On Fri, 2010-01-29 at 15:05 -0800, Corey Ashford wrote:So you'd read the id from the sysfs topology tree, and then pass that id to the
interface? That's an interesting approach that eliminates the need to pass a
string pmu path to the kernel.
No, the attr.pmu_id would reflect the location in the tree (pci
location, or spu number), the pmu id reported would identify the kind of
pmu driver used for that particular device.
I realized this confusion after sending but didn't clarify, we should
come up with a good alternative name for either (or both) uses.