From owner-freebsd-net@freebsd.org Sun Dec 2 10:30:52 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 45DDF1318BB9 for ; Sun, 2 Dec 2018 10:30:52 +0000 (UTC) (envelope-from v.maffione@gmail.com) Received: from mail-qk1-x729.google.com (mail-qk1-x729.google.com [IPv6:2607:f8b0:4864:20::729]) (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 932538DDAD for ; Sun, 2 Dec 2018 10:30:51 +0000 (UTC) (envelope-from v.maffione@gmail.com) Received: by mail-qk1-x729.google.com with SMTP id a132so5739128qkg.1 for ; Sun, 02 Dec 2018 02:30:51 -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=+qUn1S2op/s0FmtIdqcyH/GA9yHR7e192LvwZEAW2j4=; b=UZhPH1tsizmA8HpC7+F59DMUfMCutthXG4cmULLH8ccGvc/lx3zb+wl6zYfpv07b6/ XbMk4Z2YTY8zucHQF43vcA4smxtCEgCI5GIrw05V3hLOECWq1R/7UQ0zLkYG/Xx1ZXcQ tl3CmEx6oeFRR+1shVAB1k2ZCNIovO656yvE6laj60Dz9NlTR3fxpdO86mYLVyXpSIgZ aySJNlIlVVR/XsYfxTwzJTTamaQkmCc0IB8RzF6IfAckf/2kM2gmteJ3Ejx0ywEF/ypB C3Yv2Fdv7WgnHwqzAyy/e09P3pPmj6Y4zZTPaNmGeZzd7xdh6bJATXN/nknQTnSYouS/ nqDA== 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=+qUn1S2op/s0FmtIdqcyH/GA9yHR7e192LvwZEAW2j4=; b=Oosi1gt8KVKhG2017VR8l/dFnhQzHErSCGYRxjKDcnbm62QcOgG4SP3fkNn59NurI/ /7zhC2AtBZ6sfGh2psrWRoxyz5RZELezqdM+V5psOjaB1AH38FnRfcdm/dwaoevyb2Ga FvjJn5IRoX8JMGbWDc2GYLSpujov/glURnlRSrKxaYPBLUGV82PWzdB26tohk1so1+6T l1ylDFXq+TQfrCm+qRrYZgqKl01+Z/VVlHjR+nldqhmHz2V37WqHhm/jUudmz5UOtsPH R2F0a2nnUCqilUqy3+yUxXaUiIumwWliG0MUapiNsZsyUM0oyzqbd3CYv9dFNZiODs80 bgFg== X-Gm-Message-State: AA+aEWbxbX5MzBiEalrUp6Nvj0wwWrRnhUwaE2hH1GnQeteHyNxSfzf6 XuTmKlXmxlSaAD2y6yg7S8zilLxreTTRmxE/x3c= X-Google-Smtp-Source: AFSGD/WTMD6IKbHJ0EbIWW7f9JO95ZVcltufsGqIC9JdOVSWYU9NK6BnafeMhRACod+e+pZTEHH9OcsIUR7zeSVTb2o= X-Received: by 2002:a37:b581:: with SMTP id e123mr11113294qkf.183.1543746650885; Sun, 02 Dec 2018 02:30:50 -0800 (PST) MIME-Version: 1.0 References: <5756C17D.1090409@yandex.ru> <1502708678.10983095.1465385308094.JavaMail.zimbra@ulg.ac.be> In-Reply-To: From: Vincenzo Maffione Date: Sun, 2 Dec 2018 11:30:40 +0100 Message-ID: Subject: Re: Is netmap jumbo frames broken in STABLE? To: Andrew Vylegzhanin Cc: "freebsd-net@freebsd.org" , rysto32@gmail.com, "Andrey V. Elsukov" , Luigi Rizzo X-Rspamd-Queue-Id: 932538DDAD X-Spamd-Result: default: False [-3.60 / 15.00]; TO_DN_EQ_ADDR_SOME(0.00)[]; TO_DN_SOME(0.00)[]; R_SPF_ALLOW(-0.20)[+ip6:2607:f8b0:4000::/36]; FREEMAIL_FROM(0.00)[gmail.com]; RCPT_COUNT_FIVE(0.00)[5]; MX_GOOD(-0.01)[cached: alt3.gmail-smtp-in.l.google.com]; DKIM_TRACE(0.00)[gmail.com:+]; DMARC_POLICY_ALLOW(-0.50)[gmail.com,none]; NEURAL_HAM_SHORT(-0.98)[-0.979,0]; 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:2607:f8b0::/32, country:US]; TAGGED_FROM(0.00)[]; ARC_NA(0.00)[]; NEURAL_HAM_MEDIUM(-1.00)[-0.999,0]; R_DKIM_ALLOW(-0.20)[gmail.com]; FROM_HAS_DN(0.00)[]; NEURAL_HAM_LONG(-1.00)[-0.999,0]; MIME_GOOD(-0.10)[multipart/alternative,text/plain]; PREVIOUSLY_DELIVERED(0.00)[freebsd-net@freebsd.org]; TO_MATCH_ENVRCPT_SOME(0.00)[]; RCVD_IN_DNSWL_NONE(0.00)[9.2.7.0.0.0.0.0.0.0.0.0.0.0.0.0.0.2.0.0.4.6.8.4.0.b.8.f.7.0.6.2.list.dnswl.org : 127.0.5.0]; IP_SCORE(-0.61)[ipnet: 2607:f8b0::/32(-1.68), 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: Sun, 02 Dec 2018 10:30:52 -0000 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, Vin= cenzo 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 drain= s. > > If you want to give a try in the meanwhile, and/or test ixgbe on FreeBS= D > 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_linux= .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/fc1e77560a8a8ea93cc3594de5fae= 94334debcd3 > >> > > >> > I think the change for freebsd would be quite the same looking at > >> > > https://github.com/freebsd/freebsd/blob/master/sys/dev/netmap/ixgbe_netma= p.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 > --=20 Vincenzo