On Wed, 2022-02-23 at 19:38 +1000, Nicholas Piggin wrote:
> Excerpts from Haren Myneni's message of February 20, 2022 6:04 am:
> > Virtual Accelerator Switchboard (VAS) is an engine stays on the
> > chip. So all windows opened on a specific engine belongs to VAS
> > the chip.
>
> The problem is mo
Excerpts from Haren Myneni's message of February 20, 2022 6:04 am:
>
> Virtual Accelerator Switchboard (VAS) is an engine stays on the
> chip. So all windows opened on a specific engine belongs to VAS
> the chip.
The problem is more that PAPR does not virtualise the VAS windows,
right? That's a w
Virtual Accelerator Switchboard (VAS) is an engine stays on the
chip. So all windows opened on a specific engine belongs to VAS
the chip. The hypervisor expects the partition to close all
active windows on the sources system and reopen them after
migration on the destination machine.
This patch