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Date:      Wed, 22 Mar 2017 20:50:50 +0300
From:      =?UTF-8?B?w5Z6a2FuIEtJUklL?= <ozkan.kirik@gmail.com>
To:        =?UTF-8?Q?Ermal_Lu=C3=A7i?= <eri@freebsd.org>
Cc:        "freebsd-net@freebsd.org" <freebsd-net@freebsd.org>
Subject:   Re: if_epair altq support problem
Message-ID:  <CAAcX-AHPVSDhKrPdPCG9b3qvGPG7HOH5d_rs4o6Fjt8_%2B5gw6g@mail.gmail.com>
In-Reply-To: <CAAcX-AFcnwAMCBcaFVYBBAGJ=hV-8P8zoP%2BxPj6T9i4eX1UFEA@mail.gmail.com>
References:  <CAAcX-AFJ4mmFQt2k3gdsG4c8g3d-ypzSFpypQLQF_3Jdw0W3ew@mail.gmail.com> <CAPBZQG0oUHamfmvZxk8_LaPG_%2BhTbPTuvX4h7Y9osrsvcH1L3g@mail.gmail.com> <CAAcX-AFcnwAMCBcaFVYBBAGJ=hV-8P8zoP%2BxPj6T9i4eX1UFEA@mail.gmail.com>

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Sorry, I mistested on 10.3RELENG.
it works on 11  RELENG, But at 10.3RELENG it throws

/usr/src/sys/modules/if_epair/../../net/if_epair.c:830:2: error: implicit
declaration of function 'if_setstartfn' is invalid in C99
[-Werror,-Wimplicit-function-declaration]


On Wed, Mar 22, 2017 at 8:18 PM, =C3=96zkan KIRIK <ozkan.kirik@gmail.com> w=
rote:

