Messages in this thread | | | Date | Sat, 28 Jun 2014 00:14:39 +0200 | From | Borislav Petkov <> | Subject | Re: [PATCH v3 4/9] ACPI, x86: Extended error log driver for x86 platform |
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On Fri, Jun 27, 2014 at 10:10:48PM +0000, Luck, Tony wrote: > I spoke too quickly. The only MCE for which we have recovery code are > those that hit in application code. So the processor that is trying to > do the printk() can't possibly be holding the locks. Other processors > might have held the lock at the time of the MCE - but they have all > returned from the handler at the time we try the printk - so they will > make progess and release the lock so that we can acquire it.
That could explain why we're not seeing hangs left and right. :-)
-- Regards/Gruss, Boris.
Sent from a fat crate under my desk. Formatting is fine. --
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