Date: Mon, 18 Mar 2019 04:52:17 +0300 From: Andrew Vylegzhanin <avv314@gmail.com> To: Vincenzo Maffione <v.maffione@gmail.com> Cc: "freebsd-net@freebsd.org" <freebsd-net@freebsd.org>, Ryan Stone <rysto32@gmail.com>, "Andrey V. Elsukov" <bu7cher@yandex.ru>, Luigi Rizzo <rizzo@iet.unipi.it> Subject: Re: Is netmap jumbo frames broken in STABLE? Message-ID: <CA%2BBi_YjeaK42dtVeyXFMZC78k%2BwsqXQnFjfBo2aPWUri05fNBg@mail.gmail.com> In-Reply-To: <CA%2B_eA9jor2v4FeXw7dRO3BZO2f5Bvcfh27dvGa=kHrZgRzwTNQ@mail.gmail.com> References: <CA%2BBi_YhqCnt5pQ_hC5zWdBp24=Zn3Rcj29AwtMrguPhSoJZSdQ@mail.gmail.com> <CA%2BhQ2%2BjcT_E4osrTB00%2Bf0gwSCoG_Zy%2BVdU8LXndqsjnmxPQ3Q@mail.gmail.com> <CAFMmRNy=PEFOxM4tGM7TQqpMnhTba17ACiaOcfuG8fkDET0RZw@mail.gmail.com> <CA%2BBi_YiqcOTw7T_dDzjis8yFu7oGd8G-av2BEaStXFiU7ovUCw@mail.gmail.com> <5756C17D.1090409@yandex.ru> <CA%2BhQ2%2Bjtd9FGuaJfJ6N1yt2%2BjSkez8Bj1usjpO%2BBCt-3Yvx2ww@mail.gmail.com> <1502708678.10983095.1465385308094.JavaMail.zimbra@ulg.ac.be> <CA%2BBi_Yhkw2JaGCgF%2Bo1BgLe=QmftneNM8mCrM4jo0OrYeoSGmw@mail.gmail.com> <CA%2B_eA9iSV=NjsaBWCYN2VGuvQvNvUh6fyDLvvmwHDJJAKTkkKg@mail.gmail.com> <CA%2BBi_Yj7GFxErjtu=bxi_ppX%2BDHQ4dOXdm8s1LGWLQM5CncxsQ@mail.gmail.com> <CA%2B_eA9hF3QMvxmGkBuc8fTCuaAHXYZWofGJiqGZUUExYAZpdEg@mail.gmail.com> <CA%2BBi_YhVxpbQCgMUG4K3CQb01TZFDX66WxSB_hn9DZufYSdErg@mail.gmail.com> <CA%2B_eA9jor2v4FeXw7dRO3BZO2f5Bvcfh27dvGa=kHrZgRzwTNQ@mail.gmail.com>
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Hi, After some time I want to return to testing netmap+jumbo_frames+ixgbe(and ixl later) setup. What is current situation with this bundle (stable/11 and stable/12)? -- Andrew =D1=87=D1=82, 6 =D0=B4=D0=B5=D0=BA. 2018 =D0=B3. =D0=B2 11:20, Vincenzo Maf= fione <v.maffione@gmail.com>: > Hi, > Actually I just realized that this patch is suitable for stable/11, > whereas on stable/12 ixgbe is served by iflib, and therefore > we need a different patch. > > I'll keep you updated then. > > Cheers, > Vincenzo > > Il giorno mer 5 dic 2018 alle ore 20:45 Andrew Vylegzhanin < > avv314@gmail.com> ha scritto: > >> Hi, >> of course I want to test. >> But it takes time up to 1-2 weeks, since I need setup HEAD environment >> in lab and modify my code for NS_MOREFRAG. >> >> When we can wait for MFC to stable/12 (or stable/11) >> >> -- >> Andrew >> >> =D0=B2=D1=81, 2 =D0=B4=D0=B5=D0=BA. 2018 =D0=B3. =D0=B2 13:30, Vincenzo = Maffione <v.maffione@gmail.com>: >> >>> Hi, >>> I prepared a patch (against FreeBSD-HEAD) to to support jumbo frames >>> in ixgbe. >>> https://reviews.freebsd.org/D18402 >>> Would you be able to test it? >>> >>> Thanks, >>> Vincenzo >>> >>> Il giorno gio 22 nov 2018 alle ore 13:37 Andrew Vylegzhanin < >>> avv314@gmail.com> ha scritto: >>> >>>> >>>> >>>> =D1=87=D1=82, 22 =D0=BD=D0=BE=D1=8F=D0=B1. 