From owner-freebsd-net@freebsd.org Wed Dec 5 19:45:45 2018 Return-Path: Delivered-To: freebsd-net@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 8179513259BB for ; Wed, 5 Dec 2018 19:45:45 +0000 (UTC) (envelope-from avv314@gmail.com) Received: from mail-lj1-x22d.google.com (mail-lj1-x22d.google.com [IPv6:2a00:1450:4864:20::22d]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "Google Internet Authority G3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 6C0F986AAC for ; Wed, 5 Dec 2018 19:45:44 +0000 (UTC) (envelope-from avv314@gmail.com) Received: by mail-lj1-x22d.google.com with SMTP id 83-v6so19459788ljf.10 for ; Wed, 05 Dec 2018 11:45:44 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=7dPGKF79ySP7j9/0QIk9X0TQH/CgkuhA0CFos9K7Wgk=; b=YDqAixZPZJ7fX7K0qwJ2zvgAuwONS0Xrztxlqwz/tt/DwskN/XynGbg1/IbvrM+Su3 hjwaDFon2H3f4rb9kBJ2RRv8vk8MyGx1V3GAtrV6lxq32D411iMqrMG/d7FCwsiysUpj Ilg+mssi6HazVftLFVQiXHx96gkOu7VdUYUkVYslMNciHTjH4xd+xH74Ry+d7gsb23rz Cd/CK/N/ZFspytgQJvlTMomQ0VjOCbYxa5WCZVMvmk8/Q3ImmSwkykiMLVq4PHwvKGY/ gTbOzOutSHHZd8WHZgFdzayLDAowa+7RhTUpwgyLENKRuZPhJqcge/mil5Pf0tyk2IKx Eo3w== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=7dPGKF79ySP7j9/0QIk9X0TQH/CgkuhA0CFos9K7Wgk=; b=LYJ2saHnFTC0OeM5s3y9xLkGiIG7pG12q9gU9Kxgfvux5kkLgiATQ4PcnFBylUdgOu O6OIsTSRrUmIqO8wVXbjByvkJruD7pgAQtAkpRLljUkAV5fUjoWdzbNELDa0SdEBYJT8 Vyj4Afbhg4nN1O4WvAC6FzutOxuSrYJkMkRR3x9MTVn/lK6kliOTcLUxqwlK9QUl3Ju1 jtuFSc1BXKQZscyPtz7rpEhzuUagGp9iuntThUKuTJHKGKcExItMQl9VJnxaNy5gcQbB qlPmrzq89uaS1uMaqlJzBcEbNjXxwX8A8d6wfZzZC0G8A8PcOh0osgw3P9XgNsw/s4Sg KZzw== X-Gm-Message-State: AA+aEWa+7PrYMky0Hn31Ui5FfhMXPzWAfGRCGIpfR6o0x4jaPv45I59Z vjavpdy/yRs9fxNmOS1h+G3/AyrIaqblTR19YWY= X-Google-Smtp-Source: AFSGD/WewajEmD5ChUeoCHguolYWYqNm7GvYYof+EsKTK47JAcjKi8k9HjNOoOYLwCCA9Q7zv5VWDXxBi4SuSIj6cAA= X-Received: by 2002:a2e:7403:: with SMTP id p3-v6mr16497550ljc.97.1544039143006; Wed, 05 Dec 2018 11:45:43 -0800 (PST) MIME-Version: 1.0 References: <5756C17D.1090409@yandex.ru> <1502708678.10983095.1465385308094.JavaMail.zimbra@ulg.ac.be> In-Reply-To: From: Andrew Vylegzhanin Date: Wed, 5 Dec 2018 22:45:31 +0300 Message-ID: Subject: Re: Is netmap jumbo frames broken in STABLE? To: Vincenzo Maffione Cc: freebsd-net , Ryan Stone , "Andrey V. Elsukov" , Luigi Rizzo X-Rspamd-Queue-Id: 6C0F986AAC X-Spamd-Result: default: False [-3.50 / 15.00]; R_SPF_ALLOW(-0.20)[+ip6:2a00:1450:4000::/36]; FREEMAIL_FROM(0.00)[gmail.com]; RCPT_COUNT_FIVE(0.00)[5]; TO_DN_ALL(0.00)[]; DKIM_TRACE(0.00)[gmail.com:+]; MX_GOOD(-0.01)[cached: alt3.gmail-smtp-in.l.google.com]; DMARC_POLICY_ALLOW(-0.50)[gmail.com,none]; NEURAL_HAM_SHORT(-0.91)[-0.911,0]; FREEMAIL_TO(0.00)[gmail.com]; FROM_EQ_ENVFROM(0.00)[]; RCVD_TLS_LAST(0.00)[]; SUBJECT_ENDS_QUESTION(1.00)[]; FREEMAIL_ENVFROM(0.00)[gmail.com]; ASN(0.00)[asn:15169, ipnet:2a00:1450::/32, country:US]; ARC_NA(0.00)[]; NEURAL_HAM_MEDIUM(-1.00)[-1.000,0]; R_DKIM_ALLOW(-0.20)[gmail.com]; FROM_HAS_DN(0.00)[]; NEURAL_HAM_LONG(-1.00)[-0.999,0]; TAGGED_RCPT(0.00)[]; PREVIOUSLY_DELIVERED(0.00)[freebsd-net@freebsd.org]; MIME_GOOD(-0.10)[multipart/alternative,text/plain]; TO_MATCH_ENVRCPT_SOME(0.00)[]; RCVD_IN_DNSWL_NONE(0.00)[d.2.2.0.0.0.0.0.0.0.0.0.0.0.0.0.0.2.0.0.4.6.8.4.0.5.4.1.0.0.a.2.list.dnswl.org : 127.0.5.0]; IP_SCORE(-0.58)[ipnet: 2a00:1450::/32(-1.50), asn: 15169(-1.30), country: US(-0.09)]; RCVD_COUNT_TWO(0.00)[2] X-Rspamd-Server: mx1.freebsd.org Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Content-Filtered-By: Mailman/MimeDel 2.1.29 X-BeenThere: freebsd-net@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Networking and TCP/IP with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 05 Dec 2018 19:45:45 -0000 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 : > 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 : >> > >> > 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, : >> >> >> >> > 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 >