From f0ce888c064e07c73a103822f2ad8e77649fd107 Mon Sep 17 00:00:00 2001
From: Arnaldo Carvalho de Melo <acme@redhat.com>
Date: Tue, 8 Sep 2015 13:30:00 -0300
Subject: perf env: Move perf_env out of header.h and session.c into separate
 object

Since it can be used separately from 'perf_session' and 'perf_header',
move it to separate include file and object, next csets will try to move
a perf_env__init() routine.

Tested-by: Wang Nan <wangnan0@huawei.com>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Borislav Petkov <bp@suse.de>
Cc: David Ahern <dsahern@gmail.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Kan Liang <kan.liang@intel.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lkml.kernel.org/n/tip-ff2rw99tsn670y1b6gxbwdsi@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

diff --git a/tools/perf/util/Build b/tools/perf/util/Build
index 349bc96..4bc7a9a 100644
--- a/tools/perf/util/Build
+++ b/tools/perf/util/Build
@@ -5,6 +5,7 @@ libperf-y += build-id.o
 libperf-y += config.o
 libperf-y += ctype.o
 libperf-y += db-export.o
+libperf-y += env.o
 libperf-y += environment.o
 libperf-y += event.o
 libperf-y += evlist.o
diff --git a/tools/perf/util/env.c b/tools/perf/util/env.c
new file mode 100644
index 0000000..0b3e1b2
--- /dev/null
+++ b/tools/perf/util/env.c
@@ -0,0 +1,19 @@
+#include "env.h"
+#include "util.h"
+
+void perf_env__exit(struct perf_env *env)
+{
+	zfree(&env->hostname);
+	zfree(&env->os_release);
+	zfree(&env->version);
+	zfree(&env->arch);
+	zfree(&env->cpu_desc);
+	zfree(&env->cpuid);
+	zfree(&env->cmdline);
+	zfree(&env->cmdline_argv);
+	zfree(&env->sibling_cores);
+	zfree(&env->sibling_threads);
+	zfree(&env->numa_nodes);
+	zfree(&env->pmu_mappings);
+	zfree(&env->cpu);
+}
diff --git a/tools/perf/util/env.h b/tools/perf/util/env.h
new file mode 100644
index 0000000..b137051
--- /dev/null
+++ b/tools/perf/util/env.h
@@ -0,0 +1,37 @@
+#ifndef __PERF_ENV_H
+#define __PERF_ENV_H
+
+struct cpu_topology_map {
+	int	socket_id;
+	int	core_id;
+};
+
+struct perf_env {
+	char			*hostname;
+	char			*os_release;
+	char			*version;
+	char			*arch;
+	int			nr_cpus_online;
+	int			nr_cpus_avail;
+	char			*cpu_desc;
+	char			*cpuid;
+	unsigned long long	total_mem;
+
+	int			nr_cmdline;
+	int			nr_sibling_cores;
+	int			nr_sibling_threads;
+	int			nr_numa_nodes;
+	int			nr_pmu_mappings;
+	int			nr_groups;
+	char			*cmdline;
+	const char		**cmdline_argv;
+	char			*sibling_cores;
+	char			*sibling_threads;
+	char			*numa_nodes;
+	char			*pmu_mappings;
+	struct cpu_topology_map	*cpu;
+};
+
+void perf_env__exit(struct perf_env *env);
+
+#endif /* __PERF_ENV_H */
diff --git a/tools/perf/util/header.h b/tools/perf/util/header.h
index 975d803..05f27cb 100644
--- a/tools/perf/util/header.h
+++ b/tools/perf/util/header.h
@@ -7,7 +7,7 @@
 #include <linux/bitmap.h>
 #include <linux/types.h>
 #include "event.h"
-
+#include "env.h"
 
 enum {
 	HEADER_RESERVED		= 0,	/* always cleared */
@@ -66,37 +66,6 @@ struct perf_header;
 int perf_file_header__read(struct perf_file_header *header,
 			   struct perf_header *ph, int fd);
 
-struct cpu_topology_map {
-	int	socket_id;
-	int	core_id;
-};
-
-struct perf_env {
-	char			*hostname;
-	char			*os_release;
-	char			*version;
-	char			*arch;
-	int			nr_cpus_online;
-	int			nr_cpus_avail;
-	char			*cpu_desc;
-	char			*cpuid;
-	unsigned long long	total_mem;
-
-	int			nr_cmdline;
-	int			nr_sibling_cores;
-	int			nr_sibling_threads;
-	int			nr_numa_nodes;
-	int			nr_pmu_mappings;
-	int			nr_groups;
-	char			*cmdline;
-	const char		**cmdline_argv;
-	char			*sibling_cores;
-	char			*sibling_threads;
-	char			*numa_nodes;
-	char			*pmu_mappings;
-	struct cpu_topology_map	*cpu;
-};
-
 struct perf_header {
 	enum perf_header_version	version;
 	bool				needs_swap;
diff --git a/tools/perf/util/session.c b/tools/perf/util/session.c
index 23fed17..728cb11 100644
--- a/tools/perf/util/session.c
+++ b/tools/perf/util/session.c
@@ -170,31 +170,13 @@ static void perf_session__delete_threads(struct perf_session *session)
 	machine__delete_threads(&session->machines.host);
 }
 
-static void perf_session_env__exit(struct perf_env *env)
-{
-	zfree(&env->hostname);
-	zfree(&env->os_release);
-	zfree(&env->version);
-	zfree(&env->arch);
-	zfree(&env->cpu_desc);
-	zfree(&env->cpuid);
-
-	zfree(&env->cmdline);
-	zfree(&env->cmdline_argv);
-	zfree(&env->sibling_cores);
-	zfree(&env->sibling_threads);
-	zfree(&env->numa_nodes);
-	zfree(&env->pmu_mappings);
-	zfree(&env->cpu);
-}
-
 void perf_session__delete(struct perf_session *session)
 {
 	auxtrace__free(session);
 	auxtrace_index__free(&session->auxtrace_index);
 	perf_session__destroy_kernel_maps(session);
 	perf_session__delete_threads(session);
-	perf_session_env__exit(&session->header.env);
+	perf_env__exit(&session->header.env);
 	machines__exit(&session->machines);
 	if (session->file)
 		perf_data_file__close(session->file);
-- 
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