On Wed, Sep 19, 2018 at 09:35:59AM +0100, Paul Durrant wrote:
> This patch removes the implicit domain_crash() from iommu_map(),
> unmap_page() and iommu_iotlb_flush() and turns them into straightforward
> wrappers that check the existence of the relevant iommu_op and call
> through to it. This makes them usable by PV IOMMU code to be delivered in
> future patches.
> This patch adds a helper macro, domu_crash(), that will only invoke
> domain_crash() if the domain is not the hardware domain and modifies
> callers of iommu_map(), unmap_page() and iommu_iotlb_flush() to use this
> should an operation fail.
> 
> NOTE: This patch includes one bit of clean-up in set_identity_p2m_entry()
>       replacing use of p2m->domain with the domain pointer passed into the
>       function.
> 
> Signed-off-by: Paul Durrant <[email protected]>
> Reviewed-by: Jan Beulich <[email protected]>
> Reviewed-by: Kevin Tian <[email protected]>
> Reviewed-by: Roger Pau Monne <[email protected]>

Reviewed-by: Wei Liu <[email protected]>

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