From: "Iremonger, Bernard" <bernard.iremonger@intel.com>
To: "Yigit, Ferruh" <ferruh.yigit@intel.com>,
"Lu, Wenzhuo" <wenzhuo.lu@intel.com>,
"dev@dpdk.org" <dev@dpdk.org>
Cc: "Wu, Jingjing" <jingjing.wu@intel.com>,
"stable@dpdk.org" <stable@dpdk.org>
Subject: Re: [dpdk-dev] [dpdk-stable] [PATCH] app/testpmd: fix ixgbe private API calling
Date: Wed, 11 Jan 2017 16:29:47 +0000 [thread overview]
Message-ID: <8CEF83825BEC744B83065625E567D7C224D1CDBD@IRSMSX108.ger.corp.intel.com> (raw)
In-Reply-To: <727ff859-107b-74c3-1110-7ed8bdbc70f6@intel.com>
Hi Ferruh,
> -----Original Message-----
> From: Yigit, Ferruh
> Sent: Wednesday, January 11, 2017 4:19 PM
> To: Iremonger, Bernard <bernard.iremonger@intel.com>; Lu, Wenzhuo
> <wenzhuo.lu@intel.com>; dev@dpdk.org
> Cc: Wu, Jingjing <jingjing.wu@intel.com>; stable@dpdk.org
> Subject: Re: [dpdk-stable] [dpdk-dev] [PATCH] app/testpmd: fix ixgbe
> private API calling
>
> On 1/11/2017 3:47 PM, Iremonger, Bernard wrote:
> > Hi Ferruh,
> >
> >> -----Original Message-----
> >> From: Yigit, Ferruh
> >> Sent: Wednesday, January 11, 2017 3:27 PM
> >> To: Iremonger, Bernard <bernard.iremonger@intel.com>; Lu, Wenzhuo
> >> <wenzhuo.lu@intel.com>; dev@dpdk.org
> >> Cc: Wu, Jingjing <jingjing.wu@intel.com>; stable@dpdk.org
> >> Subject: Re: [dpdk-stable] [dpdk-dev] [PATCH] app/testpmd: fix ixgbe
> >> private API calling
> >>
> >> On 1/11/2017 3:20 PM, Iremonger, Bernard wrote:
> >>> Hi Wenzhuo,
> >>>
> >>> <snip>
> >>>>> Subject: [dpdk-dev] [PATCH] app/testpmd: fix ixgbe private API
> >>>>> calling
> >>>>>
> >>>>> Some ixgbe private APIs are added to expose ixgbe specific functions.
> >>>>> When they're used by testpmd, there's no check for if the NICs are
> >> ixgbe.
> >>>>> Other NICs also have chance to call these APIs.
> >>>>> This patch add the check and the feedback print.
> >>>>
> >>>> I am not sure that testpmd is the right place to do this.
> >>>> The rte_pmd_ixgbe_* functions are public API's which can be called
> >>>> by other applications.
> >>>> The checks should be in the rte_pmd_ixgbe_* API's
> >>>
> >>> It is useful to handle the return code -ENOTSUP in testpmd.
> >>>
> >>
> >> Makes sense, and I think it is good idea to add them in your patch,
> >> since it introduces returning -ENOTSUP, would you mind sending a new
> >> version of your patch with this update?
> >> So we can drop this patch completely.
> >>
> >> Thanks,
> >> ferruh
> >>
> > I don't think this patch should be dropped.
> > Testpmd is already handling -EINVAL and -ENODEV.
> > It makes sense for it to handle -ENOTSUP for the cases in the patch.
>
> This patch adds driver check [1] before ixgbe APIs, since now that check is
> done within ixgbe APIs by your patch. Why do we need this patch at all?
>
> [1]
> if (strstr(dev_info.driver_name, "ixgbe") != NULL)
I think our lines have got slightly crossed.
This patch is doing two things, the check [1] above which is not needed now (after my ixgbe patch).
Secondly it is handling the ret code of the rte_pmd_ixgbe_* API's, I think this is useful.
Regards,
Bernard.
next prev parent reply other threads:[~2017-01-11 16:32 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-01-11 2:47 [dpdk-dev] " Wenzhuo Lu
2017-01-11 10:27 ` Iremonger, Bernard
2017-01-11 15:20 ` Iremonger, Bernard
2017-01-11 15:26 ` [dpdk-dev] [dpdk-stable] " Ferruh Yigit
2017-01-11 15:47 ` Iremonger, Bernard
2017-01-11 16:19 ` Ferruh Yigit
2017-01-11 16:29 ` Iremonger, Bernard [this message]
2017-01-11 18:07 ` Ferruh Yigit
2017-01-12 1:08 ` [dpdk-dev] " Lu, Wenzhuo
2017-01-12 10:08 ` Iremonger, Bernard
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