Date: Wed, 6 Jul 2011 18:28:46 +0300 From: Igor Anishchuk <igor.anishchuk@gmail.com> To: "Vogel, Jack" <jack.vogel@intel.com> Cc: "freebsd-net@freebsd.org" <freebsd-net@freebsd.org>, Andrew Boyer <aboyer@averesystems.com> Subject: Re: ixgbe> vlan addition and removal brings the interfaces down and up Message-ID: <CANX79g5Gr_zzOoesNb3%2Bs4-aD=UZVh7CpCEPLhB3%2BSBPCRT9mQ@mail.gmail.com> In-Reply-To: <1DB50624F8348F48840F2E2CF6040A9D018D603544@orsmsx508.amr.corp.intel.com> References: <BANLkTinL3pf_irOAc15Ubp%2BGquM5D60d%2Bw@mail.gmail.com> <8F86FFA7-E2D7-40D6-A1B5-DFCFA47EBD75@averesystems.com> <BANLkTimRKLkdqu09efvCczp13Sa43UDFeA@mail.gmail.com> <6E5D6CF9-E197-44E8-835A-ABD9F5969DBE@averesystems.com> <1DB50624F8348F48840F2E2CF6040A9D018D603544@orsmsx508.amr.corp.intel.com>
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Hi Jack, many thanks for your work. I'm still interested in hearing back from you. Is there anything I can do to help? Also I would not mind losing hardware VLAN assistance should it be the only= way. BTW, what about MAC addresses? Is the card reset when a MAC address changed= ? Thanks! Igor On Wed, Jun 29, 2011 at 12:18 AM, Vogel, Jack <jack.vogel@intel.com> wrote: > Hmmm, I'll have to take a look at the code, and if I hadn't done it by no= w there might be some reason I couldn't, or hell, maybe I just forgot :) = =C2=A0Will let you know. > > Jack > > > -----Original Message----- > From: Andrew Boyer [mailto:aboyer@averesystems.com] > Sent: Tuesday, June 28, 2011 1:32 PM > To: Igor Anishchuk; Vogel, Jack > Cc: freebsd-net@freebsd.org > Subject: Re: ixgbe> vlan addition and removal brings the interfaces down = and up > > Hello Igor, > Sorry for the delay. =C2=A0I'm a little hesitant to share our ixgbe patch= to change this behavior because Jack has checked in changes to igb that ma= ke me think that our change is not correct. =C2=A0Or, at least, that he's p= robably working on fixing ixgbe the right way. =C2=A0Jack, are you planning= to copy the reorganization of igb_setup_vlan_hw_support() over to ixgbe_se= tup_vlan_hw_support? > > -Andrew > > On Jun 28, 2011, at 4:02 PM, Igor Anishchuk wrote: > >> Hi Andrew, >> >> could you please share the patch as I'm dying with this problem. >> >> What makes it worse is that on a busy router the DOWN/UP of the >> interfaces causes the ixgbe card to lose all network access until the >> box is rebooted. I can reproduce it easily on a variety of hosts from >> both HP and Dell. Therefore a patch that would not cause the card to >> reset would help a lot. >> >> -- Igor >> >> On Thu, May 19, 2011 at 8:58 PM, Andrew Boyer <aboyer@averesystems.com> = wrote: >>> I have a patch that will fix this. =C2=A0Please give me a little while = to clean it up, and I will send it out on the list. >>> >>> -Andrew >>> >>> On May 19, 2011, at 2:58 AM, Igor Anishchuk wrote: >>> >>>> Hi All, >>>> >>>> I've been using Intel E10G42AFDA 10Gbit/s AF DA Dual Port adapters >>>> with direct attach cables and there is one thing keeps bothering me. >>>> I've been searching the Internet for any information with no luck. I >>>> would also assume that the problem is widely known, and I found one >>>> related PR kern/141285 but that one was closed unsolved. >>>> >>>> When a VLAN interface is added or removed to from the ix interfaces >>>> the parent interface is briefly brought down and up. This event is >>>> visible for all applications and the switches. With my use case I add >>>> and remove VLAN interfaces on the fly and the described behavior >>>> causes undesired effects, especially for BGP daemons that are >>>> configured to monitor one of permanent VLAN interfaces. >>>> >>>> I use FreeBSD 7-STABLE and the behavior is the same with stock >>>> drivers, with 2.2.3 and with 2.3.8 drivers downloaded from Intel web >>>> site. I have attempted to disable -vlanhwtag, -vlanhwfilter and >>>> -vlanhwtso with no effect. >>>> >>>> Could someone help me to stop the cards behaving this way? I do not >>>> mind some performance penalties, nor running in permanent promiscuous >>>> mode. I just want the card to stay up all the time regardless of the >>>> vlan interfaces attached to it. >>>> >>>> Any help, links, patches are much appreciated. >>>> >>>> Regards, >>>> >>>> Igor Anishchuk >>>> _______________________________________________ >>>> freebsd-net@freebsd.org mailing list >>>> http://lists.freebsd.org/mailman/listinfo/freebsd-net >>>> To unsubscribe, send any mail to "freebsd-net-unsubscribe@freebsd.org" >>> >>> -------------------------------------------------- >>> Andrew Boyer =C2=A0 =C2=A0aboyer@averesystems.com >>> >>> >>> >>> >>> > > -------------------------------------------------- > Andrew Boyer =C2=A0 =C2=A0aboyer@averesystems.com > > > > >
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