Re: [PATCH] boot: small change of halt method

[Grzegorz Kulewski <kangur@polcom.net>]

On Fri, 25 Aug 2006, Oleg Verych wrote:
> H. Peter Anvin wrote:
> >  Andrew Brukhov wrote:
> >
> > >  I'm new here.
> > >  After reading boot code i'm immidiatly change this string:
> ...
> > >  + * Small fix of halt method Andrew Brukhov, Aug. 2006 
> > >  */
> > > 
> <http://www.zip.com.au/~akpm/linux/patches/stuff/tpp.txt>
>
> >      while (1)
> >          asm volatile("hlt");
> >
> >  ... since HLT only pauses until interrupt.
> Why not to have a reboot here?
> Testing and getting such errors on my laptop, it needs a power cycle.

And what if hlt is buggy? I have at least one pIII tualatin based server 
that has some strange mainboard problem and will work only if nohlt is 
passed to the kernel.


Thanks,

Grzegorz Kulewski

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