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SubjectRe: [BUG FIX] Make x86_32 uni-processor Atomic ops, Atomic
Date
On Thu May 28 2009, Pavel Machek wrote:
> Hi!
>
> > The observation that executing an unnecessary 'lock' opcode in some
> > cases slows down the machine is not felt by myself to be significant
> > to duplicating my observations. Note: I have been wrong before.
> >
> > This is as informative as I can make the message.
> >
> > PS: *not* a single machine failure, tested on five machines, owned
> > by four different people, two brands, with different use histories.
>
> I have seen some problems on via c7m based machines, where some 'smart
> bios person' implemented EC access in AML (normally, it is accessed
> from ec.c driver). Maybe you have similary bad bios?
>

How to tell or distingush?
Did your looking at the dmidecode output show you that?

Mike


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