Messages in this thread | | | Date | Mon, 1 Jun 2015 16:49:22 +1000 | From | David Gibson <> | Subject | Re: [PATCH kernel v11 21/34] powerpc/powernv/ioda2: Add TCE invalidation for all attached groups |
| |
On Fri, May 29, 2015 at 06:44:45PM +1000, Alexey Kardashevskiy wrote: > The iommu_table struct keeps a list of IOMMU groups it is used for. > At the moment there is just a single group attached but further > patches will add TCE table sharing. When sharing is enabled, TCE cache > in each PE needs to be invalidated so does the patch. > > This does not change pnv_pci_ioda1_tce_invalidate() as there is no plan > to enable TCE table sharing on PHBs older than IODA2. > > Signed-off-by: Alexey Kardashevskiy <aik@ozlabs.ru>
Reviewed-by: David Gibson <david@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 [unhandled content-type:application/pgp-signature] | |