Hi Vaidy,
On 02/11/2014 12:32 PM, Vaidyanathan Srinivasan wrote:
From: Srivatsa S. Bhat srivatsa.b...@linux.vnet.ibm.com
On POWER systems, the CPU frequency is controlled at a core-level and
hence we need to serialize so that only one of the threads in the core
switches the core's frequency
From: Srivatsa S. Bhat srivatsa.b...@linux.vnet.ibm.com
On POWER systems, the CPU frequency is controlled at a core-level and
hence we need to serialize so that only one of the threads in the core
switches the core's frequency at a time.
Using a global mutex lock would needlessly serialize _all_