2018 =D0=B3. =D0=B2 13:42, = Vincenzo Maffione <v.maffione@gmail.com>: >>>> > >>>> > Hi, >>>> > Yes, absolutely, I'm currently working on aligning netmap on >>>> FreeBSD (head, stable/12 and stable/11) to >>>> > the same status it has on Linux (more features, more bugfixes, >>>> continuous integration infrastructure ... ). >>>> >>>> Great! >>>> >>>> > >>>> > In particular, on Linux jumbo frames are already supported on ixgbe, >>>> e1000, igb, e1000e, etc. >>>> >>>> BTW, what situation with ixl driver and chelsio ? >>>> >>>> > >>>> > >>>> > I have some netmap patches are already in the queue (see here >>>> https://reviews.freebsd.org/differential/query/Ol8MNtAi2AIs/#R), >>>> > so I can address the ixgbe-jumbo-frames item as soon as the queue >>>> drains. >>>> > If you want to give a try in the meanwhile, and/or test ixgbe on >>>> FreeBSD it would be great. >>>> > >>>> >>>> I will look forward to ixgbe-jumbo-frames. >>>> Of course, I'm ready to test on both stable's. >>>> >>> >>> >>>> >>>> > >>>> > Cheers, >>>> > Vincenzo >>>> > >>>> WBR, >>>> -- >>>> Andrew >>>> >>>> > Il giorno gio 22 nov 2018 alle ore 11:23 Andrew Vylegzhanin < >>>> avv314@gmail.com> ha scritto: >>>> >> >>>> >> Hi, >>>> >> >>>> >> Come back to subject after two years. >>>> >> I would like to clarify situation with jumbo frames in ixgbe driver= . >>>> >> >>>> >> I've looked to >>>> >> >>>> https://github.com/luigirizzo/netmap/blob/master/LINUX/ixgbe_netmap_li= nux.h >>>> >> and see a lot of changes compared 11/12-STABLE version >>>> ixgbe_netmap.h. >>>> >> Is it possible to back port it? >>>> >> >>>> >> In general, is there a chance to get worked jumbo frames on ixgbe? >>>> >> >>>> >> -- >>>> >> Andrew >>>> >> >>>> >> =D1=81=D1=80, 8 =D0=B8=D1=8E=D0=BD. 2016 =D0=B3. =D0=B2 14:28, <tom= .barbette@ulg.ac.be>: >>>> >> >>>> >> > Support for fragmented packets with ixgbe was recently added on >>>> the linux >>>> >> > version of Netmap : >>>> >> > >>>> >> > >>>> >> > >>>> https://github.com/luigirizzo/netmap/commit/fc1e77560a8a8ea93cc3594de5= fae94334debcd3 >>>> >> > >>>> >> > I think the change for freebsd would be quite the same looking at >>>> >> > >>>> https://github.com/freebsd/freebsd/blob/master/sys/dev/netmap/ixgbe_ne= tmap.h#L396 >>>> >> > >>>> >> > After that, your userspace application simply have to check for t= he >>>> >> > NS_MOREFRAG flag in the receive ring, and if it's set he knows th= e >>>> end of >>>> >> > the packet will follow in the next buf. >>>> >> > >>>> >> > Tom >>>> >> > >>>> >> _______________________________________________ >>>> >> 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" >>>> > >>>> > >>>> > >>>> > -- >>>> > Vincenzo >>>> >>> >>> >>> -- >>> Vincenzo >>> >> > > -- > Vincenzo >
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