summaryrefslogtreecommitdiffstats
path: root/tools/perf/util/event.c
diff options
context:
space:
mode:
Diffstat (limited to 'tools/perf/util/event.c')
-rw-r--r--tools/perf/util/event.c74
1 files changed, 74 insertions, 0 deletions
diff --git a/tools/perf/util/event.c b/tools/perf/util/event.c
index 1dae7e3b400..70b4aa03b47 100644
--- a/tools/perf/util/event.c
+++ b/tools/perf/util/event.c
@@ -2,6 +2,7 @@
#include "event.h"
#include "debug.h"
#include "string.h"
+#include "thread.h"
static pid_t event__synthesize_comm(pid_t pid, int full,
int (*process)(event_t *event))
@@ -175,3 +176,76 @@ void event__synthesize_threads(int (*process)(event_t *event))
closedir(proc);
}
+
+char *event__cwd;
+int event__cwdlen;
+
+struct events_stats event__stats;
+
+int event__process_comm(event_t *self)
+{
+ struct thread *thread = threads__findnew(self->comm.pid);
+
+ dump_printf("PERF_RECORD_COMM: %s:%d\n",
+ self->comm.comm, self->comm.pid);
+
+ if (thread == NULL || thread__set_comm(thread, self->comm.comm)) {
+ dump_printf("problem processing PERF_RECORD_COMM, skipping event.\n");
+ return -1;
+ }
+
+ return 0;
+}
+
+int event__process_lost(event_t *self)
+{
+ dump_printf(": id:%Ld: lost:%Ld\n", self->lost.id, self->lost.lost);
+ event__stats.lost += self->lost.lost;
+ return 0;
+}
+
+int event__process_mmap(event_t *self)
+{
+ struct thread *thread = threads__findnew(self->mmap.pid);
+ struct map *map = map__new(&self->mmap, MAP__FUNCTION,
+ event__cwd, event__cwdlen);
+
+ dump_printf(" %d/%d: [%p(%p) @ %p]: %s\n",
+ self->mmap.pid, self->mmap.tid,
+ (void *)(long)self->mmap.start,
+ (void *)(long)self->mmap.len,
+ (void *)(long)self->mmap.pgoff,
+ self->mmap.filename);
+
+ if (thread == NULL || map == NULL)
+ dump_printf("problem processing PERF_RECORD_MMAP, skipping event.\n");
+ else
+ thread__insert_map(thread, map);
+
+ return 0;
+}
+
+int event__process_task(event_t *self)
+{
+ struct thread *thread = threads__findnew(self->fork.pid);
+ struct thread *parent = threads__findnew(self->fork.ppid);
+
+ dump_printf("(%d:%d):(%d:%d)\n", self->fork.pid, self->fork.tid,
+ self->fork.ppid, self->fork.ptid);
+ /*
+ * A thread clone will have the same PID for both parent and child.
+ */
+ if (thread == parent)
+ return 0;
+
+ if (self->header.type == PERF_RECORD_EXIT)
+ return 0;
+
+ if (thread == NULL || parent == NULL ||
+ thread__fork(thread, parent) < 0) {
+ dump_printf("problem processing PERF_RECORD_FORK, skipping event.\n");
+ return -1;
+ }
+
+ return 0;
+}