16 files changed, 183 insertions, 425 deletions

diff --git a/tools/perf/Makefile b/tools/perf/Makefile
index de37d49..f1537a9 100644
--- a/tools/perf/Makefile
+++ b/tools/perf/Makefile
@@ -369,7 +369,6 @@ LIB_H += util/sort.h
 LIB_H += util/hist.h
 LIB_H += util/thread.h
 LIB_H += util/data_map.h
-LIB_H += util/process_events.h
 
 LIB_OBJS += util/abspath.o
 LIB_OBJS += util/alias.o
@@ -412,7 +411,6 @@ LIB_OBJS += util/svghelper.o
 LIB_OBJS += util/sort.o
 LIB_OBJS += util/hist.o
 LIB_OBJS += util/data_map.o
-LIB_OBJS += util/process_events.o
 
 BUILTIN_OBJS += builtin-annotate.o
 
diff --git a/tools/perf/builtin-annotate.c b/tools/perf/builtin-annotate.c
index 3ebd70b..7d39bd2 100644
--- a/tools/perf/builtin-annotate.c
+++ b/tools/perf/builtin-annotate.c
@@ -19,12 +19,12 @@
 #include "perf.h"
 #include "util/debug.h"
 
+#include "util/event.h"
 #include "util/parse-options.h"
 #include "util/parse-events.h"
 #include "util/thread.h"
 #include "util/sort.h"
 #include "util/hist.h"
-#include "util/process_events.h"
 
 static char		const *input_name = "perf.data";
 
@@ -136,8 +136,7 @@ static int hist_entry__add(struct thread *thread, struct map *map,
 	return 0;
 }
 
-static int
-process_sample_event(event_t *event, unsigned long offset, unsigned long head)
+static int process_sample_event(event_t *event)
 {
 	char level;
 	u64 ip = event->ip.ip;
@@ -145,12 +144,8 @@ process_sample_event(event_t *event, unsigned long offset, unsigned long head)
 	struct symbol *sym = NULL;
 	struct thread *thread = threads__findnew(event->ip.pid);
 
-	dump_printf("%p [%p]: PERF_EVENT (IP, %d): %d: %p\n",
-		(void *)(offset + head),
-		(void *)(long)(event->header.size),
-		event->header.misc,
-		event->ip.pid,
-		(void *)(long)ip);
+	dump_printf("(IP, %d): %d: %p\n", event->header.misc,
+		    event->ip.pid, (void *)(long)ip);
 
 	if (thread == NULL) {
 		fprintf(stderr, "problem processing %d event, skipping it.\n",
@@ -198,46 +193,24 @@ process_sample_event(event_t *event, unsigned long offset, unsigned long head)
 				"skipping event\n");
 		return -1;
 	}
-	total++;
 
 	return 0;
 }
 
-static int
-process_comm_event(event_t *event, unsigned long offset, unsigned long head)
+static int event__process(event_t *self)
 {
-	struct thread *thread = threads__findnew(event->comm.pid);
-
-	dump_printf("%p [%p]: PERF_RECORD_COMM: %s:%d\n",
-		(void *)(offset + head),
-		(void *)(long)(event->header.size),
-		event->comm.comm, event->comm.pid);
-
-	if (thread == NULL ||
-	    thread__set_comm(thread, event->comm.comm)) {
-		dump_printf("problem processing PERF_RECORD_COMM, skipping event.\n");
-		return -1;
-	}
-	total_comm++;
-
-	return 0;
-}
-
-static int
-process_event(event_t *event, unsigned long offset, unsigned long head)
-{
-	switch (event->header.type) {
+	switch (self->header.type) {
 	case PERF_RECORD_SAMPLE:
-		return process_sample_event(event, offset, head);
+		return process_sample_event(self);
 
 	case PERF_RECORD_MMAP:
-		return process_mmap_event(event, offset, head);
+		return event__process_mmap(self);
 
 	case PERF_RECORD_COMM:
-		return process_comm_event(event, offset, head);
+		return event__process_comm(self);
 
 	case PERF_RECORD_FORK:
-		return process_task_event(event, offset, head);
+		return event__process_task(self);
 	/*
 	 * We dont process them right now but they are fine:
 	 */
@@ -621,15 +594,12 @@ more:
 			(void *)(long)event->header.size,
 			event->header.type);
 
