Re: [Xen-devel] [PATCH v1 07/10] iommu/arm: Add alloc_page_table platform callback

2017-05-12 Thread Jan Beulich
>>> On 11.05.17 at 20:06, wrote: > Hi Oleksandr, > > On 11/05/17 15:00, Oleksandr Tyshchenko wrote: >> On Thu, May 11, 2017 at 2:38 PM, Julien Grall wrote: >>> Hi Oleksandr, >> Hi, Julien >> >>> >>> On 10/05/17 15:03, Oleksandr Tyshchenko wrote: From: Oleksandr Tyshchenko Th

Re: [Xen-devel] [PATCH v1 07/10] iommu/arm: Add alloc_page_table platform callback

2017-05-11 Thread Oleksandr Tyshchenko
On Thu, May 11, 2017 at 9:06 PM, Julien Grall wrote: > Hi Oleksandr, Hi Julien > > > On 11/05/17 15:00, Oleksandr Tyshchenko wrote: >> >> On Thu, May 11, 2017 at 2:38 PM, Julien Grall >> wrote: >>> >>> Hi Oleksandr, >> >> Hi, Julien >> >>> >>> On 10/05/17 15:03, Oleksandr Tyshchenko wrote:

Re: [Xen-devel] [PATCH v1 07/10] iommu/arm: Add alloc_page_table platform callback

2017-05-11 Thread Julien Grall
Hi Oleksandr, On 11/05/17 15:00, Oleksandr Tyshchenko wrote: On Thu, May 11, 2017 at 2:38 PM, Julien Grall wrote: Hi Oleksandr, Hi, Julien On 10/05/17 15:03, Oleksandr Tyshchenko wrote: From: Oleksandr Tyshchenko The alloc_page_table callback is a mandatory thing for the IOMMUs that do

Re: [Xen-devel] [PATCH v1 07/10] iommu/arm: Add alloc_page_table platform callback

2017-05-11 Thread Oleksandr Tyshchenko
On Thu, May 11, 2017 at 2:38 PM, Julien Grall wrote: > Hi Oleksandr, Hi, Julien > > On 10/05/17 15:03, Oleksandr Tyshchenko wrote: >> >> From: Oleksandr Tyshchenko >> >> The alloc_page_table callback is a mandatory thing >> for the IOMMUs that don't share page table with the CPU on ARM. >> The n

Re: [Xen-devel] [PATCH v1 07/10] iommu/arm: Add alloc_page_table platform callback

2017-05-11 Thread Julien Grall
Hi Oleksandr, On 10/05/17 15:03, Oleksandr Tyshchenko wrote: From: Oleksandr Tyshchenko The alloc_page_table callback is a mandatory thing for the IOMMUs that don't share page table with the CPU on ARM. The non-shared IOMMUs have to perform all required actions here to be ready to handle IOMMU

[Xen-devel] [PATCH v1 07/10] iommu/arm: Add alloc_page_table platform callback

2017-05-10 Thread Oleksandr Tyshchenko
From: Oleksandr Tyshchenko The alloc_page_table callback is a mandatory thing for the IOMMUs that don't share page table with the CPU on ARM. The non-shared IOMMUs have to perform all required actions here to be ready to handle IOMMU mapping updates right after completing it. The arch_iommu_popu