On Sat, Apr 25, 2015 at 10:14:36PM +1000, Alexey Kardashevskiy wrote: > Modern IBM POWERPC systems support multiple (currently two) TCE tables > per IOMMU group (a.k.a. PE). This adds a iommu_table_group container > for TCE tables. Right now just one table is supported. > > For P5IOC2 and IODA, iommu_table_group is embedded into PE struct > (pnv_ioda_pe and pnv_phb) and does not require iommu_free_table(), only . > iommu_reset_table(). > > For pSeries, this replaces multiple calls of kzalloc_node() with a new > iommu_pseries_group_alloc() helper and stores the table group struct > pointer into the pci_dn struct. For release, a iommu_table_group_free() > helper is added. > > This should cause no behavioural change. > > Signed-off-by: Alexey Kardashevskiy <a...@ozlabs.ru> > [aw: for the vfio related changes] > Acked-by: Alex Williamson <alex.william...@redhat.com>
I'm not particularly fond of the "table_group" name, but I can't
really think of a better name for now. So,
Reviewed-by: David Gibson <da...@gibson.dropbear.id.au>
--
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
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