-	if (!size || process_event(event, offset, head) < 0) {
+	if (!size || event__process(event) < 0) {
 
 		dump_printf("%p [%p]: skipping unknown header type: %d\n",
 			(void *)(offset + head),
 			(void *)(long)(event->header.size),
 			event->header.type);
-
-		total_unknown++;
-
 		/*
 		 * assume we lost track of the stream, check alignment, and
 		 * increment a single u64 in the hope to catch on again 'soon'.
@@ -649,14 +619,11 @@ more:
 	rc = EXIT_SUCCESS;
 	close(input);
 
-	dump_printf("      IP events: %10ld\n", total);
-	dump_printf("    mmap events: %10ld\n", total_mmap);
-	dump_printf("    comm events: %10ld\n", total_comm);
-	dump_printf("    fork events: %10ld\n", total_fork);
-	dump_printf(" unknown events: %10ld\n", total_unknown);
 
-	if (dump_trace)
+	if (dump_trace) {
+		event__print_totals();
 		return 0;
+	}
 
 	if (verbose > 3)
 		threads__fprintf(stdout);
@@ -665,7 +632,7 @@ more:
 		dsos__fprintf(stdout);
 
 	collapse__resort();
-	output__resort(total);
+	output__resort(event__total[0]);
 
 	find_annotations();
 
diff --git a/tools/perf/builtin-kmem.c b/tools/perf/builtin-kmem.c
index 35722fa..e7294c8 100644
--- a/tools/perf/builtin-kmem.c
+++ b/tools/perf/builtin-kmem.c
@@ -33,9 +33,6 @@ static bool			raw_ip;
 
 static char			default_sort_order[] = "frag,hit,bytes";
 
-static char			*cwd;
-static int			cwdlen;
-
 static int			*cpunode_map;
 static int			max_cpu_num;
 
@@ -126,25 +123,6 @@ static void setup_cpunode_map(void)
 	}
 }
 
-static int
-process_comm_event(event_t *event, unsigned long offset, unsigned long head)
-{
-	struct thread *thread = threads__findnew(event->comm.pid);
-
-	dump_printf("%p [%p]: PERF_RECORD_COMM: %s:%d\n",
-		(void *)(offset + head),
-		(void *)(long)(event->header.size),
-		event->comm.comm, event->comm.pid);
-
-	if (thread == NULL ||
-	    thread__set_comm(thread, event->comm.comm)) {
-		dump_printf("problem processing PERF_RECORD_COMM, skipping event.\n");
-		return -1;
-	}
-
-	return 0;
-}
-
 static void insert_alloc_stat(unsigned long call_site, unsigned long ptr,
 			      int bytes_req, int bytes_alloc, int cpu)
 {
@@ -340,8 +318,7 @@ process_raw_event(event_t *raw_event __used, void *more_data,
 	}
 }
 
-static int
-process_sample_event(event_t *event, unsigned long offset, unsigned long head)
+static int process_sample_event(event_t *event)
 {
 	u64 ip = event->ip.ip;
 	u64 timestamp = -1;
@@ -366,9 +343,7 @@ process_sample_event(event_t *event, unsigned long offset, unsigned long head)
 		more_data += sizeof(u64);
 	}
 
-	dump_printf("%p [%p]: PERF_RECORD_SAMPLE (IP, %d): %d/%d: %p period: %Ld\n",
-		(void *)(offset + head),
-		(void *)(long)(event->header.size),
+	dump_printf("(IP, %d): %d/%d: %p period: %Ld\n",
 		event->header.misc,
 		event->ip.pid, event->ip.tid,
 		(void *)(long)ip,
@@ -403,7 +378,7 @@ static int sample_type_check(u64 type)
 
 static struct perf_file_handler file_handler = {
 	.process_sample_event	= process_sample_event,
-	.process_comm_event	= process_comm_event,
+	.process_comm_event	= event__process_comm,
 	.sample_type_check	= sample_type_check,
 };
 
@@ -413,7 +388,7 @@ static int read_events(void)
 	register_perf_file_handler(&file_handler);
 
 	return mmap_dispatch_perf_file(&header, input_name, 0, 0,
-				       &cwdlen, &cwd);
+				       &event__cwdlen, &event__cwd);
 }
 
 static double fragmentation(unsigned long n_req, unsigned long n_alloc)
diff --git a/tools/perf/builtin-report.c b/tools/perf/builtin-report.c
index 9bd20c2..01ef35c 100644
--- a/tools/perf/builtin-report.c
+++ b/tools/perf/builtin-report.c
@@ -30,7 +30,6 @@
 #include "util/thread.h"
 #include "util/sort.h"
 #include "util/hist.h"
-#include "util/process_events.h"
 
 static char		const *input_name = "perf.data";
 
