diff options
| author | Kan Liang <kan.liang@linux.intel.com> | 2021-04-12 07:30:49 -0700 |
|---|---|---|
| committer | Peter Zijlstra <peterz@infradead.org> | 2021-04-19 20:03:25 +0200 |
| commit | 24ee38ffe61a68fc35065fcab1908883a34c866b (patch) | |
| tree | da7e2a138cdb419f10070b9643627893da4f7ad3 /arch/x86/events/core.c | |
| parent | 0d18f2dfead8dd63bf1186c9ef38528d6a615a55 (diff) | |
perf/x86: Hybrid PMU support for event constraints
The events are different among hybrid PMUs. Each hybrid PMU should use
its own event constraints.
Signed-off-by: Kan Liang <kan.liang@linux.intel.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Reviewed-by: Andi Kleen <ak@linux.intel.com>
Link: https://lkml.kernel.org/r/1618237865-33448-10-git-send-email-kan.liang@linux.intel.com
Diffstat (limited to 'arch/x86/events/core.c')
| -rw-r--r-- | arch/x86/events/core.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/x86/events/core.c b/arch/x86/events/core.c index e8cb892c5826..f92d2344aa05 100644 --- a/arch/x86/events/core.c +++ b/arch/x86/events/core.c @@ -1518,6 +1518,7 @@ void perf_event_print_debug(void) struct cpu_hw_events *cpuc = &per_cpu(cpu_hw_events, cpu); int num_counters = hybrid(cpuc->pmu, num_counters); int num_counters_fixed = hybrid(cpuc->pmu, num_counters_fixed); + struct event_constraint *pebs_constraints = hybrid(cpuc->pmu, pebs_constraints); unsigned long flags; int idx; @@ -1537,7 +1538,7 @@ void perf_event_print_debug(void) pr_info("CPU#%d: status: %016llx\n", cpu, status); pr_info("CPU#%d: overflow: %016llx\n", cpu, overflow); pr_info("CPU#%d: fixed: %016llx\n", cpu, fixed); - if (x86_pmu.pebs_constraints) { + if (pebs_constraints) { rdmsrl(MSR_IA32_PEBS_ENABLE, pebs); pr_info("CPU#%d: pebs: %016llx\n", cpu, pebs); } |