].len = reg.size;
>         }
>
>         /* if secondary process, do not set up interrupts */
>

Not sure I understand why you need to overwrite the length value.
This is supposed to be initialised before by "generic" code.
This looks like a hack or a workaround.

Can you elaborate on this change ?
Thanks.


-- 
David Marchand