X-Git-Url: http://git.liburcu.org/?a=blobdiff_plain;f=lttng-context-perf-counters.c;h=0b3668ae2ae46f6b523c7f9a7dfbc3aef608c1cb;hb=90f5546cd358bae1893eb5c098b16114726dfa75;hp=2f131d61e32f2cdbd4f7b152b478f7c60e3be6c2;hpb=01855e375e645ffdd4e260eb4083560c2fe38fe9;p=lttng-modules.git diff --git a/lttng-context-perf-counters.c b/lttng-context-perf-counters.c index 2f131d61..0b3668ae 100644 --- a/lttng-context-perf-counters.c +++ b/lttng-context-perf-counters.c @@ -15,6 +15,7 @@ #include "ltt-events.h" #include "wrapper/ringbuffer/frontend_types.h" #include "wrapper/vmalloc.h" +#include "wrapper/perf.h" #include "ltt-tracer.h" static @@ -57,12 +58,21 @@ void perf_counter_record(struct lttng_ctx_field *field, chan->ops->event_write(ctx, &value, sizeof(value)); } +#if defined(CONFIG_PERF_EVENTS) && (LINUX_VERSION_CODE >= KERNEL_VERSION(3,0,99)) +static +void overflow_callback(struct perf_event *event, + struct perf_sample_data *data, + struct pt_regs *regs) +{ +} +#else static void overflow_callback(struct perf_event *event, int nmi, struct perf_sample_data *data, struct pt_regs *regs) { } +#endif static void lttng_destroy_perf_counter_field(struct lttng_ctx_field *field) @@ -114,7 +124,7 @@ int __cpuinit lttng_perf_counter_cpu_hp_callback(struct notifier_block *nb, switch (action) { case CPU_ONLINE: case CPU_ONLINE_FROZEN: - pevent = perf_event_create_kernel_counter(attr, + pevent = wrapper_perf_event_create_kernel_counter(attr, cpu, NULL, overflow_callback); if (!pevent || IS_ERR(pevent)) return NOTIFY_BAD; @@ -202,7 +212,7 @@ int lttng_add_perf_counter_to_ctx(uint32_t type, get_online_cpus(); for_each_online_cpu(cpu) { - events[cpu] = perf_event_create_kernel_counter(attr, + events[cpu] = wrapper_perf_event_create_kernel_counter(attr, cpu, NULL, overflow_callback); if (!events[cpu] || IS_ERR(events[cpu])) { ret = -EINVAL;