@@ -655,8 +654,7 @@ static int validate_chain(struct ip_callchain *chain, event_t *event)
 	return 0;
 }
 
-static int
-process_sample_event(event_t *event, unsigned long offset, unsigned long head)
+static int process_sample_event(event_t *event)
 {
 	char level;
 	struct symbol *sym = NULL;
@@ -673,9 +671,7 @@ process_sample_event(event_t *event, unsigned long offset, unsigned long head)
 		more_data += sizeof(u64);
 	}
 
-	dump_printf("%p [%p]: PERF_RECORD_SAMPLE (IP, %d): %d/%d: %p period: %Ld\n",
-		(void *)(offset + head),
-		(void *)(long)(event->header.size),
+	dump_printf("(IP, %d): %d/%d: %p period: %Ld\n",
 		event->header.misc,
 		event->ip.pid, event->ip.tid,
 		(void *)(long)ip,
@@ -743,47 +739,27 @@ process_sample_event(event_t *event, unsigned long offset, unsigned long head)
 		return -1;
 	}
 
-	total += period;
+	event__stats.total += period;
 
 	return 0;
 }
 
-static int
-process_comm_event(event_t *event, unsigned long offset, unsigned long head)
+static int process_comm_event(event_t *event)
 {
 	struct thread *thread = threads__findnew(event->comm.pid);
 
-	dump_printf("%p [%p]: PERF_RECORD_COMM: %s:%d\n",
-		(void *)(offset + head),
-		(void *)(long)(event->header.size),
-		event->comm.comm, event->comm.pid);
+	dump_printf(": %s:%d\n", event->comm.comm, event->comm.pid);
 
 	if (thread == NULL ||
 	    thread__set_comm_adjust(thread, event->comm.comm)) {
 		dump_printf("problem processing PERF_RECORD_COMM, skipping event.\n");
 		return -1;
 	}
-	total_comm++;
-
-	return 0;
-}
-
-static int
-process_lost_event(event_t *event, unsigned long offset, unsigned long head)
-{
-	dump_printf("%p [%p]: PERF_RECORD_LOST: id:%Ld: lost:%Ld\n",
-		(void *)(offset + head),
-		(void *)(long)(event->header.size),
-		event->lost.id,
-		event->lost.lost);
-
-	total_lost += event->lost.lost;
 
 	return 0;
 }
 
-static int
-process_read_event(event_t *event, unsigned long offset, unsigned long head)
+static int process_read_event(event_t *event)
 {
 	struct perf_event_attr *attr;
 
@@ -799,14 +775,9 @@ process_read_event(event_t *event, unsigned long offset, unsigned long head)
 					   event->read.value);
 	}
 
-	dump_printf("%p [%p]: PERF_RECORD_READ: %d %d %s %Lu\n",
-			(void *)(offset + head),
-			(void *)(long)(event->header.size),
-			event->read.pid,
-			event->read.tid,
-			attr ? __event_name(attr->type, attr->config)
-			     : "FAIL",
-			event->read.value);
+	dump_printf(": %d %d %s %Lu\n", event->read.pid, event->read.tid,
+		    attr ? __event_name(attr->type, attr->config) : "FAIL",
+		    event->read.value);
 
 	return 0;
 }
@@ -842,11 +813,11 @@ static int sample_type_check(u64 type)
 
 static struct perf_file_handler file_handler = {
 	.process_sample_event	= process_sample_event,
-	.process_mmap_event	= process_mmap_event,
+	.process_mmap_event	= event__process_mmap,
 	.process_comm_event	= process_comm_event,
-	.process_exit_event	= process_task_event,
-	.process_fork_event	= process_task_event,
-	.process_lost_event	= process_lost_event,
+	.process_exit_event	= event__process_task,
+	.process_fork_event	= event__process_task,
+	.process_lost_event	= event__process_lost,
 	.process_read_event	= process_read_event,
 	.sample_type_check	= sample_type_check,
 };
@@ -866,19 +837,14 @@ static int __cmd_report(void)
 	register_perf_file_handler(&file_handler);
 
 	ret = mmap_dispatch_perf_file(&header, input_name, force,
-				      full_paths, &cwdlen, &cwd);
+				      full_paths, &event__cwdlen, &event__cwd);
 	if (ret)
 		return ret;
 
