From: Alan Cox <alan@lxorguk.ukuu.org.uk>
To: linux-os@analogic.com
Cc: Andreas Schwab <schwab@suse.de>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: Possible spin-problem in nanosleep()
Date: Sun, 26 Jun 2005 18:18:12 +0100 [thread overview]
Message-ID: <1119806289.28649.12.camel@localhost.localdomain> (raw)
In-Reply-To: <Pine.LNX.4.61.0506240733520.20914@chaos.analogic.com>
On Gwe, 2005-06-24 at 12:42, Richard B. Johnson wrote:
> Are you saying that each might get the CPU from between 0 and 1
> tick, i.e., asynchronous with the tick? If so, depending upon the
> phase between the timer-tick and when a task gets awakened, a task
> may never get any CPU time at all. If so, this is a bug.
No I'm saying the samping rate of the timer tick limits the resolution
of accounting of data (ie straight information theory limits)
next prev parent reply other threads:[~2005-06-26 17:21 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-06-23 12:18 Richard B. Johnson
2005-06-23 12:33 ` Andreas Schwab
2005-06-23 12:46 ` Richard B. Johnson
2005-06-23 15:09 ` Richard B. Johnson
2005-06-23 21:42 ` Alan Cox
2005-06-24 11:42 ` Richard B. Johnson
2005-06-26 17:18 ` Alan Cox [this message]
2005-06-26 18:14 ` Mike Galbraith
[not found] <4iz0p-5fH-7@gated-at.bofh.it>
2005-06-23 23:39 ` Robert Hancock
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