Messages in this thread | | | From | "Luck, Tony" <> | Subject | RE: [PATCH 4/6] x86-mce: Add spinlocks to prevent duplicated MCP and CMCI reports. | Date | Wed, 9 Jul 2014 23:32:53 +0000 |
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> I don't think we got the description right here. I think the real > issue here was machine check polls happening on multiple CPUs with > shared banks, all reporting the same MCEs. This is very reproducible > when booting with mce=no_cmci, since all CPUs will handle all banks, > and there's AFAICT no good way to identify shared banks without > enabling CMCI.
Ok - then update the description to enumerate the problem cases. Probably:
*) mce=no_cmci *) Intel cpus with MCG_CAP.MCG_CMCI_P=0 *) AMD cpus (they don't do CMCI at all, do they??)
-Tony
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