-	dump_printf("      IP events: %10ld\n", total);
-	dump_printf("    mmap events: %10ld\n", total_mmap);
-	dump_printf("    comm events: %10ld\n", total_comm);
-	dump_printf("    fork events: %10ld\n", total_fork);
-	dump_printf("    lost events: %10ld\n", total_lost);
-	dump_printf(" unknown events: %10ld\n", file_handler.total_unknown);
-
-	if (dump_trace)
+	if (dump_trace) {
+		event__print_totals();
 		return 0;
+	}
 
 	if (verbose > 3)
 		threads__fprintf(stdout);
@@ -887,8 +853,8 @@ static int __cmd_report(void)
 		dsos__fprintf(stdout);
 
 	collapse__resort();
-	output__resort(total);
-	output__fprintf(stdout, total);
+	output__resort(event__stats.total);
+	output__fprintf(stdout, event__stats.total);
 
 	if (show_threads)
 		perf_read_values_destroy(&show_threads_values);
diff --git a/tools/perf/builtin-sched.c b/tools/perf/builtin-sched.c
index 19eb708..26b782f 100644
--- a/tools/perf/builtin-sched.c
+++ b/tools/perf/builtin-sched.c
@@ -22,8 +22,6 @@
 
 static char			const *input_name = "perf.data";
 
-static unsigned long		total_comm = 0;
-
 static struct perf_header	*header;
 static u64			sample_type;
 
@@ -32,9 +30,6 @@ static char			*sort_order = default_sort_order;
 
 static int			profile_cpu = -1;
 
-static char			*cwd;
-static int			cwdlen;
-
 #define PR_SET_NAME		15               /* Set process name */
 #define MAX_CPUS		4096
 
@@ -633,27 +628,6 @@ static void test_calibrations(void)
 	printf("the sleep test took %Ld nsecs\n", T1-T0);
 }
 
-static int
-process_comm_event(event_t *event, unsigned long offset, unsigned long head)
-{
-	struct thread *thread = threads__findnew(event->comm.tid);
-
-	dump_printf("%p [%p]: perf_event_comm: %s:%d\n",
-		(void *)(offset + head),
-		(void *)(long)(event->header.size),
-		event->comm.comm, event->comm.pid);
-
-	if (thread == NULL ||
-	    thread__set_comm(thread, event->comm.comm)) {
-		dump_printf("problem processing perf_event_comm, skipping event.\n");
-		return -1;
-	}
-	total_comm++;
-
-	return 0;
-}
-
-
 struct raw_event_sample {
 	u32 size;
 	char data[0];
@@ -1622,8 +1596,7 @@ process_raw_event(event_t *raw_event __used, void *more_data,
 		process_sched_migrate_task_event(raw, event, cpu, timestamp, thread);
 }
 
-static int
-process_sample_event(event_t *event, unsigned long offset, unsigned long head)
+static int process_sample_event(event_t *event)
 {
 	struct thread *thread;
 	u64 ip = event->ip.ip;
@@ -1653,9 +1626,7 @@ process_sample_event(event_t *event, unsigned long offset, unsigned long head)
 		more_data += sizeof(u64);
 	}
 
-	dump_printf("%p [%p]: PERF_RECORD_SAMPLE (IP, %d): %d/%d: %p period: %Ld\n",
-		(void *)(offset + head),
-		(void *)(long)(event->header.size),
+	dump_printf("(IP, %d): %d/%d: %p period: %Ld\n",
 		event->header.misc,
 		event->ip.pid, event->ip.tid,
 		(void *)(long)ip,
@@ -1677,10 +1648,7 @@ process_sample_event(event_t *event, unsigned long offset, unsigned long head)
 	return 0;
 }
 
