perf tools: Pass evlist to setup_sorting()

This is a preparation to support dynamic sort keys for tracepoint
events.  Dynamic sort keys can be created for specific fields in trace
events so it needs the event information.

Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Acked-by: Jiri Olsa <jolsa@kernel.org>
Cc: Andi Kleen <andi@firstfloor.org>
Cc: David Ahern <dsahern@gmail.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Steven Rostedt <rostedt@goodmis.org>
Cc: Wang Nan <wangnan0@huawei.com>
Link: http://lkml.kernel.org/r/1450804030-29193-5-git-send-email-namhyung@kernel.org
[ Moving the evlist creation earlier in top was split to a previous patch ]
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

tools/perf/builtin-annotate.c

@@ -370,7 +370,7 @@ int cmd_annotate(int argc, const char **argv, const char *prefix __maybe_unused)
 	if (ret < 0)
 		goto out_delete;
 
-	if (setup_sorting() < 0)
+	if (setup_sorting(NULL) < 0)
 		usage_with_options(annotate_usage, options);
 
 	if (annotate.use_stdio)

tools/perf/builtin-diff.c

@@ -1279,7 +1279,7 @@ int cmd_diff(int argc, const char **argv, const char *prefix __maybe_unused)
 
 	sort__mode = SORT_MODE__DIFF;
 
-	if (setup_sorting() < 0)
+	if (setup_sorting(NULL) < 0)
 		usage_with_options(diff_usage, options);
 
 	setup_pager();

tools/perf/builtin-report.c

@@ -897,7 +897,7 @@ repeat:
 		symbol_conf.cumulate_callchain = false;
 	}
 
-	if (setup_sorting() < 0) {
+	if (setup_sorting(session->evlist) < 0) {
 		if (sort_order)
 			parse_options_usage(report_usage, options, "s", 1);
 		if (field_order)

tools/perf/builtin-top.c

@@ -1241,7 +1241,7 @@ int cmd_top(int argc, const char **argv, const char *prefix __maybe_unused)
 	/* display thread wants entries to be collapsed in a different tree */
 	sort__need_collapse = 1;
 
-	if (setup_sorting() < 0) {
+	if (setup_sorting(top.evlist) < 0) {
 		if (sort_order)
 			parse_options_usage(top_usage, options, "s", 1);
 		if (field_order)

tools/perf/tests/hists_cumulate.c

@@ -281,7 +281,7 @@ static int test1(struct perf_evsel *evsel, struct machine *machine)
 	symbol_conf.cumulate_callchain = false;
 	perf_evsel__reset_sample_bit(evsel, CALLCHAIN);
 
-	setup_sorting();
+	setup_sorting(NULL);
 	callchain_register_param(&callchain_param);
 
 	err = add_hist_entries(hists, machine);
@@ -428,7 +428,7 @@ static int test2(struct perf_evsel *evsel, struct machine *machine)
 	symbol_conf.cumulate_callchain = false;
 	perf_evsel__set_sample_bit(evsel, CALLCHAIN);
 
-	setup_sorting();
+	setup_sorting(NULL);
 	callchain_register_param(&callchain_param);
 
 	err = add_hist_entries(hists, machine);
@@ -486,7 +486,7 @@ static int test3(struct perf_evsel *evsel, struct machine *machine)
 	symbol_conf.cumulate_callchain = true;
 	perf_evsel__reset_sample_bit(evsel, CALLCHAIN);
 
-	setup_sorting();
+	setup_sorting(NULL);
 	callchain_register_param(&callchain_param);
 
 	err = add_hist_entries(hists, machine);
@@ -670,7 +670,7 @@ static int test4(struct perf_evsel *evsel, struct machine *machine)
 	symbol_conf.cumulate_callchain = true;
 	perf_evsel__set_sample_bit(evsel, CALLCHAIN);
 
-	setup_sorting();
+	setup_sorting(NULL);
 	callchain_register_param(&callchain_param);
 
 	err = add_hist_entries(hists, machine);

tools/perf/tests/hists_filter.c

@@ -122,7 +122,7 @@ int test__hists_filter(int subtest __maybe_unused)
 		goto out;
 
 	/* default sort order (comm,dso,sym) will be used */
-	if (setup_sorting() < 0)
+	if (setup_sorting(NULL) < 0)
 		goto out;
 
 	machines__init(&machines);

tools/perf/tests/hists_link.c

@@ -294,7 +294,7 @@ int test__hists_link(int subtest __maybe_unused)
 		goto out;
 
