[tip:perf/urgent] perf tools: Ditch the symbol_conf.nr_events global

[tip-bot for Arnaldo Carvalho de Melo <tipbot@zytor.com>]

Commit-ID:  9fd5578a3cdd6cb59603b04a9282199d08f85607
Gitweb:     https://git.kernel.org/tip/9fd5578a3cdd6cb59603b04a9282199d08f85607
Author:     Arnaldo Carvalho de Melo <acme@redhat.com>
AuthorDate: Thu, 24 May 2018 17:38:51 -0300
Committer:  Arnaldo Carvalho de Melo <acme@redhat.com>
CommitDate: Mon, 4 Jun 2018 10:28:52 -0300

perf tools: Ditch the symbol_conf.nr_events global

Since over time the places where we need to pass this got reduced
because we can obtain it from evsel->evlist->nr_entries, no need to have
this global anymore.

Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Wang Nan <wangnan0@huawei.com>
Link: https://lkml.kernel.org/n/tip-ovhikrfj8pzdv93yq3gt6sei@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
---
 tools/perf/builtin-kvm.c | 2 --
 tools/perf/builtin-top.c | 2 --
 tools/perf/util/header.c | 4 ----
 tools/perf/util/symbol.h | 1 -
 4 files changed, 9 deletions(-)

diff --git a/tools/perf/builtin-kvm.c b/tools/perf/builtin-kvm.c
index 72e2ca096bf5..2b1ef704169f 100644
--- a/tools/perf/builtin-kvm.c
+++ b/tools/perf/builtin-kvm.c
@@ -1438,8 +1438,6 @@ static int kvm_events_live(struct perf_kvm_stat *kvm,
 		goto out;
 	}
 
-	symbol_conf.nr_events = kvm->evlist->nr_entries;
-
 	if (perf_evlist__create_maps(kvm->evlist, &kvm->opts.target) < 0)
 		usage_with_options(live_usage, live_options);
 
diff --git a/tools/perf/builtin-top.c b/tools/perf/builtin-top.c
index 04fe04885e99..4284840022a3 100644
--- a/tools/perf/builtin-top.c
+++ b/tools/perf/builtin-top.c
@@ -1462,8 +1462,6 @@ int cmd_top(int argc, const char **argv)
 		goto out_delete_evlist;
 	}
 
-	symbol_conf.nr_events = top.evlist->nr_entries;
-
 	if (top.delay_secs < 1)
 		top.delay_secs = 1;
 
diff --git a/tools/perf/util/header.c b/tools/perf/util/header.c
index a8bff2178fbc..2625cc38a0d6 100644
--- a/tools/perf/util/header.c
+++ b/tools/perf/util/header.c
@@ -3312,8 +3312,6 @@ int perf_session__read_header(struct perf_session *session)
 		lseek(fd, tmp, SEEK_SET);
 	}
 
-	symbol_conf.nr_events = nr_attrs;
-
 	perf_header__process_sections(header, fd, &session->tevent,
 				      perf_file_section__process);
 
@@ -3739,8 +3737,6 @@ int perf_event__process_attr(struct perf_tool *tool __maybe_unused,
 		perf_evlist__id_add(evlist, evsel, 0, i, event->attr.id[i]);
 	}
 
-	symbol_conf.nr_events = evlist->nr_entries;
-
 	return 0;
 }
 
diff --git a/tools/perf/util/symbol.h b/tools/perf/util/symbol.h
index 1a16438eb3ce..1be9a6bad967 100644
--- a/tools/perf/util/symbol.h
+++ b/tools/perf/util/symbol.h
@@ -90,7 +90,6 @@ struct intlist;
 
 struct symbol_conf {
 	unsigned short	priv_size;
-	unsigned short	nr_events;
 	bool		try_vmlinux_path,
 			init_annotation,
 			force,