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authorArnaldo Carvalho de Melo <acme@redhat.com>2012-08-07 10:56:43 -0300
committerArnaldo Carvalho de Melo <acme@redhat.com>2012-08-07 23:44:20 -0300
commit22ad798c37cb554afae79a72c1d420ecb4d27b86 (patch)
treea9d3660433ab8daa6b99955218e8c73e52d67fde /tools/perf/builtin-kmem.c
parentfcf65bf149afa91b875ffde4455967cb63ee0be9 (diff)
downloadop-kernel-dev-22ad798c37cb554afae79a72c1d420ecb4d27b86.zip
op-kernel-dev-22ad798c37cb554afae79a72c1d420ecb4d27b86.tar.gz
perf kmem: Use evsel->tp_format and perf_sample
To reduce the number of parameters passed to the various event handling functions. Cc: Andrey Wagin <avagin@gmail.com> Cc: David Ahern <dsahern@gmail.com> Cc: Frederic Weisbecker <fweisbec@gmail.com> Cc: Jiri Olsa <jolsa@redhat.com> Cc: Mike Galbraith <efault@gmx.de> Cc: Namhyung Kim <namhyung@gmail.com> Cc: Paul Mackerras <paulus@samba.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Stephane Eranian <eranian@google.com> Link: http://lkml.kernel.org/n/tip-p936ngz06yo5h797ggsm7xru@git.kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/builtin-kmem.c')
-rw-r--r--tools/perf/builtin-kmem.c41
1 files changed, 17 insertions, 24 deletions
diff --git a/tools/perf/builtin-kmem.c b/tools/perf/builtin-kmem.c
index ffb93f42..fc6607b 100644
--- a/tools/perf/builtin-kmem.c
+++ b/tools/perf/builtin-kmem.c
@@ -192,16 +192,15 @@ static void insert_caller_stat(unsigned long call_site,
}
}
-static void process_alloc_event(void *data,
- struct event_format *event,
- int cpu,
- u64 timestamp __used,
- struct thread *thread __used,
- int node)
+static void perf_evsel__process_alloc_event(struct perf_evsel *evsel,
+ struct perf_sample *sample,
+ int node)
{
+ struct event_format *event = evsel->tp_format;
+ void *data = sample->raw_data;
unsigned long call_site;
unsigned long ptr;
- int bytes_req;
+ int bytes_req, cpu = sample->cpu;
int bytes_alloc;
int node1, node2;
@@ -253,22 +252,18 @@ static struct alloc_stat *search_alloc_stat(unsigned long ptr,
return NULL;
}
-static void process_free_event(void *data,
- struct event_format *event,
- int cpu,
- u64 timestamp __used,
- struct thread *thread __used)
+static void perf_evsel__process_free_event(struct perf_evsel *evsel,
+ struct perf_sample *sample)
{
- unsigned long ptr;
+ unsigned long ptr = raw_field_value(evsel->tp_format, "ptr",
+ sample->raw_data);
struct alloc_stat *s_alloc, *s_caller;
- ptr = raw_field_value(event, "ptr", data);
-
s_alloc = search_alloc_stat(ptr, 0, &root_alloc_stat, ptr_cmp);
if (!s_alloc)
return;
- if (cpu != s_alloc->alloc_cpu) {
+ if ((short)sample->cpu != s_alloc->alloc_cpu) {
s_alloc->pingpong++;
s_caller = search_alloc_stat(0, s_alloc->call_site,
@@ -279,26 +274,26 @@ static void process_free_event(void *data,
s_alloc->alloc_cpu = -1;
}
-static void process_raw_event(struct perf_evsel *evsel, void *data,
- int cpu, u64 timestamp, struct thread *thread)
+static void perf_evsel__process_kmem_event(struct perf_evsel *evsel,
+ struct perf_sample *sample)
{
struct event_format *event = evsel->tp_format;
if (!strcmp(event->name, "kmalloc") ||
!strcmp(event->name, "kmem_cache_alloc")) {
- process_alloc_event(data, event, cpu, timestamp, thread, 0);
+ perf_evsel__process_alloc_event(evsel, sample, 0);
return;
}
if (!strcmp(event->name, "kmalloc_node") ||
!strcmp(event->name, "kmem_cache_alloc_node")) {
- process_alloc_event(data, event, cpu, timestamp, thread, 1);
+ perf_evsel__process_alloc_event(evsel, sample, 1);
return;
}
if (!strcmp(event->name, "kfree") ||
!strcmp(event->name, "kmem_cache_free")) {
- process_free_event(data, event, cpu, timestamp, thread);
+ perf_evsel__process_free_event(evsel, sample);
return;
}
}
@@ -319,9 +314,7 @@ static int process_sample_event(struct perf_tool *tool __used,
dump_printf(" ... thread: %s:%d\n", thread->comm, thread->pid);
- process_raw_event(evsel, sample->raw_data, sample->cpu,
- sample->time, thread);
-
+ perf_evsel__process_kmem_event(evsel, sample);
return 0;
}
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