Re: [PATCH v3 3/4] iommu: Add iommu_aux_get_domain_for_dev()

2020-08-02 Thread Lu Baolu
Hi Alex, On 8/1/20 2:14 AM, Alex Williamson wrote: On Fri, 31 Jul 2020 14:30:03 +0800 Lu Baolu wrote: Hi Alex, On 2020/7/30 4:25, Alex Williamson wrote: On Tue, 14 Jul 2020 13:57:02 +0800 Lu Baolu wrote: The device driver needs an API to get its aux-domain. A typical usage scenario is

Re: [PATCH v3 3/4] iommu: Add iommu_aux_get_domain_for_dev()

2020-07-31 Thread Alex Williamson
On Fri, 31 Jul 2020 14:30:03 +0800 Lu Baolu wrote: > Hi Alex, > > On 2020/7/30 4:25, Alex Williamson wrote: > > On Tue, 14 Jul 2020 13:57:02 +0800 > > Lu Baolu wrote: > > > >> The device driver needs an API to get its aux-domain. A typical usage > >> scenario is: > >> > >> unsigned

Re: [PATCH v3 3/4] iommu: Add iommu_aux_get_domain_for_dev()

2020-07-30 Thread Lu Baolu
Hi Alex, On 2020/7/30 4:25, Alex Williamson wrote: On Tue, 14 Jul 2020 13:57:02 +0800 Lu Baolu wrote: The device driver needs an API to get its aux-domain. A typical usage scenario is: unsigned long pasid; struct iommu_domain *domain; struct device *dev = mdev_dev(

RE: [PATCH v3 3/4] iommu: Add iommu_aux_get_domain_for_dev()

2020-07-30 Thread Tian, Kevin
> From: Tian, Kevin > Sent: Friday, July 31, 2020 8:26 AM > > > From: Alex Williamson > > Sent: Friday, July 31, 2020 4:17 AM > > > > On Wed, 29 Jul 2020 23:49:20 + > > "Tian, Kevin" wrote: > > > > > > From: Alex Williamson > > > > Sent: Thursday, July 30, 2020 4:25 AM > > > > > > > > On Tu

RE: [PATCH v3 3/4] iommu: Add iommu_aux_get_domain_for_dev()

2020-07-30 Thread Tian, Kevin
> From: Alex Williamson > Sent: Friday, July 31, 2020 4:17 AM > > On Wed, 29 Jul 2020 23:49:20 + > "Tian, Kevin" wrote: > > > > From: Alex Williamson > > > Sent: Thursday, July 30, 2020 4:25 AM > > > > > > On Tue, 14 Jul 2020 13:57:02 +0800 > > > Lu Baolu wrote: > > > > > > > The device d

Re: [PATCH v3 3/4] iommu: Add iommu_aux_get_domain_for_dev()

2020-07-30 Thread Alex Williamson
On Wed, 29 Jul 2020 23:49:20 + "Tian, Kevin" wrote: > > From: Alex Williamson > > Sent: Thursday, July 30, 2020 4:25 AM > > > > On Tue, 14 Jul 2020 13:57:02 +0800 > > Lu Baolu wrote: > > > > > The device driver needs an API to get its aux-domain. A typical usage > > > scenario is: > > >

RE: [PATCH v3 3/4] iommu: Add iommu_aux_get_domain_for_dev()

2020-07-29 Thread Tian, Kevin
> From: Alex Williamson > Sent: Thursday, July 30, 2020 4:25 AM > > On Tue, 14 Jul 2020 13:57:02 +0800 > Lu Baolu wrote: > > > The device driver needs an API to get its aux-domain. A typical usage > > scenario is: > > > > unsigned long pasid; > > struct iommu_domain *domain; > >

Re: [PATCH v3 3/4] iommu: Add iommu_aux_get_domain_for_dev()

2020-07-29 Thread Alex Williamson
On Tue, 14 Jul 2020 13:57:02 +0800 Lu Baolu wrote: > The device driver needs an API to get its aux-domain. A typical usage > scenario is: > > unsigned long pasid; > struct iommu_domain *domain; > struct device *dev = mdev_dev(mdev); > struct device *iommu_device =

[PATCH v3 3/4] iommu: Add iommu_aux_get_domain_for_dev()

2020-07-13 Thread Lu Baolu
The device driver needs an API to get its aux-domain. A typical usage scenario is: unsigned long pasid; struct iommu_domain *domain; struct device *dev = mdev_dev(mdev); struct device *iommu_device = vfio_mdev_get_iommu_device(dev); domain = iommu_aux_get_d