Date: Wed, 5 Dec 2018 22:45:31 +0300 From: Andrew Vylegzhanin <avv314@gmail.com> To: Vincenzo Maffione <v.maffione@gmail.com> Cc: freebsd-net <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_YhVxpbQCgMUG4K3CQb01TZFDX66WxSB_hn9DZufYSdErg@mail.gmail.com> In-Reply-To: <CA%2B_eA9hF3QMvxmGkBuc8fTCuaAHXYZWofGJiqGZUUExYAZpdEg@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>
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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 Maf= fione <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, Vi= ncenzo 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_linu= x.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.b= arbette@ulg.ac.be>: >> >> >> >> > Support for fragmented packets with ixgbe was recently added on the >> linux >> >> > version of Netmap : >> >> > >> >> > >> >> > >> https://github.com/luigirizzo/netmap/commit/fc1e77560a8a8ea93cc3594de5fa= e94334debcd3 >> >> > >> >> > I think the change for freebsd would be quite the same looking at >> >> > >> https://github.com/freebsd/freebsd/blob/master/sys/dev/netmap/ixgbe_netm= ap.h#L396 >> >> > >> >> > After that, your userspace application simply have to check for the >> >> > NS_MOREFRAG flag in the receive ring, and if it's set he knows the >> 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 >
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