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Fri, 20 Jul 2018 09:45:14 +0000 Received: from VI1PR07MB4254.eurprd07.prod.outlook.com ([fe80::44fe:35ff:4978:fb9d]) by VI1PR07MB4254.eurprd07.prod.outlook.com ([fe80::44fe:35ff:4978:fb9d%3]) with mapi id 15.20.0995.008; Fri, 20 Jul 2018 09:45:14 +0000 From: Kevin Darbyshire-Bryant To: =?utf-8?B?VG9rZSBIw7hpbGFuZC1Kw7hyZ2Vuc2Vu?= CC: Cake List Thread-Topic: [Cake] Removing kmod-sched-cake package from openwrt Thread-Index: AQHUH3inGK4+JIg5dUC5dpoig6hl0qSWtpAAgAEnMwA= Date: Fri, 20 Jul 2018 09:45:13 +0000 Message-ID: <72DA14F1-9E89-4615-BB3D-2DB30D9B15D0@darbyshire-bryant.me.uk> References: <8915BC75-12AD-42B0-8076-3DE8D292C410@darbyshire-bryant.me.uk> <87fu0f2oop.fsf@toke.dk> In-Reply-To: <87fu0f2oop.fsf@toke.dk> Accept-Language: en-GB, en-US Content-Language: en-US X-MS-Has-Attach: yes X-MS-TNEF-Correlator: x-originating-ip: [2a02:c7f:1231:2000::dc83] x-ms-publictraffictype: Email x-microsoft-exchange-diagnostics: 1; VI1SPR8PMB111; 6:SWlyNULKKJJazpn5WKSNGjArIl0pKILdx/RnC6STyUdh1zsTlHgCme5XTqG3RsGIxjZSXbJN8hxJekSmEQV3LQe5RRiexqwhOkompdbNdzUr4npKSI5ydnKu/G3NxjLrxytUjbovvdZeemgplqNTeBPB0++xcP5rTDHeVCPbSOyasYYRCY55M8V++ZrI9YlTh6KfIV2MVz6pv+5gOd4PFESL4+EY/8QGvfzVQvj7W+WtoOAktRA1kxCC4O+bnp2wkKvqoYmf3u2m2EzEVdnjMplcZLcD+MnCG+AXSXLFupIMdpTCFZmIXtp24xaUL2ctGjnR22Z9j4GD7QwKuX5gkNmVbPwqAwNd2JcQ9gA+nyKJBbQQhAQNyIoUFuTkEVO/0zajfeavxStM6eR6tkSZ1G2Et3U2qyuNN1sUXgs9FZORoum0RrTc4UuCprgoLOHxoo97P5xnW/rgeOeOUg67tg==; 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DIR:OUT; SFP:1101; SCL:1; SRVR:VI1SPR8PMB111; H:VI1PR07MB4254.eurprd07.prod.outlook.com; FPR:; SPF:None; LANG:en; PTR:InfoNoRecords; MX:1; A:1; received-spf: None (protection.outlook.com: darbyshire-bryant.me.uk does not designate permitted sender hosts) x-microsoft-antispam-message-info: 8v8bsngDyeitzb7ZE90/R/Z5IJfAv2IDff9toRQ5zW30v6YztY9y4ja2PIj3qOY8EUArRB1of914Xxa/LJRi4aCsRHOYfu5QKEUlNdWXXS6iSHLK9DAFmVYhioX4jvhvXOfwcCTaPkBbwpHefL93TxUZ3B1qRko5hYgpHIOBXBnGt/AtYRfuZqjJt6aLnTXSZJBbdsGX2WEIbGhv1SfQSCNYdDXSpdSx2a2XN3kD0yajBCFyxOxvZzf8hTxd9e1TjE/C8mIMmmM9KwwP0Q9RI2NT+om12+31Fz+NoNBmL5mqdPvsxhdaIxwSij6OcTfrWWGNf1XovMcaZA81O13HOqykgcRQQCZiHxEaSRBteh0= spamdiagnosticoutput: 1:99 spamdiagnosticmetadata: NSPM Content-Type: multipart/signed; boundary="Apple-Mail=_CD90C48D-732F-4B53-B0D6-D1EC5B7B6F74"; protocol="application/pgp-signature"; micalg=pgp-sha256 MIME-Version: 1.0 X-OriginatorOrg: darbyshire-bryant.me.uk X-MS-Exchange-CrossTenant-Network-Message-Id: 50a2845b-5c96-43a0-22cb-08d5ee257e3b X-MS-Exchange-CrossTenant-originalarrivaltime: 20 Jul 2018 09:45:13.8736 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 9151708b-c553-406f-8e56-694f435154a4 X-MS-Exchange-Transport-CrossTenantHeadersStamped: VI1SPR8PMB111 Subject: Re: [Cake] Removing kmod-sched-cake package from openwrt X-BeenThere: cake@lists.bufferbloat.net X-Mailman-Version: 2.1.20 Precedence: list List-Id: Cake - FQ_codel the next generation List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 20 Jul 2018 09:45:17 -0000 --Apple-Mail=_CD90C48D-732F-4B53-B0D6-D1EC5B7B6F74 