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From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
To: Alexey Kardashevskiy <aik@ozlabs.ru>
Cc: Gavin Shan <gwshan@linux.vnet.ibm.com>,
	kvm-ppc@vger.kernel.org, Alexander Graf <agraf@suse.de>,
	Alex Williamson <alex.williamson@redhat.com>,
	qiudayu@linux.vnet.ibm.com, linuxppc-dev@lists.ozlabs.org
Subject: Re: [PATCH v7 3/3] drivers/vfio: EEH support for VFIO PCI device
Date: Fri, 30 May 2014 13:49:23 +1000	[thread overview]
Message-ID: <1401421763.14938.23.camel@pasglop> (raw)
In-Reply-To: <5387FE84.5060502@ozlabs.ru>

On Fri, 2014-05-30 at 13:44 +1000, Alexey Kardashevskiy wrote:
> 
> It is pseries, not real HW. Does phyp allow multiple real host PEs on
> the same virtual PHB?

I don't know how recent pHyp versions do it. I think they pretty much
have a PE == 1 virtual PHB so you might be right there.

On older HW they definitely used P2P bridges as PEs.

Cheers,
Ben.

  reply	other threads:[~2014-05-30  3:49 UTC|newest]

Thread overview: 31+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-05-27  8:40 [PATCH v7 0/3] EEH Support for VFIO PCI Device Gavin Shan
2014-05-27  8:40 ` [PATCH v7 1/3] powerpc/eeh: Avoid event on passed PE Gavin Shan
2014-05-27  8:40 ` [PATCH v7 2/3] powerpc/eeh: EEH support for VFIO PCI device Gavin Shan
2014-05-27  8:40 ` [PATCH v7 3/3] drivers/vfio: " Gavin Shan
2014-05-27 18:15   ` Alex Williamson
2014-05-27 20:30     ` Benjamin Herrenschmidt
2014-05-27 20:37       ` Alex Williamson
2014-05-27 20:41         ` Benjamin Herrenschmidt
2014-05-27 22:49     ` Alexander Graf
2014-05-28  0:39       ` Alex Williamson
2014-05-28  0:44         ` Alexander Graf
2014-05-28  0:57           ` Alex Williamson
2014-05-28 11:37             ` Alexander Graf
2014-05-28 16:17               ` Alex Williamson
2014-05-28 22:40                 ` Alexander Graf
2014-05-28 23:37                   ` Gavin Shan
2014-05-28 23:38                     ` Alexander Graf
2014-05-28 23:41                       ` Gavin Shan
2014-05-28  0:55     ` Gavin Shan
2014-05-28 11:41       ` Alexander Graf
2014-05-28 12:49         ` Gavin Shan
2014-05-28 13:12           ` Alexander Graf
2014-05-28 23:13             ` Gavin Shan
2014-05-28 21:58           ` Benjamin Herrenschmidt
2014-05-28 22:46             ` Alexander Graf
2014-05-28 23:18               ` Benjamin Herrenschmidt
2014-05-30  3:44             ` Alexey Kardashevskiy
2014-05-30  3:49               ` Benjamin Herrenschmidt [this message]
2014-05-28 16:32       ` Alex Williamson
2014-05-29  0:05         ` Gavin Shan
2014-05-29  0:44           ` Benjamin Herrenschmidt

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