[PATCH 0/3] powerpc/perf: Add Performance Monitor Counters to extended regs
Athira Rajeev
atrajeev at linux.vnet.ibm.com
Wed Feb 3 17:55:34 AEDT 2021
Patch set to add Performance Monitor Counter SPR's as
part of extended regs in powerpc.
Patch 1/3 saves the PMC values in the perf interrupt
handler as part of per-cpu array.
Patch 2/3 adds PMC1 to PMC6 as part of the extended
regs mask.
Patch 3/3 includes perf tools side changes to add
PMC1 to PMC6 to sample_reg_mask to use with -I? option.
Athira Rajeev (3):
powerpc/perf: Include PMCs as part of per-cpu cpuhw_events struct
powerpc/perf: Expose Performance Monitor Counter SPR's as part of
extended regs
tools/perf: Add perf tools support to expose Performance Monitor
Counter SPRs as part of extended regs
arch/powerpc/include/asm/perf_event.h | 2 ++
arch/powerpc/include/uapi/asm/perf_regs.h | 28 +++++++++++++++++++------
arch/powerpc/perf/core-book3s.c | 28 +++++++++++++++++++------
arch/powerpc/perf/perf_regs.c | 13 ++++--------
tools/arch/powerpc/include/uapi/asm/perf_regs.h | 28 +++++++++++++++++++------
tools/perf/arch/powerpc/include/perf_regs.h | 6 ++++++
tools/perf/arch/powerpc/util/perf_regs.c | 6 ++++++
7 files changed, 84 insertions(+), 27 deletions(-)
--
1.8.3.1
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