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Zeeb" CC: "freebsd-net@freebsd.org" Subject: RE: unable to use BPF Just-In-Time compiler Thread-Topic: unable to use BPF Just-In-Time compiler Thread-Index: AdIPEooGITIPTSLzSaCF81wrjAmC1gCFX62AAE5/pPA= Date: Mon, 19 Sep 2016 10:41:38 +0000 Message-ID: References: <3F7A8F51-D404-4FEF-910C-8E51DD5061AD@lists.zabbadoz.net> In-Reply-To: <3F7A8F51-D404-4FEF-910C-8E51DD5061AD@lists.zabbadoz.net> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: authentication-results: spf=none (sender IP is ) smtp.mailfrom=Krishna2@chelsio.com; x-originating-ip: [111.93.130.157] x-ms-office365-filtering-correlation-id: a01542a7-8b9f-44b8-2440-08d3e0798990 x-microsoft-exchange-diagnostics: 1; BN4PR12MB0820; 6:BiBcJO4wAmxo/I4DPaWlnBafoaKrBHEd/w0mvIOdJqAoayF8HqwXxvCwFWdRaDDu06Fm0T8Am+T4VY9dyxPezxK+uFnH1moZ4exWkrtvFJwlcbQT8gRYfPXqOXeWzSvadMv887MHOWkaCo18uup/G36MZA/OXvDCtNsSpIAua2CUvCmHiJXq9XdxZUlUNEPK6XdfIMVxNXhHzNuaOprK6fUd3YxrXgFHn0iBRktrr1HLIO+qf4KIrT27HwZ+bzed1d7gL8FR5HyikhoCMFmm1TQVTG434GzdNCb99oLJN9lK59hV4EuK2g24XgDUa/G1; 5:i/3lgNvyQxdSxHlu9sWgwyPa5nRe37Dj3eGT2Iq7XONeL9Bq4pjw2jtAYuaptVnGt8TYMIMsReCgp7dHASkls2wSsEVdFfQY8I5i7V32VLVQOa7Vbi4AxBULwMkM/W9VU0uMpvRUvxnbNiar5aTVUg==; 24:bFFrx0jUgLhFVCuBT+dBhWXH2lRLg7447Dp96Vi4apSolXA7CCigCSUWhYHaCcs1B0Aoh+ft2W0PHGd5PWdVjP28eWi4g7TGt8r3IQlWwsI=; 7:E8MOBGSuv9LCow/74QGSm62A/UKmS0WvQ1PfCH9o8yMqKyLsMNNQnYZv9n0+QmdQX6yADtjqjdeC5k8n0wu52zMpsZvdeO8GUVH6JYwUkqPmkHSD4Q4wxEIKjb0xNI8ek72hW/aCKMFRcyfRghX1M72hbt9kSND+tJuB/PEQWIWYSCMiJ1V+UpCOBZmOkvQeL1XEmrjFVLY0mkikLyez90GkWWhQb/z3G4EmCHQ7ZtTT5jWlk3YCMMJZ7vY2qTPIUrNMF8lSgaep7vCnlaRUPGzCP8hpOJEggIUi43vDW/Q7pmUDi74z90AE0O+iflQJ x-microsoft-antispam: UriScan:;BCL:0;PCL:0;RULEID:;SRVR:BN4PR12MB0820; x-microsoft-antispam-prvs: x-exchange-antispam-report-test: UriScan:(75325880899374)(17755550239193); x-exchange-antispam-report-cfa-test: BCL:0; PCL:0; RULEID:(6040176)(601004)(2401047)(8121501046)(5005006)(3002001)(10201501046)(6042046)(6043046); SRVR:BN4PR12MB0820; BCL:0; PCL:0; RULEID:; SRVR:BN4PR12MB0820; x-forefront-prvs: 0070A8666B x-forefront-antispam-report: SFV:NSPM; SFS:(10019020)(6009001)(7916002)(199003)(377454003)(189002)(13464003)(24454002)(53474002)(586003)(2906002)(4326007)(99286002)(8936002)(105586002)(76176999)(50986999)(106356001)(5660300001)(54356999)(3846002)(102836003)(6116002)(15975445007)(74316002)(5002640100001)(81166006)(77096005)(19580405001)(7696004)(2950100001)(86362001)(230783001)(97736004)(2900100001)(19580395003)(110136003)(7736002)(101416001)(7846002)(305945005)(81156014)(8676002)(33656002)(66066001)(189998001)(92566002)(3280700002)(10400500002)(122556002)(87936001)(3660700001)(68736007)(11100500001)(9686002)(76576001); DIR:OUT; SFP:1102; SCL:1; SRVR:BN4PR12MB0820; H:BN4PR12MB0818.namprd12.prod.outlook.com; FPR:; SPF:None; PTR:InfoNoRecords; A:1; MX:1; LANG:en; received-spf: None (protection.outlook.com: chelsio.com does not designate permitted sender hosts) spamdiagnosticoutput: 1:99 spamdiagnosticmetadata: NSPM Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-OriginatorOrg: chelsio.com X-MS-Exchange-CrossTenant-originalarrivaltime: 19 Sep 2016 10:41:38.7887 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 065db76d-a7ae-4c60-b78a-501e8fc17095 X-MS-Exchange-Transport-CrossTenantHeadersStamped: BN4PR12MB0820 X-BeenThere: freebsd-net@freebsd.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Networking and TCP/IP with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 20 Sep 2016 03:17:46 -0000 Thanks for your response Bjeorn. I added "device bpf_jitter" line as you suggested, but not luck. Still no code under BPF_JITTER macro is executing. Please help me enabling JIT compiler. Thanks, Krishna. -----Original Message----- From: Bjoern A. Zeeb [mailto:bzeeb-lists@lists.zabbadoz.net]=20 Sent: Sunday, September 18, 2016 2:41 AM To: KrishnamRaju ErapaRaju Cc: freebsd-net@freebsd.org Subject: Re: unable to use BPF Just-In-Time compiler On 15 Sep 2016, at 5:32, KrishnamRaju ErapaRaju wrote: > Hi, > > I want to use BPF JIT Kernel APIs in FreeBSD(like: bpf_jitter(),=20 > etc..), for implementing TCP connection packet filtering. > > I have followed below instructions as specified in:=20 > https://lists.freebsd.org/pipermail/freebsd-current/2005-December/0586 > 03.html > > STEPS followed: > --------------------- > cp /usr/src/sys/amd64/conf/GENERIC /usr/src/sys/amd64/conf/MYKERNEL > > And added below line in MYKERNEL config file. > options BPF_JITTER I think you want device bpf_jitter The options line to my understanding only turns it on by default. > > make buildkernel KERNCONF=3DMYKERNEL > make installkernel KERNCONF=3DMYKERNEL > reboot > > But after reboot the flag BPF_JITTER is not getting enabled(all the=20 > code inside "#ifdef BPF_JITTER" is not getting executed). > > Am I missing something? > > Also it looks like there are not many updates to BPF JIT code since=20 > 2005, is it stable? anyone using it? > > Thanks, > Krishna. > _______________________________________________ > 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"