> Thank You Ermal !
>
> It works perfectly, can you commit this patch to 11.0 RELENG and MFC to
> 10.3 RELENG ?
>
> Regards
>
> On Wed, Mar 22, 2017 at 6:59 AM, Ermal Lu=C3=A7i <eri@freebsd.org> wrote:
>
>>
>>
>> On Tue, Mar 21, 2017 at 5:26 AM, =C3=96zkan KIRIK <ozkan.kirik@gmail.com=
>
>> wrote:
>>
>>> Hello,
>>>
>>> I sent this email also to  freebsd-pf list. But I think that the main
>>> problem is belongs to sys/net/if_epair.c.
>>>
>>> I'm using FreeBSD 10.3-p17 amd64. epair pseudo device is listed as
>>> supperted deviced at the Man page of altq(4).
>>> From man page of altq :
>>>
>>> *SUPPORTED DEVICES <https://www.freebsd.org/cgi/man.cgi?query=3Daltq#en=
d>*
>>>
>>>      The driver modifications described in altq(9)
>>> <https://www.freebsd.org/cgi/man.cgi?query=3Daltq&sektion=3D9&ap
>>> ropos=3D0&manpath=3DFreeBSD+11.0-RELEASE+and+Ports>
>>> are required    to use a cer-
>>>      tain network card with *ALTQ*.  They       have been applied to th=
e
>>> following
>>>      hardware drivers: ae(4)
>>> <https://www.freebsd.org/cgi/man.cgi?query=3Dae&sektion=3D4&apro
>>> pos=3D0&manpath=3DFreeBSD+11.0-RELEASE+and+Ports>,
>>> age(4) <https://www.freebsd.org/cgi/man.cgi?query=3Dage&sektion=3D4&apr
>>> opos=3D0&manpath=3DFreeBSD+11.0-RELEASE+and+Ports>,
>>> alc(4) <https://www.freebsd.org/cgi/man.cgi?query=3Dalc&sektion=3D4&apr
>>> opos=3D0&manpath=3DFreeBSD+11.0-RELEASE+and+Ports>,
>>> ale(4) <https://www.freebsd.org/cgi/man.cgi?query=3Dale&sektion=3D4&apr
>>> opos=3D0&manpath=3DFreeBSD+11.0-RELEASE+and+Ports>,
>>> an(4) <https://www.freebsd.org/cgi/man.cgi?query=3Dan&sektion=3D4&apro
>>> pos=3D0&manpath=3DFreeBSD+11.0-RELEASE+and+Ports>,
>>> ath(4) <https://www.freebsd.org/cgi/man.cgi?query=3Dath&sektion=3D4&apr
>>> opos=3D0&manpath=3DFreeBSD+11.0-RELEASE+and+Ports>,
>>> aue(4) <https://www.freebsd.org/cgi/man.cgi?query=3Daue&sektion=3D4&apr
>>> opos=3D0&manpath=3DFreeBSD+11.0-RELEASE+and+Ports>,
>>>      axe(4) <https://www.freebsd.org/cgi/man.cgi?query=3Daxe&sektion=3D=
4&apr
>>> opos=3D0&manpath=3DFreeBSD+11.0-RELEASE+and+Ports>,
>>> bce(4) <https://www.freebsd.org/cgi/man.cgi?query=3Dbce&sektion=3D4&apr
>>> opos=3D0&manpath=3DFreeBSD+11.0-RELEASE+and+Ports>,
>>> bfe(4) <https://www.freebsd.org/cgi/man.cgi?query=3Dbfe&sektion=3D4&apr
>>> opos=3D0&manpath=3DFreeBSD+11.0-RELEASE+and+Ports>,
>>> bge(4) <https://www.freebsd.org/cgi/man.cgi?query=3Dbge&sektion=3D4&apr
>>> opos=3D0&manpath=3DFreeBSD+11.0-RELEASE+and+Ports>,
>>> bxe(4) <https://www.freebsd.org/cgi/man.cgi?query=3Dbxe&sektion=3D4&apr
>>> opos=3D0&manpath=3DFreeBSD+11.0-RELEASE+and+Ports>,
>>> cas(4) <https://www.freebsd.org/cgi/man.cgi?query=3Dcas&sektion=3D4&apr
>>> opos=3D0&manpath=3DFreeBSD+11.0-RELEASE+and+Ports>,
>>> cxgbe(4) <https://www.freebsd.org/cgi/man.cgi?query=3Dcxgbe&sektion=3D4=
&a
>>> propos=3D0&manpath=3DFreeBSD+11.0-RELEASE+and+Ports>,
>>> dc(4) <https://www.freebsd.org/cgi/man.cgi?query=3Ddc&sektion=3D4&apro
>>> pos=3D0&manpath=3DFreeBSD+11.0-RELEASE+and+Ports>,
>>> de(4) <https://www.freebsd.org/cgi/man.cgi?query=3Dde&sektion=3D4&apro
>>> pos=3D0&manpath=3DFreeBSD+11.0-RELEASE+and+Ports>,
>>>      ed(4) <https://www.freebsd.org/cgi/man.cgi?query=3Ded&sektion=3D4&=
apro
>>> pos=3D0&manpath=3DFreeBSD+11.0-RELEASE+and+Ports>,
>>> em(4) <https://www.freebsd.org/cgi/man.cgi?query=3Dem&sektion=3D4&apro
>>> pos=3D0&manpath=3DFreeBSD+11.0-RELEASE+and+Ports>,
>>> ep(4) <https://www.freebsd.org/cgi/man.cgi?query=3Dep&sektion=3D4&apro
>>> pos=3D0&manpath=3DFreeBSD+11.0-RELEASE+and+Ports>,
>>> epair(4) <https://www.freebsd.org/cgi/man.cgi?query=3Depair&sektion=3D4=
&a
>>> propos=3D0&manpath=3DFreeBSD+11.0-RELEASE+and+Ports>,
>>>
>>> ....
>>>
>>> But while trying to use it the system says that it's not suppoerted. I
>>> tried on FreeBSD 11 also. The output is below:
>>>
>>> pf.conf :
>>> altq on epair0b hfsc bandwidth 1Mb queue { ftp, ssh, icmp, other }
