qemu-devel
[Top][All Lists]
Advanced

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: [Qemu-devel] [PATCH qemu v8 07/14] spapr_iommu: Remove vfio_accel fl


From: David Gibson
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
User-agent: Mutt/1.5.23 (2014-03-12)

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 <address@hidden>

Reviewed-by: David Gibson <address@hidden>

-- 
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

Attachment: pgpfbbMKcFpD1.pgp
Description: PGP signature


reply via email to

[Prev in Thread] Current Thread [Next in Thread]