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Re: [Qemu-devel] [PATCH 2/2] sPAPR: Reenable EEH functionality on reboot
From: |
Gavin Shan |
Subject: |
Re: [Qemu-devel] [PATCH 2/2] sPAPR: Reenable EEH functionality on reboot |
Date: |
Mon, 30 Mar 2015 20:35:15 +1100 |
User-agent: |
Mutt/1.5.21 (2010-09-15) |
On Mon, Mar 30, 2015 at 01:40:04PM +1100, David Gibson wrote:
>On Thu, Mar 26, 2015 at 04:35:02PM +1100, Gavin Shan wrote:
>> When rebooting the guest, some PEs might be in frozen state. The
>> contained PCI devices won't work properly if their frozen states
>> aren't cleared in time. One case running into this situation would
>> be maximal EEH error times encountered in the guest.
>>
>> The patch reenables the EEH functinality on PEs on PHB's reset
>> callback, which will clear their frozen states if needed.
>>
>> Signed-off-by: Gavin Shan <address@hidden>
>
>Reviewed-by: David Gibson <address@hidden>
>
Thanks for your review, David.
>--
>David Gibson | I'll have my music baroque, and my code
>david AT gibson.dropbear.id.au | minimalist, thank you. NOT _the_ _other_
> | _way_ _around_!
>http://www.ozlabs.org/~dgibson