On Thu, Apr 09, 2015 at 08:59:44AM +0000, Naoya Horiguchi wrote:
> I replied about testing. That might be tricky a little, but I hope it helps.
Yeah, whatever we do, we need this properly tested before upstreaming.
That's a given.
> Even if we raise tolerant level in running kdump, that doesn't prevent
> idling CPUs from running MCE handlers when MCE arrives, which makes memory
> accesses (losing information from kdump's viewpoint) and spits
> "MCE synchronization timeout" messages (unclear and confusing for users.)
Why? Those CPUs are offlined and num_online_cpus() in mce_start() should
account for that, no?
And if those are offlined, they're very very unlikely to trigger an MCE
as they're idle and not executing code.
--
Regards/Gruss,
Boris.
ECO tip #101: Trim your mails when you reply.
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