diff options
| author | David S. Miller <davem@davemloft.net> | 2012-08-16 20:35:41 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2012-08-18 23:03:53 -0700 |
| commit | 8c79bfa51101354853f0f5d3b02435cec429da51 (patch) | |
| tree | 412a66bd5885179b65a957956ad7978b6bada7f4 /arch/sparc/kernel/nmi.c | |
| 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>
Diffstat (limited to 'arch/sparc/kernel/nmi.c')
0 files changed, 0 insertions, 0 deletions