linux-kernel - Re: [RFC/PATCH] 2.6.24-rcx: Make sys

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Message-Id: <200712190206.56428.fzu@wemgehoertderstaat.de>
Date:	Wed, 19 Dec 2007 02:06:56 +0100
From:	Karsten Wiese <fzu@...gehoertderstaat.de>
To:	Robert Hancock <hancockr@...w.ca>
Cc:	linux-kernel@...r.kernel.org
Subject: Re: [RFC/PATCH] 2.6.24-rcx: Make sys_poll() wait at least timeout ms

Am Mittwoch, 19. Dezember 2007 schrieb Robert Hancock:
> 
> That seems fishy. What is your value of HZ and what is the timeout value 
> that was passed in the bad case?

HZ set to 250, timeout to 4ms.
Time spent in poll() taken by clock_gettime(CLOCK_MONOTONIC, &time)
before and after poll()call: i.e 62us.
Time measured with hpet gave 166us once.

      Karsten

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