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Warn and return on fd overflow fdt
[lttng-modules.git]
/
src
/
lttng-context-perf-counters.c
diff --git
a/src/lttng-context-perf-counters.c
b/src/lttng-context-perf-counters.c
index 372f05e0cc902c311611604875d6922372c1dc48..a33a3fcafa26e274b2186912f87b33599fec800a 100644
(file)
--- a/
src/lttng-context-perf-counters.c
+++ b/
src/lttng-context-perf-counters.c
@@
-18,7
+18,6
@@
#include <ringbuffer/frontend_types.h>
#include <wrapper/cpu.h>
#include <wrapper/vmalloc.h>
#include <ringbuffer/frontend_types.h>
#include <wrapper/cpu.h>
#include <wrapper/vmalloc.h>
-#include <wrapper/perf.h>
#include <lttng/tracer.h>
static
#include <lttng/tracer.h>
static
@@
-61,7
+60,7
@@
void perf_counter_record(void *priv, struct lttng_kernel_probe_ctx *probe_ctx,
chan->ops->event_write(ctx, &value, sizeof(value), lttng_alignof(value));
}
chan->ops->event_write(ctx, &value, sizeof(value), lttng_alignof(value));
}
-#if
defined(CONFIG_PERF_EVENTS) && (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,1,0))
+#if
def CONFIG_PERF_EVENTS
static
void overflow_callback(struct perf_event *event,
struct perf_sample_data *data,
static
void overflow_callback(struct perf_event *event,
struct perf_sample_data *data,
@@
-126,8
+125,8
@@
int lttng_cpuhp_perf_counter_online(unsigned int cpu,
struct perf_event_attr *attr = perf_field->attr;
struct perf_event *pevent;
struct perf_event_attr *attr = perf_field->attr;
struct perf_event *pevent;
- pevent =
wrapper_
perf_event_create_kernel_counter(attr,
- cpu, NULL, overflow_callback);
+ pevent = perf_event_create_kernel_counter(attr,
+ cpu, NULL, overflow_callback
, NULL
);
if (!pevent || IS_ERR(pevent))
return -EINVAL;
if (pevent->state == PERF_EVENT_STATE_ERROR) {
if (!pevent || IS_ERR(pevent))
return -EINVAL;
if (pevent->state == PERF_EVENT_STATE_ERROR) {
@@
-188,8
+187,8
@@
int lttng_perf_counter_cpu_hp_callback(struct notifier_block *nb,
switch (action) {
case CPU_ONLINE:
case CPU_ONLINE_FROZEN:
switch (action) {
case CPU_ONLINE:
case CPU_ONLINE_FROZEN:
- pevent =
wrapper_
perf_event_create_kernel_counter(attr,
- cpu, NULL, overflow_callback);
+ pevent = perf_event_create_kernel_counter(attr,
+ cpu, NULL, overflow_callback
, NULL
);
if (!pevent || IS_ERR(pevent))
return NOTIFY_BAD;
if (pevent->state == PERF_EVENT_STATE_ERROR) {
if (!pevent || IS_ERR(pevent))
return NOTIFY_BAD;
if (pevent->state == PERF_EVENT_STATE_ERROR) {
@@
-307,8
+306,8
@@
int lttng_add_perf_counter_to_ctx(uint32_t type,
#endif
lttng_cpus_read_lock();
for_each_online_cpu(cpu) {
#endif
lttng_cpus_read_lock();
for_each_online_cpu(cpu) {
- events[cpu] =
wrapper_
perf_event_create_kernel_counter(attr,
- cpu, NULL, overflow_callback);
+ events[cpu] = perf_event_create_kernel_counter(attr,
+ cpu, NULL, overflow_callback
, NULL
);
if (!events[cpu] || IS_ERR(events[cpu])) {
ret = -EINVAL;
goto counter_error;
if (!events[cpu] || IS_ERR(events[cpu])) {
ret = -EINVAL;
goto counter_error;
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