From owner-freebsd-net@freebsd.org Thu Nov 22 12:37:14 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 6F6D71147B92 for ; Thu, 22 Nov 2018 12:37:14 +0000 (UTC) (envelope-from avv314@gmail.com) Received: from mail-lj1-x229.google.com (mail-lj1-x229.google.com [IPv6:2a00:1450:4864:20::229]) (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 87DA074C5F for ; Thu, 22 Nov 2018 12:37:13 +0000 (UTC) (envelope-from avv314@gmail.com) Received: by mail-lj1-x229.google.com with SMTP id l15-v6so7849071lja.9 for ; Thu, 22 Nov 2018 04:37:13 -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=uE0w0osStxhbnfh41+F6JNSBFDdlmg+tiDn3UWXcraQ=; b=tHuUi4Q4iIqF/JdIwknMqn1GPGrnuy98uU8OET5EOLm7b+x6Qb0pSJ9wHRgV1FSnbo Zee0OR8I6f8Xi4Y4UysrcaCVAoxZz4NBIGKqaAO62d6+g8cppMir5wUG5bqQpsXTc+xL cH+hqohzzHI8SLrK9q9bC6270N4FUBU//9buMgTBqpjqkRkfzL9zFgo3Ue4hjqbnRVoV RKCf4RjwFXiAfxfVlKOq4YS/SYmd9icFx2VeXsdcUkii8QKZLf8q9awVv3hkE6PKgDk/ mapxIlmpfqnWfh8CPbcUxrsgqgqo6NAgsWaEZcVFEmmhH+nARhbnaz8iYxVRAglCrDzJ Jbxg== 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=uE0w0osStxhbnfh41+F6JNSBFDdlmg+tiDn3UWXcraQ=; b=kqWn6Nb9etwXamt+pRKUUJuC2V8E6c8Xy2xAO8VRxX4RtIM0eZD3R1GgT0xaM9aY3M Vdy5Mt+MsuFxfvsvZm4/8BbESEtpCDJH5USkfdMEHsALN0HH+4Ldn284jvIvqXjA5Mlt RATyEi6s/aRbQXsCp5hY1B7NikZulOBIcY5WRTxnnjeRc3PtkIc/pPiYrjTqNC61ZdpK Q0Ip8NM4PYsVeQQQD1JslbelVecCAVtymxHlzPJZeWFaAGI48HGVvx13gBkzObfZESt5 77J6Fe/zZi7/sPAP1yCh3HAIC7Gh6sr24tfK9+cILX6ej1YwcxiIspglarsXRJwiA202 VSHw== X-Gm-Message-State: AA+aEWYyRkh2wBcqsKamFuSActGUwa5F64Z+xaXyVMMfKF6jzI+b5fNT QrQtN9OGTBF/Q8R1JuRyhD7vZ0f8A8ld5TS1ivY= X-Google-Smtp-Source: AFSGD/WEgAK6XbNRaWdnOOUDiRzfJExpVrkyiX1lng4VQH7304hf2kWJtHHjWJntN/0iELRIjA+mL/w8aehXej+zM7Y= X-Received: by 2002:a2e:478f:: with SMTP id u137-v6mr6796495lja.142.1542890231894; Thu, 22 Nov 2018 04:37:11 -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: Thu, 22 Nov 2018 15:37:00 +0300 Message-ID: Subject: Re: Is netmap jumbo frames broken in STABLE? To: v.maffione@gmail.com Cc: freebsd-net , Ryan Stone , "Andrey V. Elsukov" , Luigi Rizzo X-Rspamd-Queue-Id: 87DA074C5F X-Spamd-Result: default: False [-5.51 / 15.00]; TO_DN_SOME(0.00)[]; R_SPF_ALLOW(-0.20)[+ip6:2a00:1450:4000::/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(-0.99)[-0.991,0]; 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)[-1.000,0]; 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)[9.2.2.0.0.0.0.0.0.0.0.0.0.0.0.0.0.2.0.0.4.6.8.4.0.5.4.1.0.0.a.2.list.dnswl.org : 127.0.5.0]; IP_SCORE(-2.51)[ip: (-9.31), ipnet: 2a00:1450::/32(-1.60), asn: 15169(-1.52), 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: Thu, 22 Nov 2018 12:37:14 -0000 =D1=87=D1=82, 22 =D0=BD=D0=BE=D1=8F=D0=B1. 2018 =D0=B3. =D0=B2 13:42, Vince= nzo 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_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/fc1e77560a8a8ea93cc3594de5fae94= 334debcd3 >> > >> > I think the change for freebsd would be quite the same looking at >> > https://github.com/freebsd/freebsd/blob/master/sys/dev/netmap/ixgbe_netmap.= 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