Re: platforms/powernv: Fix update of NVLink DMA mask

2016-01-12 Thread Michael Ellerman
On Fri, 2016-08-01 at 00:35:09 UTC, Alistair Popple wrote: > The emulated NVLink PCI devices share the same IODA2 TCE tables but > only support a single TVT (instead of the normal two for PCI > devices). This requires the kernel to manually replace windows with > either the bypass or non-bypass

[PATCH] platforms/powernv: Fix update of NVLink DMA mask

2016-01-07 Thread Alistair Popple
The emulated NVLink PCI devices share the same IODA2 TCE tables but only support a single TVT (instead of the normal two for PCI devices). This requires the kernel to manually replace windows with either the bypass or non-bypass window depending on what the driver has requested. Unfortunately an