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SubjectRe: [PATCH 2/9] x86 idle: remove NOP cpuinfo_x86.hlt_works_ok flag

* Alan Cox <alan@lxorguk.ukuu.org.uk> wrote:

> > Btw., we used to auto-detect broken HLT systems IIRC - but that got lost
> > already. We should at least honor the boot parameter.
>
> I don't believe we ever auto detected them or found a way to do so. That
> was why the HLT message was printed before hlt was executed.

Yeah - the CPU hang was unrecoverably deep so no auto-detection was possible.

That's seriously ancient stuff - still, keeping the boot option around (<10
lines of code) does not hurt anyone.

Thanks,

Ingo


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