| commit | 8c79bfa51101354853f0f5d3b02435cec429da51 | [log] [tgz] |
|---|---|---|
| author | David S. Miller <davem@davemloft.net> | Thu Aug 16 20:35:41 2012 -0700 |
| committer | David S. Miller <davem@davemloft.net> | Sat Aug 18 23:03:53 2012 -0700 |
| tree | 412a66bd5885179b65a957956ad7978b6bada7f4 | |
| parent | 6f859c0e96f0737a543610a189d12420c569110f [diff] |
sparc64: Add hypervisor interfaces for SPARC-T4 perf counter access. Unlike for previous chips, access to the perf-counter control registers are all hyper-privileged. Therefore, access to them must go through a hypervisor interface. Signed-off-by: David S. Miller <davem@davemloft.net>