On 04/22/2014 06:23 PM, Andrew Lutomirski wrote: > > What's the to_dmesg thing for? >
It's for debugging... the espfix page tables generate so many duplicate entries that trying to output it via a seqfile runs out of memory. I suspect we need to do something like skip the espfix range or some other hack. > It looks sane, although I haven't checked the detailed register manipulation. > > Users of big systems may complain when every single CPU lines up for > that mutex. Maybe no one cares. Right now the whole smpboot sequence is fully serialized... that needs to be fixed. Konrad - I really could use some help figuring out what needs to be done for this not to break Xen. -hpa -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/