-static int
-process_lost_event(event_t *event __used,
-		   unsigned long offset __used,
-		   unsigned long head __used)
+static int process_lost_event(event_t *event __used)
 {
 	nr_lost_chunks++;
 	nr_lost_events += event->lost.lost;
@@ -1704,7 +1672,7 @@ static int sample_type_check(u64 type)
 
 static struct perf_file_handler file_handler = {
 	.process_sample_event	= process_sample_event,
-	.process_comm_event	= process_comm_event,
+	.process_comm_event	= event__process_comm,
 	.process_lost_event	= process_lost_event,
 	.sample_type_check	= sample_type_check,
 };
@@ -1715,7 +1683,7 @@ static int read_events(void)
 	register_perf_file_handler(&file_handler);
 
 	return mmap_dispatch_perf_file(&header, input_name, 0, 0,
-				       &cwdlen, &cwd);
+				       &event__cwdlen, &event__cwd);
 }
 
 static void print_bad_events(void)
diff --git a/tools/perf/builtin-top.c b/tools/perf/builtin-top.c
index bf6730c..7a3c0c7 100644
--- a/tools/perf/builtin-top.c
+++ b/tools/perf/builtin-top.c
@@ -991,25 +991,6 @@ static void event__process_sample(const event_t *self, int counter)
 	}
 }
 
-static void event__process_mmap(event_t *self)
-{
-	struct thread *thread = threads__findnew(self->mmap.pid);
-
-	if (thread != NULL) {
-		struct map *map = map__new(&self->mmap, MAP__FUNCTION, NULL, 0);
-		if (map != NULL)
-			thread__insert_map(thread, map);
-	}
-}
-
-static void event__process_comm(event_t *self)
-{
-	struct thread *thread = threads__findnew(self->comm.pid);
-
-	if (thread != NULL)
-		thread__set_comm(thread, self->comm.comm);
-}
-
 static int event__process(event_t *event)
 {
 	switch (event->header.type) {
diff --git a/tools/perf/builtin-trace.c b/tools/perf/builtin-trace.c
index 75972fd..a775025 100644
--- a/tools/perf/builtin-trace.c
+++ b/tools/perf/builtin-trace.c
@@ -16,38 +16,10 @@
 
 static char		const *input_name = "perf.data";
 
-static unsigned long	total = 0;
-static unsigned long	total_comm = 0;
-
 static struct perf_header *header;
 static u64		sample_type;
 
-static char		*cwd;
-static int		cwdlen;
-
-
-static int
-process_comm_event(event_t *event, unsigned long offset, unsigned long head)
-{
-	struct thread *thread = threads__findnew(event->comm.pid);
-
-	dump_printf("%p [%p]: PERF_RECORD_COMM: %s:%d\n",
-		(void *)(offset + head),
-		(void *)(long)(event->header.size),
-		event->comm.comm, event->comm.pid);
-
-	if (thread == NULL ||
-	    thread__set_comm(thread, event->comm.comm)) {
-		dump_printf("problem processing PERF_RECORD_COMM, skipping event.\n");
-		return -1;
-	}
-	total_comm++;
-
-	return 0;
-}
-
-static int
-process_sample_event(event_t *event, unsigned long offset, unsigned long head)
+static int process_sample_event(event_t *event)
 {
 	u64 ip = event->ip.ip;
 	u64 timestamp = -1;
@@ -72,9 +44,7 @@ process_sample_event(event_t *event, unsigned long offset, unsigned long head)
 		more_data += sizeof(u64);
 	}
 
-	dump_printf("%p [%p]: PERF_RECORD_SAMPLE (IP, %d): %d/%d: %p period: %Ld\n",
-		(void *)(offset + head),
-		(void *)(long)(event->header.size),
+	dump_printf("(IP, %d): %d/%d: %p period: %Ld\n",
 		event->header.misc,
 		event->ip.pid, event->ip.tid,
 		(void *)(long)ip,
@@ -101,7 +71,7 @@ process_sample_event(event_t *event, unsigned long offset, unsigned long head)
 		 */
 		print_event(cpu, raw->data, raw->size, timestamp, thread->comm);
 	}
-	total += period;
+	event__stats.total += period;
 
 	return 0;
 }
@@ -122,7 +92,7 @@ static int sample_type_check(u64 type)
 
 static struct perf_file_handler file_handler = {
 	.process_sample_event	= process_sample_event,
-	.process_comm_event	= process_comm_event,
+	.process_comm_event	= event__process_comm,
 	.sample_type_check	= sample_type_check,
 };
 
