From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
To: "Pallipadi, Venkatesh" <venkatesh.pallipadi@intel.com>
Cc: cpufreq@lists.linux.org.uk, Bruno Ducrot <ducrot@poupinou.org>
Subject: RE: OnDemand governor vs. work queue
Date: Thu, 26 May 2005 07:48:27 +1000 [thread overview]
Message-ID: <1117057707.5076.23.camel@gaston> (raw)
In-Reply-To: <88056F38E9E48644A0F562A38C64FB6004D3529A@scsmsx403.amr.corp.intel.com>
> Agreed. For the larger latency transitions, ondemand governor should
> use its own thread rather than keventd. Probably, it may make sense to
> have separate threads for each CPU as well in that case (as otherwise
> this thread will end up being moved around from one CPU to other. I will
>
> look at this in a couple of weeks unless someone beats me to it and
> sends the patch before that :).
A per-CPU thread could be a custom work queue (easy to implement form
current code) but also a resource waste. I don't think there is that
much of a problem having that thread moved around.
Ben.
next prev parent reply other threads:[~2005-05-25 21:48 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-05-25 21:34 OnDemand governor vs. work queue Pallipadi, Venkatesh
2005-05-25 21:48 ` Benjamin Herrenschmidt [this message]
2005-05-25 22:04 ` Venkatesh Pallipadi
-- strict thread matches above, loose matches on Subject: below --
2005-05-25 3:26 Benjamin Herrenschmidt
2005-05-25 9:59 ` Bruno Ducrot
2005-05-25 21:26 ` Benjamin Herrenschmidt
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