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e79b76e03b
Currently Monitor Mode Control Registers and Sampling registers are part of extended regs. Patch adds support to include Performance Monitor Counter Registers (PMC1 to PMC6 ) as part of extended registers. PMCs are saved in the perf interrupt handler as part of per-cpu array 'pmcs' in struct cpu_hw_events. While capturing the register values for extended regs, fetch these saved PMC values. Simplified the PERF_REG_PMU_MASK_300/31 definition to include PMU SPRs MMCR0 to PMC6. Exclude the unsupported SPRs (MMCR3, SIER2, SIER3) from extended mask value for CPU_FTR_ARCH_300 in the new definition. PERF_REG_EXTENDED_MAX is used to check if any index beyond the extended registers is requested in the sample. Have one PERF_REG_EXTENDED_MAX for CPU_FTR_ARCH_300/CPU_FTR_ARCH_31 since perf_reg_validate function already checks the extended mask for the presence of any unsupported register. Signed-off-by: Athira Rajeev <atrajeev@linux.vnet.ibm.com> Signed-off-by: Michael Ellerman <mpe@ellerman.id.au> Link: https://lore.kernel.org/r/1612335337-1888-3-git-send-email-atrajeev@linux.vnet.ibm.com |
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.. | ||
req-gen | ||
8xx-pmu.c | ||
bhrb.S | ||
callchain.c | ||
callchain.h | ||
callchain_32.c | ||
callchain_64.c | ||
core-book3s.c | ||
core-fsl-emb.c | ||
e500-pmu.c | ||
e6500-pmu.c | ||
generic-compat-pmu.c | ||
hv-24x7-catalog.h | ||
hv-24x7-domains.h | ||
hv-24x7.c | ||
hv-24x7.h | ||
hv-common.c | ||
hv-common.h | ||
hv-gpci-requests.h | ||
hv-gpci.c | ||
hv-gpci.h | ||
imc-pmu.c | ||
internal.h | ||
isa207-common.c | ||
isa207-common.h | ||
Makefile | ||
mpc7450-pmu.c | ||
perf_regs.c | ||
power5+-pmu.c | ||
power5-pmu.c | ||
power6-pmu.c | ||
power7-events-list.h | ||
power7-pmu.c | ||
power8-events-list.h | ||
power8-pmu.c | ||
power9-events-list.h | ||
power9-pmu.c | ||
power10-events-list.h | ||
power10-pmu.c | ||
ppc970-pmu.c |