@@ -132,7 +102,7 @@ static int __cmd_trace(void)
 	register_perf_file_handler(&file_handler);
 
 	return mmap_dispatch_perf_file(&header, input_name,
-				       0, 0, &cwdlen, &cwd);
+				       0, 0, &event__cwdlen, &event__cwd);
 }
 
 static const char * const annotate_usage[] = {
diff --git a/tools/perf/util/data_map.c b/tools/perf/util/data_map.c
index b238462..ca0bedf 100644
--- a/tools/perf/util/data_map.c
+++ b/tools/perf/util/data_map.c
@@ -8,11 +8,9 @@ static struct perf_file_handler *curr_handler;
 static unsigned long	mmap_window = 32;
 static char		__cwd[PATH_MAX];
 
-static int
-process_event_stub(event_t *event __used,
-		   unsigned long offset __used,
-		   unsigned long head __used)
+static int process_event_stub(event_t *event __used)
 {
+	dump_printf(": unhandled!\n");
 	return 0;
 }
 
@@ -40,30 +38,62 @@ void register_perf_file_handler(struct perf_file_handler *handler)
 	curr_handler = handler;
 }
 
+static const char *event__name[] = {
+	[0]			 = "TOTAL",
+	[PERF_RECORD_MMAP]	 = "MMAP",
+	[PERF_RECORD_LOST]	 = "LOST",
+	[PERF_RECORD_COMM]	 = "COMM",
+	[PERF_RECORD_EXIT]	 = "EXIT",
+	[PERF_RECORD_THROTTLE]	 = "THROTTLE",
+	[PERF_RECORD_UNTHROTTLE] = "UNTHROTTLE",
+	[PERF_RECORD_FORK]	 = "FORK",
+	[PERF_RECORD_READ]	 = "READ",
+	[PERF_RECORD_SAMPLE]	 = "SAMPLE",
+};
+
+unsigned long event__total[PERF_RECORD_MAX];
+
+void event__print_totals(void)
+{
+	int i;
+	for (i = 0; i < PERF_RECORD_MAX; ++i)
+		pr_info("%10s events: %10ld\n",
+			event__name[i], event__total[i]);
+}
+
 static int
 process_event(event_t *event, unsigned long offset, unsigned long head)
 {
 	trace_event(event);
 
+	if (event->header.type < PERF_RECORD_MAX) {
+		dump_printf("%p [%p]: PERF_RECORD_%s",
+			    (void *)(offset + head),
+			    (void *)(long)(event->header.size),
+			    event__name[event->header.type]);
+		++event__total[0];
+		++event__total[event->header.type];
+	}
+
 	switch (event->header.type) {
 	case PERF_RECORD_SAMPLE:
-		return curr_handler->process_sample_event(event, offset, head);
+		return curr_handler->process_sample_event(event);
 	case PERF_RECORD_MMAP:
-		return curr_handler->process_mmap_event(event, offset, head);
+		return curr_handler->process_mmap_event(event);
 	case PERF_RECORD_COMM:
-		return curr_handler->process_comm_event(event, offset, head);
+		return curr_handler->process_comm_event(event);
 	case PERF_RECORD_FORK:
-		return curr_handler->process_fork_event(event, offset, head);
+		return curr_handler->process_fork_event(event);
 	case PERF_RECORD_EXIT:
-		return curr_handler->process_exit_event(event, offset, head);
+		return curr_handler->process_exit_event(event);
 	case PERF_RECORD_LOST:
-		return curr_handler->process_lost_event(event, offset, head);
+		return curr_handler->process_lost_event(event);
 	case PERF_RECORD_READ:
-		return curr_handler->process_read_event(event, offset, head);
+		return curr_handler->process_read_event(event);
 	case PERF_RECORD_THROTTLE:
-		return curr_handler->process_throttle_event(event, offset, head);
+		return curr_handler->process_throttle_event(event);
 	case PERF_RECORD_UNTHROTTLE:
-		return curr_handler->process_unthrottle_event(event, offset, head);
+		return curr_handler->process_unthrottle_event(event);
 	default:
 		curr_handler->total_unknown++;
 		return -1;
diff --git a/tools/perf/util/data_map.h b/tools/perf/util/data_map.h
index ae036ec..3180ff7 100644
--- a/tools/perf/util/data_map.h
+++ b/tools/perf/util/data_map.h
@@ -4,7 +4,7 @@
 #include "event.h"
 #include "header.h"
 
