diff options
| author |   Thiago Jung Bauermann <bauerman@linux.vnet.ibm.com> | 2017-06-29 18:55:37 -0300 |
|---|---|---|
| committer |   Michael Ellerman <mpe@ellerman.id.au> | 2017-07-02 20:40:33 +1000 |
| commit | 2e6553aae3e6bd13cf176855d67233dce8817381 (patch) | |
| tree | f514dfa1f924bc39ed204b565e9676e66a5f40af /arch/powerpc/platforms/pseries/Kconfig | |
| parent | powerpc/perf/hv-24x7: Minor improvements (diff) | |
| download | linux-dev-2e6553aae3e6bd13cf176855d67233dce8817381.tar.xz linux-dev-2e6553aae3e6bd13cf176855d67233dce8817381.zip | |
powerpc/perf/hv-24x7: Support v2 of the hypervisor API
POWER9 introduces a new version of the hypervisor API to access the 24x7
perf counters. The new version changed some of the structures used for
requests and results.
Signed-off-by: Thiago Jung Bauermann <bauerman@linux.vnet.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Diffstat (limited to 'arch/powerpc/platforms/pseries/Kconfig')
| -rw-r--r-- | arch/powerpc/platforms/pseries/Kconfig | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/powerpc/platforms/pseries/Kconfig b/arch/powerpc/platforms/pseries/Kconfig index 913c54e23eea..3a6dfd14f64b 100644 --- a/arch/powerpc/platforms/pseries/Kconfig +++ b/arch/powerpc/platforms/pseries/Kconfig @@ -124,7 +124,7 @@ config HV_PERF_CTRS Enable access to hypervisor supplied counters in perf. Currently, this enables code that uses the hcall GetPerfCounterInfo and 24x7 interfaces to retrieve counters. GPCI exists on Power 6 and later - systems. 24x7 is available on Power 8 systems. + systems. 24x7 is available on Power 8 and later systems. If unsure, select Y. |