Re: [PATCH v5 4/8] iommu/vt-d: Aux-domain specific domain attach/detach

2019-01-15 Thread Jonathan Cameron
On Tue, 15 Jan 2019 10:10:21 +0800 Lu Baolu wrote: > Hi, > > On 1/14/19 8:26 PM, Jonathan Cameron wrote: > > On Thu, 10 Jan 2019 11:00:23 +0800 > > Lu Baolu wrote: > > > >> When multiple domains per device has been enabled by the > >> device driver, the device will tag the default PASID for

Re: [PATCH v5 4/8] iommu/vt-d: Aux-domain specific domain attach/detach

2019-01-14 Thread Lu Baolu
Hi, On 1/14/19 8:26 PM, Jonathan Cameron wrote: On Thu, 10 Jan 2019 11:00:23 +0800 Lu Baolu wrote: When multiple domains per device has been enabled by the device driver, the device will tag the default PASID for the domain to all DMA traffics out of the subset of this device; and the IOMMU

[PATCH v5 4/8] iommu/vt-d: Aux-domain specific domain attach/detach

2019-01-09 Thread Lu Baolu
When multiple domains per device has been enabled by the device driver, the device will tag the default PASID for the domain to all DMA traffics out of the subset of this device; and the IOMMU should translate the DMA requests in PASID granularity. This adds the