>>> queue ftp bandwidth 30% priority 0 hfsc (upperlimit 99%)
>>> queue ssh bandwidth 30% priority 2 hfsc (upperlimit 99%)
>>> queue icmp bandwidth 10% priority 2 hfsc (upperlimit 99%)
>>> queue other bandwidth 30% priority 1 hfsc (default upperlimit 99%)
>>>
>>>
>>> # ifconfig epair0 create
>>> # ifconfig epair0a up
>>> # ifconfig epair0b up
>>> # pfctl -f pf.conf
>>> pfctl: epair0b: driver does not support altq
>>>
>>> # sysctl -a | grep ALTQ
>>> options ALTQ_NOPCC
>>> options ALTQ_PRIQ
>>> options ALTQ_CDNR
>>> options ALTQ_HFSC
>>> options ALTQ_RIO
>>> options ALTQ_RED
>>> options ALTQ_CBQ
>>> options ALTQ
>>>
>>>
>>> I have a look on /usr/src/sys/net/if_epair.c, and found the ALTQ sectio=
n:
>>>
>>> 514 #ifdef ALTQ
>>>  515         /* Support ALTQ via the clasic if_start() path. */
>>>  516         IF_LOCK(&ifp->if_snd);
>>>  517         if (ALTQ_IS_ENABLED(&ifp->if_snd)) {
>>>  518                 ALTQ_ENQUEUE(&ifp->if_snd, m, NULL, error);
>>>  519                 if (error)
>>>  520                         ifp->if_snd.ifq_drops++;
>>>  521                 IF_UNLOCK(&ifp->if_snd);
>>>  522                 if (!error) {
>>>  523                         ifp->if_obytes +=3D len;
>>>  524                         if (mflags & (M_BCAST|M_MCAST))
>>>  525                                 ifp->if_omcasts++;
>>>  526
>>>  527                         if ((ifp->if_drv_flags & IFF_DRV_OACTIVE)
>>> =3D=3D 0)
>>>  528                                 epair_start_locked(ifp);
>>>  529                         else
>>>  530                                 (void)epair_add_ifp_for_drain
>>> ing(ifp);
>>>  531                 }
>>>  532                 return (error);
>>>  533         }
>>>  534         IF_UNLOCK(&ifp->if_snd);
>>>  535 #endif
>>>
>>>
>>
>> Just apply manually this patch to make it work.
>>
>> diff --git a/sys/net/if_epair.c b/sys/net/if_epair.c
>> index 540f06c..04733a5 100644
>> --- a/sys/net/if_epair.c
>> +++ b/sys/net/if_epair.c
>> @@ -827,9 +827,11 @@ epair_clone_create(struct if_clone *ifc, char *name=
,
>> size_t len, caddr_t params)
>>         ifp->if_capabilities =3D IFCAP_VLAN_MTU;
>>         ifp->if_capenable =3D IFCAP_VLAN_MTU;
>>         ifp->if_start =3D epair_start;
>> +       if_setstartfn(ifp, epair_start);
>> +       if_setsendqlen(ifp, ifqmaxlen);
>> +       if_setsendqready(ifp);
>>         ifp->if_ioctl =3D epair_ioctl;
>>         ifp->if_init  =3D epair_init;
>> -       ifp->if_snd.ifq_maxlen =3D ifqmaxlen;
>>         /* Assign a hopefully unique, locally administered etheraddr. */
>>         eaddr[0] =3D 0x02;
>>         eaddr[3] =3D (ifp->if_index >> 8) & 0xff;
>> @@ -852,10 +854,11 @@ epair_clone_create(struct if_clone *ifc, char
>> *name, size_t len, caddr_t params)
>>         ifp->if_flags =3D IFF_BROADCAST | IFF_SIMPLEX | IFF_MULTICAST;
>>         ifp->if_capabilities =3D IFCAP_VLAN_MTU;
>>         ifp->if_capenable =3D IFCAP_VLAN_MTU;
>> -       ifp->if_start =3D epair_start;
>> +       if_setstartfn(ifp, epair_start);
>> +       if_setsendqlen(ifp, ifqmaxlen);
>> +       if_setsendqready(ifp);
>>         ifp->if_ioctl =3D epair_ioctl;
>>         ifp->if_init  =3D epair_init;
>> -       ifp->if_snd.ifq_maxlen =3D ifqmaxlen;
>>         /* We need to play some tricks here for the second interface. */
>>         strlcpy(name, epairname, len);
>>         error =3D if_clone_create(name, len, (caddr_t)scb);
>>
>>
>>
>>
>>
>>> I have no idea that why it says that it doesn't support altq altough th=
e
>>> source code contains ALTQ section.
>>>
>>>
>>> Regards
>>> =C3=96zkan KIRIK
>>> _______________________________________________
>>> freebsd-net@freebsd.org mailing list
>>> https://lists.freebsd.org/mailman/listinfo/freebsd-net
>>> To unsubscribe, send any mail to "freebsd-net-unsubscribe@freebsd.org"
>>
>>
>>
>>
>> --
>> Ermal
>>
>
>



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