-typedef int (*event_type_handler_t)(event_t *, unsigned long, unsigned long);
+typedef int (*event_type_handler_t)(event_t *);
 
 struct perf_file_handler {
 	event_type_handler_t	process_sample_event;
diff --git a/tools/perf/util/event.c b/tools/perf/util/event.c
index 1dae7e3..70b4aa0 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;
+}
diff --git a/tools/perf/util/event.h b/tools/perf/util/event.h
index 3ae3c96..13c12c7 100644
--- a/tools/perf/util/event.h
+++ b/tools/perf/util/event.h
@@ -80,6 +80,13 @@ typedef union event_union {
 	struct sample_event		sample;
 } event_t;
 
+struct events_stats {
+	unsigned long total;
+	unsigned long lost;
+};
+
+void event__print_totals(void);
+
 enum map_type {
 	MAP__FUNCTION = 0,
 
@@ -135,4 +142,14 @@ void map__fixup_end(struct map *self);
 int event__synthesize_thread(pid_t pid, int (*process)(event_t *event));
 void event__synthesize_threads(int (*process)(event_t *event));
 
+extern char *event__cwd;
+extern int  event__cwdlen;
+extern struct events_stats event__stats;
+extern unsigned long event__total[PERF_RECORD_MAX];
+
+int event__process_comm(event_t *self);
+int event__process_lost(event_t *self);
+int event__process_mmap(event_t *self);
+int event__process_task(event_t *self);
+
 #endif /* __PERF_RECORD_H */
diff --git a/tools/perf/util/hist.c b/tools/perf/util/hist.c
index 7393a02..f26cd9b 100644
--- a/tools/perf/util/hist.c
+++ b/tools/perf/util/hist.c
@@ -10,13 +10,6 @@ struct callchain_param	callchain_param = {
 	.min_percent = 0.5
 };
 
