linux-kernel - Re: [PATCH kernel] powerpc/iommu/ioda2: Enable compile with IOV=on and IOMMU

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Date:	Tue, 16 Jun 2015 13:40:34 +1000
From:	David Gibson <david@...son.dropbear.id.au>
To:	Alexey Kardashevskiy <aik@...abs.ru>
Cc:	linuxppc-dev@...ts.ozlabs.org,
	Gavin Shan <gwshan@...ux.vnet.ibm.com>,
	Michael Ellerman <mpe@...erman.id.au>,
	Paul Mackerras <paulus@...ba.org>, linux-kernel@...r.kernel.org
Subject: Re: [PATCH kernel] powerpc/iommu/ioda2: Enable compile with IOV=on
 and IOMMU_API=off

On Mon, Jun 15, 2015 at 05:49:59PM +1000, Alexey Kardashevskiy wrote:
> The pnv_pci_ioda2_unset_window() function is used to do the final
> cleanup of a DMA window being released:
> - via VFIO ioctl by the guest request;
> - via unplugging a virtual PCI function.
> However the function was under #ifdef CONFIG_IOMMU_API and was missing.
> 
> This moves the helper outside of IOMMU_API block and enables it
> for either or both IOMMU_API and PCI_IOV.
> 
> Signed-off-by: Alexey Kardashevskiy <aik@...abs.ru>

Reviewed-by: David Gibson <david@...son.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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