Date: Sun, 18 May 2003 15:21:08 -0400 From: Mike Tancsa <mike@sentex.net> To: Tony Sarendal <tsar@polarcap.org> Cc: freebsd-net@freebsd.org Subject: Re: polling(4) and Gigabit Message-ID: <5.2.0.9.0.20030518151605.05455ec8@192.168.0.12> In-Reply-To: <3EC76521.2010000@polarcap.org> References: <oWwt3C.A.dVL.Hwzx-@coal.sentex.ca> <o1kecvcnnmudraktm61ibi4rdr5kk8ce6e@4ax.com>
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At 12:49 PM 5/18/2003 +0200, Tony Sarendal wrote: >Mike Tancsa wrote: >>The em driver has polling support in STABLE (post 4.8R). The limitation is >>not so much the NIC, but the way the NIC is serviced via interrupts in non >>polling modes. There are some very good discussions posted already you can >>get via Google on what you can and cant do and what you might expect >>performance wise. > >OK, I checked the code in 4.8-RELEASE and only found polling in nge. Its in *after* 4.8 Release. See http://www.freebsd.org/cgi/cvsweb.cgi/src/sys/dev/em/if_em.c?only_with_tag=RELENG_4 on April 4th. ---Mike -------------------------------------------------------------------- Mike Tancsa, tel +1 519 651 3400 Sentex Communications, mike@sentex.net Providing Internet since 1994 www.sentex.net Cambridge, Ontario Canada www.sentex.net/mike
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