[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: [Qemu-ppc] [PATCH qemu 0/3] spapr/iommu: Enable in-kernel TCE accele
From: |
Paolo Bonzini |
Subject: |
Re: [Qemu-ppc] [PATCH qemu 0/3] spapr/iommu: Enable in-kernel TCE acceleration via VFIO KVM device |
Date: |
Thu, 18 Jan 2018 09:13:34 +0100 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.5.0 |
On 16/01/2018 21:46, Alex Williamson wrote:
> On Mon, 15 Jan 2018 15:12:07 +1100
> Alexey Kardashevskiy <address@hidden> wrote:
>
>> On 03/01/18 04:51, Paolo Bonzini wrote:
>>> On 02/01/2018 06:28, Alexey Kardashevskiy wrote:
>>>> This is my current queue of the in-kernel TCE acceleration
>>>> enablement.
>>>>
>>>> Changes since
>>>> https://lists.gnu.org/archive/html/qemu-devel/2017-12/msg01918.html :
>>>> * 3 patches instead of one, one per maintainership area;
>>>> * added memory_region_iommu_get_attr();
>>>> * removed set_attr() as there is no use for it now;
>>>> * folded the chunk in vfio_listener_region_add() under
>>>> VFIO_SPAPR_TCE_v2_IOMMU branch as the acceleration is only
>>>> enabled when DMA memory is preregistered and this is only supported
>>>> by the v2 IOMMU.
>>>>
>>>> This is based on sha1
>>>> ad59cde Cédric Le Goater "target/ppc: more use of the PPC_*() macros".
>>>>
>>>> Please comment. Thanks.
>>>>
>>>>
>>>>
>>>> Alexey Kardashevskiy (3):
>>>> memory/iommu: Add get_attr()
>>>> vfio/spapr: Use iommu memory region's get_attr()
>>>> spapr/iommu: Enable in-kernel TCE acceleration via VFIO KVM device
>>>>
>>>> include/exec/memory.h | 22 ++++++++++++++++++++++
>>>> target/ppc/kvm_ppc.h | 6 ++++++
>>>> hw/ppc/spapr_iommu.c | 19 +++++++++++++++++++
>>>> hw/vfio/common.c | 26 ++++++++++++++++++++++++++
>>>> memory.c | 13 +++++++++++++
>>>> target/ppc/kvm.c | 7 ++++++-
>>>> hw/vfio/trace-events | 1 +
>>>> 7 files changed, 93 insertions(+), 1 deletion(-)
>>>>
>>>
>>> Alex, if this is okay for you, please pick it up yourself.
>>
>> Alex, ping?
>
> Yeah, I'll pick these up. Paolo, do you want to throw an explicit Ack
> for the first patch? David, R-b/A-b? Thanks,
>
> Alex
>
Acked-by: Paolo Bonzini <address@hidden>
- [Qemu-ppc] [PATCH qemu 0/3] spapr/iommu: Enable in-kernel TCE acceleration via VFIO KVM device, Alexey Kardashevskiy, 2018/01/02
- [Qemu-ppc] [PATCH qemu 1/3] memory/iommu: Add get_attr(), Alexey Kardashevskiy, 2018/01/02
- [Qemu-ppc] [PATCH qemu 2/3] vfio/spapr: Use iommu memory region's get_attr(), Alexey Kardashevskiy, 2018/01/02
- [Qemu-ppc] [PATCH qemu 3/3] spapr/iommu: Enable in-kernel TCE acceleration via VFIO KVM device, Alexey Kardashevskiy, 2018/01/02
- Re: [Qemu-ppc] [Qemu-devel] [PATCH qemu 0/3] spapr/iommu: Enable in-kernel TCE acceleration via VFIO KVM device, no-reply, 2018/01/02
- Re: [Qemu-ppc] [PATCH qemu 0/3] spapr/iommu: Enable in-kernel TCE acceleration via VFIO KVM device, Paolo Bonzini, 2018/01/02