Re: [PATCH kernel v11 21/34] powerpc/powernv/ioda2: Add TCE invalidation for all attached groups

2015-06-04 Thread Alexey Kardashevskiy
On 06/05/2015 10:27 AM, Gavin Shan wrote: 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

Re: [PATCH kernel v11 21/34] powerpc/powernv/ioda2: Add TCE invalidation for all attached groups

2015-06-04 Thread Gavin Shan
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

Re: [PATCH kernel v11 21/34] powerpc/powernv/ioda2: Add TCE invalidation for all attached groups

2015-06-04 Thread Alexey Kardashevskiy
On 06/05/2015 10:27 AM, Gavin Shan wrote: 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

Re: [PATCH kernel v11 21/34] powerpc/powernv/ioda2: Add TCE invalidation for all attached groups

2015-06-04 Thread Gavin Shan
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

Re: [PATCH kernel v11 21/34] powerpc/powernv/ioda2: Add TCE invalidation for all attached groups

2015-06-01 Thread David Gibson
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

Re: [PATCH kernel v11 21/34] powerpc/powernv/ioda2: Add TCE invalidation for all attached groups

2015-06-01 Thread David Gibson
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