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SubjectRe: [Patch V0] x86, mce: Ensure offline CPU's don't participate in mce rendezvous process.
On Fri, Dec 04, 2015 at 06:30:39PM +0000, Luck, Tony wrote:
> Ashok wants to move in stage 2 to having the offline cpu scan banks and report
> any errors seen there. To do that we'll have to run through a fair bit of the
> do_machine_check() code.

I'm still very sceptical whether logging those errors are worth the risk
of running code on an offlined CPU.

> But ... if you want a super safe version to put the stable tag on ... we could
> just have something like this at the head of do_machine_check()

It would be prudent IMO. We don't want to disrupt stable kernels
unnecessarily.

--
Regards/Gruss,
Boris.

ECO tip #101: Trim your mails when you reply.


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