-Original Message-
From: Stephen Hemminger
Sent: Friday, March 10, 2023 10:15 PM
To: Ferruh Yigit
Cc: Dumitrescu, Cristian ; Jangra, Yogesh
; Singh, Aman Deep ; Zhang,
Yuying ; dev@dpdk.org; R, Kamalakannan
; Suresh Narayane, Harshad
Subject: Re: [PATCH] app/testpmd: fix closing
On Fri, 10 Mar 2023 13:58:52 +
Ferruh Yigit wrote:
> >>
> >> Why not fix the misbehaving drivers, instead of working around for
> >> softnic, as Stephen suggested?
> >>
> >> Is there a list of problematic drivers?
> >>
> >
> > Ferruh, I think this is not a reasonable request. We don't have
10/03/2023 15:36, Dumitrescu, Cristian:
> From: David Marchand
> > On Fri, Mar 10, 2023 at 2:48 PM Dumitrescu, Cristian
> > wrote:
> > > > Why not fix the misbehaving drivers, instead of working around for
> > > > softnic, as Stephen suggested?
> > > >
> > > > Is there a list of problematic drive
Yogesh ;
> > Singh, Aman Deep ; Zhang, Yuying
> > ; dev@dpdk.org; R, Kamalakannan
> > ; Suresh Narayane, Harshad
> >
> > Subject: Re: [PATCH] app/testpmd: fix closing softnic port before ethdev
> > ports
> >
> > On Fri, Mar 10, 2023 at 2:48 PM Dum
e, Harshad
>
> Subject: Re: [PATCH] app/testpmd: fix closing softnic port before ethdev ports
>
> On Fri, Mar 10, 2023 at 2:48 PM Dumitrescu, Cristian
> wrote:
> > > Why not fix the misbehaving drivers, instead of working around for
> > > softnic, as Stephen s
g
>>
>> Cc: dev@dpdk.org; R, Kamalakannan ; Suresh
>> Narayane, Harshad
>> Subject: Re: [PATCH] app/testpmd: fix closing softnic port before ethdev
>> ports
>>
>> On 3/9/2023 5:19 PM, Dumitrescu, Cristian wrote:
>>>
>>>
>>>> -
On Fri, Mar 10, 2023 at 2:48 PM Dumitrescu, Cristian
wrote:
> > Why not fix the misbehaving drivers, instead of working around for
> > softnic, as Stephen suggested?
> >
> > Is there a list of problematic drivers?
> >
>
> Ferruh, I think this is not a reasonable request. We don't have the expertis
PM
> >> To: Jangra, Yogesh
> >> Cc: dev@dpdk.org; Dumitrescu, Cristian ; R,
> >> Kamalakannan ; Suresh Narayane, Harshad
> >>
> >> Subject: Re: [PATCH] app/testpmd: fix closing softnic port before ethdev
> ports
> >>
> >> On Thu, 9 Mar 2023 14:
On Fri, Mar 10, 2023 at 1:00 PM Ferruh Yigit wrote:
> >> NAK
> >> No driver specific hacks please.
> >>
> >> Instead fix the driver design or bug please.
> >
> > Hi Stephen,
> >
> > This is not a Soft NIC driver-specific hack, this is required for working
> > around some of the ethdev drivers tha
ger
> >>> Sent: Thursday, March 9, 2023 4:31 PM
> >>> To: Jangra, Yogesh
> >>> Cc: dev@dpdk.org; Dumitrescu, Cristian ;
> R,
> >>> Kamalakannan ; Suresh Narayane, Harshad
> >>>
> >
e, Harshad
>>
>> Subject: Re: [PATCH] app/testpmd: fix closing softnic port before ethdev
>> ports
>>
>> On Thu, 9 Mar 2023 14:42:49 +
>> Yogesh Jangra wrote:
>>
>>> + /*
>>> +* SoftNIC runs on the sevice core
n ; Suresh Narayane, Harshad
Subject: Re: [PATCH] app/testpmd: fix closing softnic port before ethdev ports
On Thu, 9 Mar 2023 14:42:49 +
Yogesh Jangra wrote:
+ /*
+* SoftNIC runs on the sevice core, it uses the resources from
+* the testpmd a
; > Kamalakannan ; Suresh Narayane, Harshad
> >
> > Subject: Re: [PATCH] app/testpmd: fix closing softnic port before ethdev
> > ports
> >
> > On Thu, 9 Mar 2023 14:42:49 +
> > Yogesh Jangra wrote:
> >
> > > + /*
> > > +
> -Original Message-
> From: Dumitrescu, Cristian
> Sent: Thursday, March 9, 2023 5:20 PM
> To: Stephen Hemminger ; Jangra, Yogesh
>
> Cc: dev@dpdk.org; R, Kamalakannan ; Suresh
> Narayane, Harshad
> Subject: RE: [PATCH] app/testpmd: fix closing softnic
> -Original Message-
> From: Jangra, Yogesh
> Sent: Thursday, March 9, 2023 2:43 PM
> To: dev@dpdk.org
> Cc: Dumitrescu, Cristian ; Jangra, Yogesh
> ; R, Kamalakannan ;
> Suresh Narayane, Harshad
> Subject: [PATCH] app/testpmd: fix closing softnic port before e
> -Original Message-
> From: Stephen Hemminger
> Sent: Thursday, March 9, 2023 4:31 PM
> To: Jangra, Yogesh
> Cc: dev@dpdk.org; Dumitrescu, Cristian ; R,
> Kamalakannan ; Suresh Narayane, Harshad
>
> Subject: Re: [PATCH] app/testpmd: fix closing softnic
On Thu, 9 Mar 2023 14:42:49 +
Yogesh Jangra wrote:
> + /*
> + * SoftNIC runs on the sevice core, it uses the resources from
> + * the testpmd application. When we run quit command, the
> testpmd
> + * application stops ethdev ports first, S
SoftNIC runs on the sevice core, it uses the resources from the testpmd
application. When we run quit command, the testpmd application stops
ethdev ports first, SoftNIC will try to access the port and sometimes
that result in segmentation error.This fix will first close the SoftNIC port.
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