On Thu, Feb 23, 2017 at 3:35 PM, Chris Wilson wrote:
> On Wed, Feb 22, 2017 at 04:36:31PM +, Robert Bragg wrote:
>> Since the exponent for periodic OA counter sampling is maintained in a
>> per-context register while we want to treat it as if it were global
>> state we need to be able to safel
On Wed, Feb 22, 2017 at 04:36:31PM +, Robert Bragg wrote:
> Since the exponent for periodic OA counter sampling is maintained in a
> per-context register while we want to treat it as if it were global
> state we need to be able to safely issue an mmio write to a per-context
> register and affec
Since the exponent for periodic OA counter sampling is maintained in a
per-context register while we want to treat it as if it were global
state we need to be able to safely issue an mmio write to a per-context
register and affect any currently running context.
We have to take some extra care in t