perf: New helper function for pmu name
Introduce perf_pmu_name() helper function that returns the name of the pmu. This gives us a generic way to get the name of a pmu regardless of how an architecture identifies it internally. Signed-off-by: Matt Fleming <matt@console-pimps.org> Acked-by: Peter Zijlstra <a.p.zijlstra@chello.nl> Acked-by: Paul Mundt <lethal@linux-sh.org> Signed-off-by: Robert Richter <robert.richter@amd.com>
This commit is contained in:
parent
3bf101ba42
commit
84c7991059
|
@ -59,6 +59,15 @@ static inline int sh_pmu_initialized(void)
|
|||
return !!sh_pmu;
|
||||
}
|
||||
|
||||
const char *perf_pmu_name(void)
|
||||
{
|
||||
if (!sh_pmu)
|
||||
return NULL;
|
||||
|
||||
return sh_pmu->name;
|
||||
}
|
||||
EXPORT_SYMBOL_GPL(perf_pmu_name);
|
||||
|
||||
int perf_num_counters(void)
|
||||
{
|
||||
if (!sh_pmu)
|
||||
|
|
|
@ -850,6 +850,7 @@ extern int perf_max_events;
|
|||
extern const struct pmu *hw_perf_event_init(struct perf_event *event);
|
||||
|
||||
extern int perf_num_counters(void);
|
||||
extern const char *perf_pmu_name(void);
|
||||
extern void perf_event_task_sched_in(struct task_struct *task);
|
||||
extern void perf_event_task_sched_out(struct task_struct *task, struct task_struct *next);
|
||||
extern void perf_event_task_tick(struct task_struct *task);
|
||||
|
|
|
@ -85,6 +85,11 @@ void __weak hw_perf_enable(void) { barrier(); }
|
|||
|
||||
void __weak perf_event_print_debug(void) { }
|
||||
|
||||
extern __weak const char *perf_pmu_name(void)
|
||||
{
|
||||
return "pmu";
|
||||
}
|
||||
|
||||
static DEFINE_PER_CPU(int, perf_disable_count);
|
||||
|
||||
void perf_disable(void)
|
||||
|
|
Loading…
Reference in a new issue