 	/* default sort order (comm,dso,sym) will be used */
-	if (setup_sorting() < 0)
+	if (setup_sorting(NULL) < 0)
 		goto out;
 
 	machines__init(&machines);

tools/perf/tests/hists_output.c

@@ -134,7 +134,7 @@ static int test1(struct perf_evsel *evsel, struct machine *machine)
 	field_order = NULL;
 	sort_order = NULL; /* equivalent to sort_order = "comm,dso,sym" */
 
-	setup_sorting();
+	setup_sorting(NULL);
 
 	/*
 	 * expected output:
@@ -236,7 +236,7 @@ static int test2(struct perf_evsel *evsel, struct machine *machine)
 	field_order = "overhead,cpu";
 	sort_order = "pid";
 
-	setup_sorting();
+	setup_sorting(NULL);
 
 	/*
 	 * expected output:
@@ -292,7 +292,7 @@ static int test3(struct perf_evsel *evsel, struct machine *machine)
 	field_order = "comm,overhead,dso";
 	sort_order = NULL;
 
-	setup_sorting();
+	setup_sorting(NULL);
 
 	/*
 	 * expected output:
@@ -366,7 +366,7 @@ static int test4(struct perf_evsel *evsel, struct machine *machine)
 	field_order = "dso,sym,comm,overhead,dso";
 	sort_order = "sym";
 
-	setup_sorting();
+	setup_sorting(NULL);
 
 	/*
 	 * expected output:
@@ -468,7 +468,7 @@ static int test5(struct perf_evsel *evsel, struct machine *machine)
 	field_order = "cpu,pid,comm,dso,sym";
 	sort_order = "dso,pid";
 
-	setup_sorting();
+	setup_sorting(NULL);
 
 	/*
 	 * expected output:

tools/perf/util/sort.c

@@ -4,6 +4,8 @@
 #include "comm.h"
 #include "symbol.h"
 #include "evsel.h"
+#include "evlist.h"
+#include <traceevent/event-parse.h>
 
 regex_t		parent_regex;
 const char	default_parent_pattern[] = "^sys_|^do_page_fault";
@@ -1583,7 +1585,8 @@ int hpp_dimension__add_output(unsigned col)
 	return __hpp_dimension__add_output(&hpp_sort_dimensions[col]);
 }
 
-int sort_dimension__add(const char *tok)
+static int sort_dimension__add(const char *tok,
+			       struct perf_evlist *evlist __maybe_unused)
 {
 	unsigned int i;
 
@@ -1712,7 +1715,7 @@ static int setup_sort_order(void)
 	return 0;
 }
 
-static int __setup_sorting(void)
+static int __setup_sorting(struct perf_evlist *evlist)
 {
 	char *tmp, *tok, *str;
 	const char *sort_keys;
@@ -1743,7 +1746,7 @@ static int __setup_sorting(void)
 
 	for (tok = strtok_r(str, ", ", &tmp);
 			tok; tok = strtok_r(NULL, ", ", &tmp)) {
-		ret = sort_dimension__add(tok);
+		ret = sort_dimension__add(tok, evlist);
 		if (ret == -EINVAL) {
 			error("Invalid --sort key: `%s'", tok);
 			break;
@@ -1954,16 +1957,16 @@ out:
 	return ret;
 }
 
-int setup_sorting(void)
+int setup_sorting(struct perf_evlist *evlist)
 {
 	int err;
 
-	err = __setup_sorting();
+	err = __setup_sorting(evlist);
 	if (err < 0)
 		return err;
 
 	if (parent_pattern != default_parent_pattern) {
-		err = sort_dimension__add("parent");
+		err = sort_dimension__add("parent", evlist);
 		if (err < 0)
 			return err;
 	}

tools/perf/util/sort.h

@@ -226,10 +226,11 @@ struct sort_entry {
 extern struct sort_entry sort_thread;
 extern struct list_head hist_entry__sort_list;
 
-int setup_sorting(void);
+struct perf_evlist;
+struct pevent;
+int setup_sorting(struct perf_evlist *evlist);
 int setup_output_field(void);
 void reset_output_field(void);
-extern int sort_dimension__add(const char *);
 void sort__setup_elide(FILE *fp);
 void perf_hpp__set_elide(int idx, bool elide);