Date: Fri, 30 Sep 2005 14:57:08 +0200 From: "Poul-Henning Kamp" <phk@phk.freebsd.dk> To: Robert Watson <rwatson@FreeBSD.org> Cc: arch@FreeBSD.org, Gleb Smirnoff <glebius@FreeBSD.org>, net@FreeBSD.org Subject: Re: [REVIEW/TEST] polling(4) changes Message-ID: <32249.1128085028@critter.freebsd.dk> In-Reply-To: Your message of "Fri, 30 Sep 2005 13:47:36 BST." <20050930134526.R71864@fledge.watson.org>
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In message <20050930134526.R71864@fledge.watson.org>, Robert Watson writes: >On Fri, 30 Sep 2005, Poul-Henning Kamp wrote: > >> I still think we should stop having this network-centric view of polling >> and implement _real_ *device* polling, so that other device types can >> use it as well. > >While I agree that we should offer polling to non-network device drivers >also, I think it's worth observing that the network awareness of our >current polling code has some interesting advantages. [...] None of which could not be implemented on top of a general polling facility, and some of which makes polling unusable with high end networking hardware like a 8x1Gige card where all ports are handled by the same interrupt. Anyway, I just wanted to make the point, not start a long discussion. -- Poul-Henning Kamp | UNIX since Zilog Zeus 3.20 phk@FreeBSD.ORG | TCP/IP since RFC 956 FreeBSD committer | BSD since 4.3-tahoe Never attribute to malice what can adequately be explained by incompetence.
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