Re: [PATCH 00/16 v2] iommu: Move domain allocation into drivers

From: Heiko Stuebner
Date: Fri Mar 27 2015 - 20:39:44 EST


Am Donnerstag, 26. März 2015, 13:43:03 schrieb Joerg Roedel:
> Changes v1-v2:
>
> * Rebased to v4.0-rc5
> * Converted domain-types to a bit-field
>
> Hi,
>
> here is patch-set to replace the existing domain_init and
> domain_destroy iommu-ops with the new domain_alloc and
> domain_free callbacks
>
> The new callbacks move the allocation of iommu domains into
> the iommu driver, allowing them to put a generic
> iommu_domain struct into their own domain struct. This makes
> domain handling in the drivers more cache efficient and
> prepares the introduction of default domains in another
> patch-set.
>
> While at it, this patch-set also introduces domain types.
> These are internal to the iommu core code for now, there are
> three of them:
>
> * DMA-API domains
> * Identity mapped domains
> * Domains unmanaged by the iommu-core, used for
> iommu-api so that the users can create their own
> mappings
>
> The patches have been compile tested for x86, ARM and PPC
> and runtime tested on x86 (Intel VT-d and AMD IOMMU).
>
> Please review.

core and Rockchip bits
Tested-by: Heiko Stuebner <heiko@xxxxxxxxx>

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