Re: [ACPI] Re: Linux 2.4.26-rc1 (cmpxchg vs 80386 build)

From: Alan Cox
Date: Tue Mar 30 2004 - 08:01:58 EST

On Llu, 2004-03-29 at 23:07, Len Brown wrote:
> Linux uses this locking mechanism to coordinate shared access
> to hardware registers with embedded controllers,
> which is true also on uniprocessors too.

If the ACPI layer simply refuses to run on a CPU without cmpxchg
then I can't see there being a problem, there don't appear to be
any 386 processors with ACPI

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