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Date: Tue, 20 Jan 2004 11:57:51 -0800
From: Andrew Morton <akpm@osdl.org>
To: Bongani Hlope <bonganilinux@mweb.co.za>
Cc: linux@brodo.de, linux-kernel@vger.kernel.org,
       john stultz <johnstul@us.ibm.com>
Subject: Re: limit-timer_pm-printk-storms.patch
Message-Id: <20040120115751.5e4441bc.akpm@osdl.org>
In-Reply-To: <20040120212514.43e31237.bonganilinux@mweb.co.za>
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Bongani Hlope <bonganilinux@mweb.co.za> wrote:
>
> This patch has been inspired by the limit-IO-error-printk-storms patch. On my PII when I enable 
> CONFIG_X86_PM_TIMER this gets called a lot of times, I guess my VIA chipset is too broken to play with this.
> 
> <example>
> ...
> Jan 19 04:21:46 bongani kernel: bad pmtmr read: (15567390, 15567423, 15567393)
> Jan 19 04:21:46 bongani kernel: bad pmtmr read: (1746710, 1746719, 1746713)
> Jan 19 04:21:47 bongani kernel: bad pmtmr read: (2239982, 2239999, 2239986)

Does the PM timer actually do the right thing once these printk's are
suppressed?

If not, it would be better to recover somehow - presumably by blacklisting
this machine or by falling back to a different time source.  Possible?


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