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| author | Peter Zijlstra <peterz@infradead.org> | 2010-02-11 13:21:58 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2010-02-26 10:56:53 +0100 |
| commit | 6e37738a2fac964583debe91099bc3248554f6e5 (patch) | |
| tree | 1f1bd19fcfcd328be139a796e2016877814436ad /arch/sparc | |
| parent | 38331f62c20456454eed9ebea2525f072c6f1d2e (diff) | |
| download | op-kernel-dev-6e37738a2fac964583debe91099bc3248554f6e5.zip op-kernel-dev-6e37738a2fac964583debe91099bc3248554f6e5.tar.gz | |
perf_events: Simplify code by removing cpu argument to hw_perf_group_sched_in()
Since the cpu argument to hw_perf_group_sched_in() is always
smp_processor_id(), simplify the code a little by removing this argument
and using the current cpu where needed.
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: David Miller <davem@davemloft.net>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
LKML-Reference: <1265890918.5396.3.camel@laptop>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/sparc')
| -rw-r--r-- | arch/sparc/kernel/perf_event.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/arch/sparc/kernel/perf_event.c b/arch/sparc/kernel/perf_event.c index e856456..9f2b2ba 100644 --- a/arch/sparc/kernel/perf_event.c +++ b/arch/sparc/kernel/perf_event.c @@ -980,10 +980,10 @@ static int collect_events(struct perf_event *group, int max_count, return n; } -static void event_sched_in(struct perf_event *event, int cpu) +static void event_sched_in(struct perf_event *event) { event->state = PERF_EVENT_STATE_ACTIVE; - event->oncpu = cpu; + event->oncpu = smp_processor_id(); event->tstamp_running += event->ctx->time - event->tstamp_stopped; if (is_software_event(event)) event->pmu->enable(event); @@ -991,7 +991,7 @@ static void event_sched_in(struct perf_event *event, int cpu) int hw_perf_group_sched_in(struct perf_event *group_leader, struct perf_cpu_context *cpuctx, - struct perf_event_context *ctx, int cpu) + struct perf_event_context *ctx) { struct cpu_hw_events *cpuc = &__get_cpu_var(cpu_hw_events); struct perf_event *sub; @@ -1015,10 +1015,10 @@ int hw_perf_group_sched_in(struct perf_event *group_leader, cpuctx->active_oncpu += n; n = 1; - event_sched_in(group_leader, cpu); + event_sched_in(group_leader); list_for_each_entry(sub, &group_leader->sibling_list, group_entry) { if (sub->state != PERF_EVENT_STATE_OFF) { - event_sched_in(sub, cpu); + event_sched_in(sub); n++; } } |
