Re: [PATCH] ahci: do not request irq for dummy port

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On Wed, Apr 16, 2014 at 11:43:46AM -0500, David Milburn wrote:
> System may crash in ahci_hw_interrupt() or ahci_thread_fn() when accessing
> the interrupt status in a port's private_data if the port is actually a
> DUMMY port.
> 
> # lspci | grep ATA
> 00:1f.2 SATA controller: Intel Corporation 82801JI (ICH10 Family) SATA AHCI Controller
> 
> # systemctl status kdump (to ensure kdump service is running)
> # echo c > /proc/sysrq-trigger
> 
> <snip console output for linux-3.15-rc1>
...
> 
> Cc: Alexander Gordeev <agordeev@xxxxxxxxxx>
> Cc: Tejun Heo <tj@xxxxxxxxxx>
> Cc: <stable@xxxxxxxxxxxxxxx>
> Signed-of-by: David Milburn <dmilburn@xxxxxxxxxx>

Applied to libata/for-3.15-fixes.

Thanks.

-- 
tejun
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