From: David Gibson <david@gibson.dropbear.id.au>
To: Gavin Shan <gwshan@linux.vnet.ibm.com>
Cc: alex.williamson@redhat.com, qemu-ppc@nongnu.org,
qemu-devel@nongnu.org, agraf@suse.de
Subject: Re: [Qemu-devel] [PATCH 2/2] sPAPR: Reenable EEH functionality on reboot
Date: Mon, 30 Mar 2015 13:40:04 +1100 [thread overview]
Message-ID: <20150330024004.GF9908@voom.fritz.box> (raw)
In-Reply-To: <1427348102-5879-3-git-send-email-gwshan@linux.vnet.ibm.com>
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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 <gwshan@linux.vnet.ibm.com>
Reviewed-by: David Gibson <david@gibson.dropbear.id.au>
--
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
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next prev parent reply other threads:[~2015-03-30 2:39 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-03-26 5:35 [Qemu-devel] [PATCH v3 0/2] Bug fixes for EEH on VFIO PCI devices Gavin Shan
2015-03-26 5:35 ` [Qemu-devel] [PATCH v3 1/2] VFIO: Clear stale MSIx table during EEH reset Gavin Shan
2015-03-27 6:00 ` David Gibson
2015-03-30 9:32 ` Gavin Shan
2015-03-30 2:39 ` David Gibson
2015-03-30 9:34 ` Gavin Shan
2015-03-31 19:36 ` Alex Williamson
2015-04-01 0:20 ` Gavin Shan
2015-04-01 1:16 ` Alex Williamson
2015-04-01 3:05 ` Gavin Shan
2015-03-26 5:35 ` [Qemu-devel] [PATCH 2/2] sPAPR: Reenable EEH functionality on reboot Gavin Shan
2015-03-27 6:01 ` David Gibson
2015-03-30 2:40 ` David Gibson [this message]
2015-03-30 9:35 ` Gavin Shan
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