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Re: [RFC v2 07/22] hw/pci: introduce pci_device_iommu_context()
From: |
Peter Xu |
Subject: |
Re: [RFC v2 07/22] hw/pci: introduce pci_device_iommu_context() |
Date: |
Fri, 1 Nov 2019 19:09:49 +0100 |
User-agent: |
Mutt/1.11.4 (2019-03-13) |
On Thu, Oct 24, 2019 at 08:34:28AM -0400, Liu Yi L wrote:
> This patch adds pci_device_iommu_context() to get an iommu_context
> for a given device. A new callback is added in PCIIOMMUOps. Users
> who wants to listen to events issued by vIOMMU could use this new
> interface to get an iommu_context and register their own notifiers,
> then wait for notifications from vIOMMU. e.g. VFIO is the first user
> of it to listen to the PASID_ALLOC/PASID_BIND/CACHE_INV events and
> propagate the events to host.
>
> Cc: Kevin Tian <address@hidden>
> Cc: Jacob Pan <address@hidden>
> Cc: Peter Xu <address@hidden>
> Cc: Eric Auger <address@hidden>
> Cc: Yi Sun <address@hidden>
> Cc: David Gibson <address@hidden>
> Signed-off-by: Liu Yi L <address@hidden>
Reviewed-by: Peter Xu <address@hidden>
--
Peter Xu
- Re: [RFC v2 07/22] hw/pci: introduce pci_device_iommu_context(),
Peter Xu <=