Merge branch 'master' of /home/davem/src/GIT/linux-2.6/

1 files changed, 45 insertions, 75 deletions

diff --git a/tools/perf/builtin-timechart.c b/tools/perf/builtin-timechart.c
index cb58b6605fcc..3f8bbcfb1e9b 100644
--- a/tools/perf/builtin-timechart.c
+++ b/tools/perf/builtin-timechart.c
@@ -30,15 +30,12 @@
 #include "util/parse-options.h"
 #include "util/parse-events.h"
 #include "util/event.h"
-#include "util/data_map.h"
+#include "util/session.h"
 #include "util/svghelper.h"
 
 static char             const *input_name = "perf.data";
 static char             const *output_name = "output.svg";
 
-
-static u64              sample_type;
-
 static unsigned int     numcpus;
 static u64              min_freq;       /* Lowest CPU frequency seen */
 static u64              max_freq;       /* Highest CPU frequency seen */
@@ -281,33 +278,30 @@ static int cpus_cstate_state[MAX_CPUS];
 static u64 cpus_pstate_start_times[MAX_CPUS];
 static u64 cpus_pstate_state[MAX_CPUS];
 
-static int
-process_comm_event(event_t *event)
+static int process_comm_event(event_t *event, struct perf_session *session __used)
 {
-        pid_set_comm(event->comm.pid, event->comm.comm);
+        pid_set_comm(event->comm.tid, event->comm.comm);
         return 0;
 }
-static int
-process_fork_event(event_t *event)
+
+static int process_fork_event(event_t *event, struct perf_session *session __used)
 {
         pid_fork(event->fork.pid, event->fork.ppid, event->fork.time);
         return 0;
 }
 
-static int
-process_exit_event(event_t *event)
+static int process_exit_event(event_t *event, struct perf_session *session __used)
 {
         pid_exit(event->fork.pid, event->fork.time);
         return 0;
 }
 
 struct trace_entry {
-        u32                     size;
         unsigned short          type;
         unsigned char           flags;
         unsigned char           preempt_count;
         int                     pid;
-        int                     tgid;
+        int                     lock_depth;
 };
 
 struct power_entry {
@@ -481,46 +475,24 @@ static void sched_switch(int cpu, u64 timestamp, struct trace_entry *te)
 }
 
 
-static int
-process_sample_event(event_t *event)
+static int process_sample_event(event_t *event, struct perf_session *session)
 {
-        int cursor = 0;
-        u64 addr = 0;
-        u64 stamp = 0;
-        u32 cpu = 0;
-        u32 pid = 0;
+        struct sample_data data;
         struct trace_entry *te;
 
-        if (sample_type & PERF_SAMPLE_IP)
-                cursor++;
-
-        if (sample_type & PERF_SAMPLE_TID) {
-                pid = event->sample.array[cursor]>>32;
-                cursor++;
-        }
-        if (sample_type & PERF_SAMPLE_TIME) {
-                stamp = event->sample.array[cursor++];
+        memset(&data, 0, sizeof(data));
 
-                if (!first_time || first_time > stamp)
-                        first_time = stamp;
-                if (last_time < stamp)
-                        last_time = stamp;
+        event__parse_sample(event, session->sample_type, &data);
 
+        if (session->sample_type & PERF_SAMPLE_TIME) {
+                if (!first_time || first_time > data.time)
+                        first_time = data.time;
+                if (last_time < data.time)
+                        last_time = data.time;
         }
-        if (sample_type & PERF_SAMPLE_ADDR)
-                addr = event->sample.array[cursor++];
-        if (sample_type & PERF_SAMPLE_ID)
-                cursor++;
-        if (sample_type & PERF_SAMPLE_STREAM_ID)
-                cursor++;
-        if (sample_type & PERF_SAMPLE_CPU)
-                cpu = event->sample.array[cursor++] & 0xFFFFFFFF;
-        if (sample_type & PERF_SAMPLE_PERIOD)
-                cursor++;
-
-        te = (void *)&event->sample.array[cursor];
 
-        if (sample_type & PERF_SAMPLE_RAW && te->size > 0) {
+        te = (void *)data.raw_data;
+        if (session->sample_type & PERF_SAMPLE_RAW && data.raw_size > 0) {
                 char *event_str;
                 struct power_entry *pe;
 
