Re: Linux 4.9.6 ( Restore IO-APIC irq_chip retrigger callback , breaks my box )

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On Mon, 13 Feb 2017, Thomas Gleixner wrote:

> On Mon, 13 Feb 2017, Gabriel C wrote:
> > On 13.02.2017 05:36, Linus Torvalds wrote:
> > > Gabriel, does this patch fix your problem even without the revert (note
> > > that the revert is already in rc8, so if you apply Mike's patch on top of
> > > current kernel sources you should revert the revert to test)
> > 
> > Yes I know .. I have 2 kernels one with and one without the revert.
> > 
> > Mike's patch fixes the warning I see in rc8 with the revert but won't fix the
> > problem with reverted revert...
> 
> Can you please send your .config ?
> 
> > Also now I get a new warning :
> > 
> 
> Yes, that's definitely broken. I'll send that splat to the block folks.

Can you disable CONFIG_BLK_WBT for now so we get to the real stuff?

> > So far .. the kernel with the reverted revert + Mike's patch ( but even
> > without Mike's patch ) will trigger an bug in mce code ,
> > with mce=off it will trigger an bug in microcode code , with dis_ucode_ldr we
> > trigger an bug(s) in smp_call_*() and hrtimer_*() functions..
> > 
> > Also this 2 liner patch seems to break hell .. at least on my box.
> 
> I'm still stumped.
> 
> Thanks,
> 
> 	tglx
> 
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