Re: Unhandled IRQs on AMD E-450
From: Clemens Ladisch
Date: Mon Apr 30 2012 - 05:57:30 EST
Jeroen Van den Keybus wrote:
> - Detect stuck interrupts after a number (5) of consecutive unhandled
> IRQs within a specified time frame (100ms).
Why 5? This threshold is likely to be too low; fast consecutive interrupts
can easily happen more often with a very busy device, while an actual stuck
interrupt will call the handler in an endless loop and very quickly result
in many thousands of calls.
> --- linux-3.2.16.orig/include/linux/irqdesc.h 2012-04-23
> 00:31:32.000000000 +0200
Your mailer wraps lines; see Documentation/email-clients.txt.
Regards,
Clemens
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