14/02/2019 20:31, Aaron Conole:
> Kevin Traynor writes:
>
> > Commit cdc242f260e7 says:
> > For Linux kernel 4.0 and newer, the ability to obtain
> > physical page frame numbers for unprivileged users from
> > /proc/self/pagemap was removed. Instead, when an IOMMU
> > is present,
Kevin Traynor writes:
> Commit cdc242f260e7 says:
> For Linux kernel 4.0 and newer, the ability to obtain
> physical page frame numbers for unprivileged users from
> /proc/self/pagemap was removed. Instead, when an IOMMU
> is present, simply choose our own DMA addresses instead.
>
Commit cdc242f260e7 says:
For Linux kernel 4.0 and newer, the ability to obtain
physical page frame numbers for unprivileged users from
/proc/self/pagemap was removed. Instead, when an IOMMU
is present, simply choose our own DMA addresses instead.
In this case the user still sees e
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