Re: [PATCH V7 7/8] iommu/arm-smmu: Set privileged attribute to 'default' instead of 'unprivileged'

2016-12-13 Thread Robin Murphy
On 12/12/16 18:38, Sricharan R wrote: > Currently the driver sets all the device transactions privileges > to UNPRIVILEGED, but there are cases where the iommu masters wants > to isolate privileged supervisor and unprivileged user. > So don't override the privileged setting to unprivileged,

Re: [PATCH V7 7/8] iommu/arm-smmu: Set privileged attribute to 'default' instead of 'unprivileged'

2016-12-13 Thread Robin Murphy
On 12/12/16 18:38, Sricharan R wrote: > Currently the driver sets all the device transactions privileges > to UNPRIVILEGED, but there are cases where the iommu masters wants > to isolate privileged supervisor and unprivileged user. > So don't override the privileged setting to unprivileged,

[PATCH V7 7/8] iommu/arm-smmu: Set privileged attribute to 'default' instead of 'unprivileged'

2016-12-12 Thread Sricharan R
Currently the driver sets all the device transactions privileges to UNPRIVILEGED, but there are cases where the iommu masters wants to isolate privileged supervisor and unprivileged user. So don't override the privileged setting to unprivileged, instead set it to default as incoming and let it be

[PATCH V7 7/8] iommu/arm-smmu: Set privileged attribute to 'default' instead of 'unprivileged'

2016-12-12 Thread Sricharan R
Currently the driver sets all the device transactions privileges to UNPRIVILEGED, but there are cases where the iommu masters wants to isolate privileged supervisor and unprivileged user. So don't override the privileged setting to unprivileged, instead set it to default as incoming and let it be