-unsigned long total;
-unsigned long total_mmap;
-unsigned long total_comm;
-unsigned long total_fork;
-unsigned long total_unknown;
-unsigned long total_lost;
-
 /*
  * histogram, sorted on item, collects counts
  */
diff --git a/tools/perf/util/process_event.c b/tools/perf/util/process_event.c
deleted file mode 100644
index a970789..0000000
--- a/tools/perf/util/process_event.c
+++ /dev/null
@@ -1,53 +0,0 @@
-#include "process_event.h"
-
-char	*cwd;
-int	cwdlen;
-
-int
-process_mmap_event(event_t *event, unsigned long offset, unsigned long head)
-{
-	struct map *map = map__new(&event->mmap, cwd, cwdlen);
-	struct thread *thread = threads__findnew(event->mmap.pid);
-
-	dump_printf("%p [%p]: PERF_RECORD_MMAP %d/%d: [%p(%p) @ %p]: %s\n",
-			(void *)(offset + head),
-			(void *)(long)(event->header.size),
-			event->mmap.pid,
-			event->mmap.tid,
-			(void *)(long)event->mmap.start,
-			(void *)(long)event->mmap.len,
-			(void *)(long)event->mmap.pgoff,
-			event->mmap.filename);
-
-	if (thread == NULL || map == NULL) {
-		dump_printf("problem processing PERF_RECORD_MMAP, skipping event.\n");
-		return 0;
-	}
-
-	thread__insert_map(thread, map);
-	total_mmap++;
-
-	return 0;
-
-}
-
-int
-process_comm_event(event_t *event, unsigned long offset, unsigned long head)
-{
-	struct thread *thread = threads__findnew(event->comm.pid);
-
-	dump_printf("%p [%p]: PERF_RECORD_COMM: %s:%d\n",
-		(void *)(offset + head),
-		(void *)(long)(event->header.size),
-		event->comm.comm, event->comm.pid);
-
-	if (thread == NULL ||
-	    thread__set_comm_adjust(thread, event->comm.comm)) {
-		dump_printf("problem processing PERF_RECORD_COMM, skipping event.\n");
-		return -1;
-	}
-	total_comm++;
-
-	return 0;
-}
-
diff --git a/tools/perf/util/process_event.h b/tools/perf/util/process_event.h
deleted file mode 100644
index 6f68c69..0000000
--- a/tools/perf/util/process_event.h
+++ /dev/null
@@ -1,29 +0,0 @@
-#ifndef __PROCESS_EVENT_H
-#define __PROCESS_EVENT_H
-
-#include "../builtin.h"
-#include "util.h"
-
-#include "color.h"
-#include <linux/list.h>
-#include "cache.h"
-#include <linux/rbtree.h>
-#include "symbol.h"
-#include "string.h"
-
-#include "../perf.h"
-#include "debug.h"
-
-#include "parse-options.h"
-#include "parse-events.h"
-
-#include "thread.h"
-#include "sort.h"
-#include "hist.h"
-
-extern char	*cwd;
-extern int	cwdlen;
-extern int process_mmap_event(event_t *, unsigned long, unsigned long);
-extern int process_comm_event(event_t *, unsigned long , unsigned long);
-
-#endif	/* __PROCESS_H */
diff --git a/tools/perf/util/process_events.c b/tools/perf/util/process_events.c
deleted file mode 100644
index 5377868..0000000
--- a/tools/perf/util/process_events.c
+++ /dev/null
@@ -1,64 +0,0 @@
-#include "process_events.h"
-
-char	*cwd;
-int	cwdlen;
-
-int
-process_mmap_event(event_t *event, unsigned long offset, unsigned long head)
-{
-	struct map *map = map__new(&event->mmap, MAP__FUNCTION, cwd, cwdlen);
-	struct thread *thread = threads__findnew(event->mmap.pid);
-
-	dump_printf("%p [%p]: PERF_RECORD_MMAP %d/%d: [%p(%p) @ %p]: %s\n",
-		(void *)(offset + head),
-		(void *)(long)(event->header.size),
-		event->mmap.pid,
-		event->mmap.tid,
-		(void *)(long)event->mmap.start,
-		(void *)(long)event->mmap.len,
-		(void *)(long)event->mmap.pgoff,
-		event->mmap.filename);
-
-	if (thread == NULL || map == NULL) {
-		dump_printf("problem processing PERF_RECORD_MMAP, skipping event.\n");
-		return 0;
-	}
-
-	thread__insert_map(thread, map);
-	total_mmap++;
-
-	return 0;
-}
-
-int
-process_task_event(event_t *event, unsigned long offset, unsigned long head)
-{
-	struct thread *thread = threads__findnew(event->fork.pid);
-	struct thread *parent = threads__findnew(event->fork.ppid);
-
-	dump_printf("%p [%p]: PERF_RECORD_%s: (%d:%d):(%d:%d)\n",
-		(void *)(offset + head),
-		(void *)(long)(event->header.size),
-		event->header.type == PERF_RECORD_FORK ? "FORK" : "EXIT",
-		event->fork.pid, event->fork.tid,
-		event->fork.ppid, event->fork.ptid);
-
-	/*
-	 * A thread clone will have the same PID for both
-	 * parent and child.
-	 */
-	if (thread == parent)
-		return 0;
-
-	if (event->header.type == PERF_RECORD_EXIT)
-		return 0;
-
-	if (!thread || !parent || thread__fork(thread, parent)) {
-		dump_printf("problem processing PERF_RECORD_FORK, skipping event.\n");
-		return -1;
-	}
-	total_fork++;
-
-	return 0;
-}
-
diff --git a/tools/perf/util/process_events.h b/tools/perf/util/process_events.h
deleted file mode 100644
index 73d092f..0000000
--- a/tools/perf/util/process_events.h
+++ /dev/null
@@ -1,35 +0,0 @@
-#ifndef __PROCESS_EVENTS_H
-#define __PROCESS_EVENTS_H
-
-#include "../builtin.h"
-
-#include "util.h"
-#include "color.h"
-#include <linux/list.h>
-#include "cache.h"
-#include <linux/rbtree.h>
-#include "symbol.h"
-#include "string.h"
-#include "callchain.h"
-#include "strlist.h"
-#include "values.h"
-
-#include "../perf.h"
-#include "debug.h"
-#include "header.h"
-
-#include "parse-options.h"
-#include "parse-events.h"
-
-#include "data_map.h"
-#include "thread.h"
-#include "sort.h"
-#include "hist.h"
-
-extern char	*cwd;
-extern int	cwdlen;
-
-extern int process_mmap_event(event_t *, unsigned long , unsigned long);
-extern int process_task_event(event_t *, unsigned long, unsigned long);
-
-#endif	/* __PROCESS_EVENTS_H */