RE: [Vacm-develop] IPMI and 2.4 kernels

[San M. <net...@va...>]

Heh. Which is why there is a note indicating the driver should not be
used with 2.4


-----Original Message-----
From: Ard van Breemen [mailto:ar...@te...] 
Sent: Friday, September 14, 2001 4:31 AM
To: San Mehat
Cc: 'Rob Latham'; vac...@li...
Subject: Re: [Vacm-develop] IPMI and 2.4 kernels

On Thu, Sep 13, 2001 at 11:27:50AM -0700, San Mehat wrote:
> X-Mailer: Microsoft Outlook, Build 10.0.2627
Fix that!
> I believe that driver is not smp safe  and as such using the watchdog
> functionality can cause spontaneous hardware watchdog resets..
> undesirable enough? :)
The biggest undesirable behaviour is that it uses 100%cpu time of one
cpy in SMP systems. You don't want to have a driver that eats up a
single
cpu on a production system.

The cullprit is in the busy-waiting for the data that takes too long.

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