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset=utf-8 > On 19 Jul 2018, at 17:08, Toke H=C3=B8iland-J=C3=B8rgensen = wrote: >=20 > Yeah, considered doing a backport patch to the kernel in openwrt. But = I > concluded it was not worth the trouble, since we already have a = working > module from the main repo. I=E2=80=99m coming to a similar conclusion. The motivation came from = the recent experience of trying to bump cake on openwrt 17.01.5 where I = forgot about and fell into the trap that kernel/kmod packages stay at = the tagged released version=E2=80=A6even if the kmod package is bumped, = but the userspace utilities assume backwards compatibility even if = bumped and get rebuilt on a frequent basis. Of course our recent = upstreaming cake efforts led to a number of ABI =E2=80=98tweaks=E2=80=99, = which now should I hope basically stop=E2=80=A6. or change in backward = compatible way. >=20 > If you do want to go the kernel patch route, it's a matter of figuring > out which patches you'll need to add to the backport series. = Basically, > figure out which parts of the patch doesn't work, run git blame on the > file it is being applied to, and find the previous patch that changes > the context. Add that to you stack of backported patches, and rinse = and > repeat until your series applies. It looks to me that there are quite a few large changes in this area so = have run away for the moment :-) Curiously the openwrt kernel is built without builtin conntrack support, = it being added as a module.. I think. >=20 > Your call whether that is less work that keeping your name on the > maintainer list until Openwrt naturally progresses past kernel 4.19 :) It=E2=80=99s not really an issue per se, but =E2=80=98one less = package=E2=80=99 has an attraction. As you say, the problem is self = limiting given time. >=20 > -Toke Cheers, Kevin D-B 012C ACB2 28C6 C53E 9775 9123 B3A2 389B 9DE2 334A --Apple-Mail=_CD90C48D-732F-4B53-B0D6-D1EC5B7B6F74 Content-Transfer-Encoding: 7bit Content-Disposition: attachment; filename=signature.asc Content-Type: application/pgp-signature; name=signature.asc Content-Description: Message signed with OpenPGP -----BEGIN PGP SIGNATURE----- iQIzBAEBCAAdFiEEASyssijGxT6XdZEjs6I4m53iM0oFAltRrygACgkQs6I4m53i M0p7ow/8Dp6ylefnnEphjQzO7g9EkEyMvFMhXRTvSg8uwphTkVeorGE5jHDszoJL YpE+GGITtCMhkJAAoEvD0TKz5+C2aLOsuF+PLRNUBwjmSLpqasrVBgdwuIPj/y+E Giv6rC6k7lr8r8QY7PicFRbOa5uXoWMpZ10Slp3WL05hZ8+Zi9XM3toLxRRP7MYC QtiILsMd3nfKm+4Z4TZ0wAKvPjQaaaYbPmFlkBNJCnIL2odk/+t2+R2eksGkp5ZR 2yLmq0WuEX6fJHgAapOMTIIUp+WK+ZAayWLBGWNH5KtBWOyPLOK2wAG3ArGGWF/7 lUTCELJFkT8z8+h/WtaVP4RDvD3BOC8LOZANn7/DVZmPItfqVUBOzyLdUDhspCLg c4mIhoRCccZis393k6Y2X9/H+CWr1UckqYezil2WEDKNm4XeeyQHfQtdZ1ro9MEH X/48hVhQq1FCeKKM3sFlXTQvjuuwpOvrD12P5/KpXRKqTgtnWAx62t46sYNDPy+/ v2YoXGy3amYNnIJWGc1vAQAa/t/7GiGlnmcmBrEKWnWr5PtwkzJ0+xtf0BBL7xnO 7QfklEm/phWoebxzkJmgS00c0svft8UaVbg5UuDLx+8ksOM2sghZKfocJq6sSTNW H/HGVDj4z+3u1VSUW5zY7MrVkcUHl/CjCFuK6Tqxve1UD70O9vw= =hPZa -----END PGP SIGNATURE----- --Apple-Mail=_CD90C48D-732F-4B53-B0D6-D1EC5B7B6F74--