@@ -532,19 +504,19 @@ process_sample_event(event_t *event)
                         return 0;
 
                 if (strcmp(event_str, "power:power_start") == 0)
-                        c_state_start(cpu, stamp, pe->value);
+                        c_state_start(data.cpu, data.time, pe->value);
 
                 if (strcmp(event_str, "power:power_end") == 0)
-                        c_state_end(cpu, stamp);
+                        c_state_end(data.cpu, data.time);
 
                 if (strcmp(event_str, "power:power_frequency") == 0)
-                        p_state_change(cpu, stamp, pe->value);
+                        p_state_change(data.cpu, data.time, pe->value);
 
                 if (strcmp(event_str, "sched:sched_wakeup") == 0)
-                        sched_wakeup(cpu, stamp, pid, te);
+                        sched_wakeup(data.cpu, data.time, data.pid, te);
 
                 if (strcmp(event_str, "sched:sched_switch") == 0)
-                        sched_switch(cpu, stamp, te);
+                        sched_switch(data.cpu, data.time, te);
         }
         return 0;
 }
@@ -597,16 +569,16 @@ static void end_sample_processing(void)
         }
 }
 
-static u64 sample_time(event_t *event)
+static u64 sample_time(event_t *event, const struct perf_session *session)
 {
         int cursor;
 
         cursor = 0;
-        if (sample_type & PERF_SAMPLE_IP)
+        if (session->sample_type & PERF_SAMPLE_IP)
                 cursor++;
-        if (sample_type & PERF_SAMPLE_TID)
+        if (session->sample_type & PERF_SAMPLE_TID)
                 cursor++;
-        if (sample_type & PERF_SAMPLE_TIME)
+        if (session->sample_type & PERF_SAMPLE_TIME)
                 return event->sample.array[cursor];
         return 0;
 }
@@ -616,8 +588,7 @@ static u64 sample_time(event_t *event)
  * We first queue all events, sorted backwards by insertion.
  * The order will get flipped later.
  */
-static int
-queue_sample_event(event_t *event)
+static int queue_sample_event(event_t *event, struct perf_session *session)
 {
         struct sample_wrapper *copy, *prev;
         int size;
@@ -631,7 +602,7 @@ queue_sample_event(event_t *event)
         memset(copy, 0, size);
 
         copy->next = NULL;
-        copy->timestamp = sample_time(event);
+        copy->timestamp = sample_time(event, session);
 
         memcpy(&copy->data, event, event->sample.header.size);
 
@@ -1043,7 +1014,7 @@ static void write_svg_file(const char *filename)
         svg_close();
 }
 
-static void process_samples(void)
+static void process_samples(struct perf_session *session)
 {
         struct sample_wrapper *cursor;
         event_t *event;
@@ -1054,15 +1025,13 @@ static void process_samples(void)
         while (cursor) {
                 event = (void *)&cursor->data;
                 cursor = cursor->next;
-                process_sample_event(event);
+                process_sample_event(event, session);
         }
 }
 
-static int sample_type_check(u64 type)
+static int sample_type_check(struct perf_session *session)
 {
-        sample_type = type;
-
-        if (!(sample_type & PERF_SAMPLE_RAW)) {
+        if (!(session->sample_type & PERF_SAMPLE_RAW)) {
                 fprintf(stderr, "No trace samples found in the file.\n"
                                 "Have you used 'perf timechart record' to record it?\n");
                 return -1;
@@ -1071,7 +1040,7 @@ static int sample_type_check(u64 type)
         return 0;
 }
 
-static struct perf_file_handler file_handler = {
+static struct perf_event_ops event_ops = {
         .process_comm_event     = process_comm_event,
         .process_fork_event     = process_fork_event,
         .process_exit_event     = process_exit_event,
@@ -1081,17 +1050,17 @@ static struct perf_file_handler file_handler = {
 
 static int __cmd_timechart(void)
 {
-        struct perf_header *header;
+        struct perf_session *session = perf_session__new(input_name, O_RDONLY, 0);
         int ret;
 
-        register_perf_file_handler(&file_handler);
+        if (session == NULL)
+                return -ENOMEM;
 
-        ret = mmap_dispatch_perf_file(&header, input_name, 0, 0,
-                                      &event__cwdlen, &event__cwd);
+        ret = perf_session__process_events(session, &event_ops);
         if (ret)
-                return EXIT_FAILURE;
+                goto out_delete;
 
-        process_samples();
+        process_samples(session);
 
         end_sample_processing();
 
@@ -1101,8 +1070,9 @@ static int __cmd_timechart(void)
 
         pr_info("Written %2.1f seconds of trace to %s.\n",
                 (last_time - first_time) / 1000000000.0, output_name);
-
-        return EXIT_SUCCESS;
+out_delete:
+        perf_session__delete(session);
+        return ret;
 }
 
 static const char * const timechart_usage[] = {
@@ -1167,11 +1137,11 @@ static const struct option options[] = {
 
 int cmd_timechart(int argc, const char **argv, const char *prefix __used)
 {
-        symbol__init(0);
-
         argc = parse_options(argc, argv, options, timechart_usage,
                         PARSE_OPT_STOP_AT_NON_OPTION);
 
+        symbol__init();
+
         if (argc && !strncmp(argv[0], "rec", 3))
                 return __cmd_record(argc, argv);
         else if (argc)