diff options
Diffstat (limited to 'arch/s390/kernel/perf_cpum_cf.c')
| -rw-r--r-- | arch/s390/kernel/perf_cpum_cf.c | 14 |
1 files changed, 2 insertions, 12 deletions
diff --git a/arch/s390/kernel/perf_cpum_cf.c b/arch/s390/kernel/perf_cpum_cf.c index 33205dd410e4..4d09954ebf49 100644 --- a/arch/s390/kernel/perf_cpum_cf.c +++ b/arch/s390/kernel/perf_cpum_cf.c @@ -14,7 +14,6 @@ #include <linux/percpu.h> #include <linux/notifier.h> #include <linux/init.h> -#include <linux/export.h> #include <linux/miscdevice.h> #include <linux/perf_event.h> @@ -442,7 +441,7 @@ static void cpum_cf_make_setsize(enum cpumf_ctr_set ctrset) ctrset_size = 48; else if (cpumf_ctr_info.csvn >= 3 && cpumf_ctr_info.csvn <= 5) ctrset_size = 128; - else if (cpumf_ctr_info.csvn == 6 || cpumf_ctr_info.csvn == 7) + else if (cpumf_ctr_info.csvn >= 6 && cpumf_ctr_info.csvn <= 8) ctrset_size = 160; break; case CPUMF_CTR_SET_MT_DIAG: @@ -858,18 +857,13 @@ static int cpumf_pmu_event_type(struct perf_event *event) static int cpumf_pmu_event_init(struct perf_event *event) { unsigned int type = event->attr.type; - int err; + int err = -ENOENT; if (type == PERF_TYPE_HARDWARE || type == PERF_TYPE_RAW) err = __hw_perf_event_init(event, type); else if (event->pmu->type == type) /* Registered as unknown PMU */ err = __hw_perf_event_init(event, cpumf_pmu_event_type(event)); - else - return -ENOENT; - - if (unlikely(err) && event->destroy) - event->destroy(event); return err; } @@ -985,8 +979,6 @@ static int cfdiag_push_sample(struct perf_event *event, } overflow = perf_event_overflow(event, &data, ®s); - if (overflow) - event->pmu->stop(event, 0); perf_event_update_userpage(event); return overflow; @@ -1819,8 +1811,6 @@ static int cfdiag_event_init(struct perf_event *event) event->destroy = hw_perf_event_destroy; err = cfdiag_event_init2(event); - if (unlikely(err)) - event->destroy(event); out: return err; } |