On Thu, 2015-09-03 at 20:07 -0700, Sukadev Bhattiprolu wrote:
> Currently, the PMU interface allows reading only one counter at a time.
> But some PMUs like the 24x7 counters in Power, support reading several
> counters at once. To leveage this functionality, extend the transaction
> interface to s
Currently, the PMU interface allows reading only one counter at a time.
But some PMUs like the 24x7 counters in Power, support reading several
counters at once. To leveage this functionality, extend the transaction
interface to support a "transaction type".
The first type, PERF_PMU_TXN_ADD, refers