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From: David Gibson <david@gibson.dropbear.id.au>
To: Alexey Kardashevskiy <aik@ozlabs.ru>
Cc: Alex Williamson <alex.williamson@redhat.com>,
	qemu-ppc@nongnu.org, qemu-devel@nongnu.org,
	Gavin Shan <gwshan@linux.vnet.ibm.com>,
	Alexander Graf <agraf@suse.de>
Subject: Re: [Qemu-devel] [PATCH qemu v8 07/14] spapr_iommu: Remove vfio_accel flag from sPAPRTCETable
Date: Mon, 22 Jun 2015 13:51:28 +1000	[thread overview]
Message-ID: <20150622035128.GR13352@voom.redhat.com> (raw)
In-Reply-To: <1434627456-13745-8-git-send-email-aik@ozlabs.ru>

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On Thu, Jun 18, 2015 at 09:37:29PM +1000, Alexey Kardashevskiy wrote:
> sPAPRTCETable has a vfio_accel flag which is passed to
> kvmppc_create_spapr_tce() and controls whether to create a guest view
> table in KVM as this depends on the host kernel ability to accelerate
> H_PUT_TCE for VFIO devices. We would set this flag at the moment
> when sPAPRTCETable is created in spapr_tce_new_table() and
> use when the table is allocated in spapr_tce_table_realize().
> 
> Now we explicitly enable/disable DMA windows via spapr_tce_table_enable()
> and spapr_tce_table_disable() and can pass this flag directly without
> caching it in sPAPRTCETable.
> 
> This removes the flag. This should cause no behavioural change.
> 
> Signed-off-by: Alexey Kardashevskiy <aik@ozlabs.ru>

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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  reply	other threads:[~2015-06-22  4:10 UTC|newest]

Thread overview: 31+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-06-18 11:37 [Qemu-devel] [PATCH qemu v8 00/14] spapr: vfio: Enable Dynamic DMA windows (DDW) Alexey Kardashevskiy
2015-06-18 11:37 ` [Qemu-devel] [PATCH qemu v8 01/14] vmstate: Define VARRAY with VMS_ALLOC Alexey Kardashevskiy
2015-06-18 11:37 ` [Qemu-devel] [PATCH qemu v8 02/14] vfio: spapr: Move SPAPR-related code to a separate file Alexey Kardashevskiy
2015-06-18 21:10   ` Alex Williamson
2015-06-19  0:16     ` Alexey Kardashevskiy
2015-06-23  5:49   ` David Gibson
2015-06-18 11:37 ` [Qemu-devel] [PATCH qemu v8 03/14] spapr_pci_vfio: Enable multiple groups per container Alexey Kardashevskiy
2015-06-25 19:59   ` Alex Williamson
2015-06-30  3:32     ` Alexey Kardashevskiy
2015-06-18 11:37 ` [Qemu-devel] [PATCH qemu v8 04/14] spapr_pci: Convert finish_realize() to dma_capabilities_update()+dma_init_window() Alexey Kardashevskiy
2015-06-18 11:37 ` [Qemu-devel] [PATCH qemu v8 05/14] spapr_iommu: Move table allocation to helpers Alexey Kardashevskiy
2015-06-22  3:28   ` David Gibson
2015-06-18 11:37 ` [Qemu-devel] [PATCH qemu v8 06/14] spapr_iommu: Introduce "enabled" state for TCE table Alexey Kardashevskiy
2015-06-22  3:45   ` David Gibson
2015-06-18 11:37 ` [Qemu-devel] [PATCH qemu v8 07/14] spapr_iommu: Remove vfio_accel flag from sPAPRTCETable Alexey Kardashevskiy
2015-06-22  3:51   ` David Gibson [this message]
2015-06-18 11:37 ` [Qemu-devel] [PATCH qemu v8 08/14] spapr_iommu: Add root memory region Alexey Kardashevskiy
2015-06-18 11:37 ` [Qemu-devel] [PATCH qemu v8 09/14] spapr_pci: Do complete reset of DMA config when resetting PHB Alexey Kardashevskiy
2015-06-18 11:37 ` [Qemu-devel] [PATCH qemu v8 10/14] spapr_vfio_pci: Remove redundant spapr-pci-vfio-host-bridge Alexey Kardashevskiy
2015-06-22  4:41   ` David Gibson
2015-06-18 11:37 ` [Qemu-devel] [PATCH qemu v8 11/14] spapr_pci: Enable vfio-pci hotplug Alexey Kardashevskiy
2015-06-22  5:14   ` David Gibson
2015-06-18 11:37 ` [Qemu-devel] [PATCH qemu v8 12/14] linux headers update for DDW on SPAPR Alexey Kardashevskiy
2015-06-18 11:37 ` [Qemu-devel] [PATCH qemu v8 13/14] vfio: spapr: Add SPAPR IOMMU v2 support (DMA memory preregistering) Alexey Kardashevskiy
2015-06-18 11:37 ` [Qemu-devel] [PATCH qemu v8 14/14] spapr_pci/spapr_pci_vfio: Support Dynamic DMA Windows (DDW) Alexey Kardashevskiy
2015-06-23  6:38   ` David Gibson
2015-06-24 10:37     ` Alexey Kardashevskiy
2015-06-23  6:44 ` [Qemu-devel] [PATCH qemu v8 00/14] spapr: vfio: Enable Dynamic DMA windows (DDW) David Gibson
2015-06-24 10:52   ` Alexey Kardashevskiy
2015-06-25 19:59     ` Alex Williamson
2015-06-26  7:01       ` David Gibson

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