iommu/arm-smmu-v2 ASID/VMID calculation

Will Deacon will.deacon at arm.com
Wed Jan 27 11:08:50 PST 2016


On Wed, Jan 27, 2016 at 07:06:48PM +0000, Chalamarla, Tirumalesh wrote:
> On 1/26/16, 3:54 AM, "Will Deacon" <will.deacon at arm.com> wrote:
> >The problem is that you have shared state between multiple SMMU instances,
> >which I don't think is correct. I'm fine with a workaround, but I don't
> >want this logic to be used on other implementations where it is not
> >needed.
> 
> Ok, I will treat it as Errata and provide a patch for workaround this. 

Thank you.

Will



More information about the linux-arm-kernel mailing list