-------- In message <5098E8B4.5040309_at_freebsd.org>, Andre Oppermann writes: >> I think it should go away, and if there still is a relevant >> usage segment, be replaced by _real_ "device-polling" which is >> not tied to the network stack. > >Don't we already have the equivalent with a fast interrupt thread >that simply acknowledges and disables the interrupt [...] The point is that not all hardware have interrupt-pacing, so being able to poll at a lower rate in software would save overhead. I'm not sure if the hardware where this applies is still relevant, it would probably be mostly in the embedded space. -- Poul-Henning Kamp | UNIX since Zilog Zeus 3.20 phk_at_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.Received on Tue Nov 06 2012 - 09:46:30 UTC
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