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From(Eric W. Biederman)
SubjectRe: MSI entry unlinked before arch_teardown_msi_irq().
DateSun, 25 Feb 2007 02:08:07 -0700
David Miller <davem@davemloft.net> writes:

> ric, you recommended to me that I use:
>
> 	struct msi_desc *entry = get_irq_data(irq);
>
> in my arch_teardown_msi_irq() routine earlier, but the current
> code unlinks the entry before the call to arch_teardown_msi_irq()
> so I get OOPS's on shutdown on sparc64 because of this since
> get_irq_data() will return NULL at that point.
>
> Can you fix this up or suggest how I should code the patch to
> your liking so I can take care of it?

I'm guessing my patch to switch the appropriate from get_irq_data to
get_irq_msi was merged in between that conversation and this.

Sorry about that. 

There was a real problem that ppc used the data stored in get_irq_data
for something else.  So we added a dedicated pointer to struct irq_desc.

If that isn't the issue holler and I will look into it a little more.

Eric
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