On Sat, Sep 16, 2017 at 2:42 AM, Felix Kuehling wrote:
> From: Yong Zhao
>
> When we do suspend/resume through "sudo pm-suspend" while there is
> HSA activity running, upon resume we will encounter HWS hanging, which
> is caused by memory read/write
From: Yong Zhao
When we do suspend/resume through "sudo pm-suspend" while there is
HSA activity running, upon resume we will encounter HWS hanging, which
is caused by memory read/write failures. The root cause is that when
suspend, we neglected to unbind pasid from kfd device.