Re: [patch 00/47] Sparse irq rework

[Thomas Gleixner]

On Sat, 9 Oct 2010, Yinghai Lu wrote:

> On 10/09/2010 05:12 AM, Thomas Gleixner wrote:
> > On Sat, 9 Oct 2010, Yinghai Lu wrote:
> >> On 10/08/2010 11:10 PM, Thomas Gleixner wrote:
> >>>> [   59.449366] IP: [<ffffffff8147d715>] acpi_pci_irq_find_prt_entry+0x85/0xb1
> >>>
> >>> I can hardly see how this is related to the irq work.
> >>>
> >>>> [   71.076886] Pid: 1, comm: swapper Tainted: G        W   2.6.36-rc7-tip-yh-01944-ge8a4c5f-dirty #171      /Sun Fire x4800
> >>>> [   71.096947] RIP: 0010:[<ffffffff8141e232>]  [<ffffffff8141e232>] strcmp+0x4/0x21
> >>>
> >>> Ditto.
> >>
> >> don't know.
> >>
> >> but without merging your branch, those problems don't come out.
> >>
> >> only thing i can think about that you real free irq code could
> >> stress or expose other subsystem's bug etc.
> > 
> > The first crash is in early boot and that code just fiddles with acpi
> > internal stuff.
> > 
> 
> Need following patch. Please fold it into corresponding commit.

Thanks for spotting this !

	tglx
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