Re: [Qemu-devel] [PATCH v2 2/2] ohci: clear pending SOF on suspend

2016-01-07 Thread Thomas Huth
On 06.01.2016 20:45, Laurent Vivier wrote: > On overcommitted CPU, kernel can be so slow that an interrupt can > be triggered by the device whereas the driver is not ready to receive > it. This drives us into an infinite loop. > > On suspend, if a SOF interrupt is raised between the stop of the >

[Qemu-devel] [PATCH v2 2/2] ohci: clear pending SOF on suspend

2016-01-06 Thread Laurent Vivier
On overcommitted CPU, kernel can be so slow that an interrupt can be triggered by the device whereas the driver is not ready to receive it. This drives us into an infinite loop. On suspend, if a SOF interrupt is raised between the stop of the device processing and the change of the device internal