Re: [PATCH v2] vfio: platform: Fix using devices in PM Domains

2018-05-28 Thread Geert Uytterhoeven
Hi Eric, On Mon, May 28, 2018 at 4:54 PM, Auger Eric wrote: > On 05/18/2018 12:55 PM, Geert Uytterhoeven wrote: >> If a device is part of a PM Domain (e.g. power and/or clock domain), its >> power state is managed using Runtime PM. Without Runtime PM, the device >> may not be powered up or clock

Re: [PATCH v2] vfio: platform: Fix using devices in PM Domains

2018-05-28 Thread Auger Eric
Hi Geert, On 05/18/2018 12:55 PM, Geert Uytterhoeven wrote: > If a device is part of a PM Domain (e.g. power and/or clock domain), its > power state is managed using Runtime PM. Without Runtime PM, the device > may not be powered up or clocked, causing subtle failures, crashes, or > system lock-u

[PATCH v2] vfio: platform: Fix using devices in PM Domains

2018-05-18 Thread Geert Uytterhoeven
If a device is part of a PM Domain (e.g. power and/or clock domain), its power state is managed using Runtime PM. Without Runtime PM, the device may not be powered up or clocked, causing subtle failures, crashes, or system lock-ups when the device is accessed by the guest. Fix this by adding Runt