On 29.01.15 06:04, Alexey Kardashevskiy wrote: > Instead of tweaking a TCE table device by adding there a bypass flag, > let's add an alias to RAM and IOMMU memory region, and enable/disable > those according to the selected bypass mode. > This way IOMMU memory region can have size of the actual window rather > than ram_size which is essential for upcoming DDW support. > > This moves bypass logic to VIO layer and keeps @bypass flag in TCE table > for migration compatibility only. This replaces spapr_tce_set_bypass() > calls with explicit assignment to avoid confusion as the function could > do something more that just syncing the @bypass flag. > > This adds a pointer to VIO device into the sPAPRTCETable struct to provide > the sPAPRTCETable device a way to update bypass mode for the VIO device. > > Signed-off-by: Alexey Kardashevskiy <a...@ozlabs.ru>
Thanks, applied to ppc-next. Alex
