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Date: Tue, 8 Sep 2015 07:33:26 -0700
From: tip-bot for Jiri Olsa <tipbot@...or.com>
To: linux-tip-commits@...r.kernel.org
Cc: dsahern@...il.com, a.p.zijlstra@...llo.nl,
linux-kernel@...r.kernel.org, mingo@...nel.org, tglx@...utronix.de,
acme@...hat.com, hpa@...or.com, namhyung@...nel.org,
raphael.beamonte@...il.com, matt.fleming@...el.com,
rostedt@...dmis.org, jolsa@...nel.org
Subject: [tip:perf/core] tools lib api fs:
Move tracing_path interface into api/fs/tracing_path.c
Commit-ID: 592d5a6ba86a31681fa5e20a63a145b0a3b53c8a
Gitweb: http://git.kernel.org/tip/592d5a6ba86a31681fa5e20a63a145b0a3b53c8a
Author: Jiri Olsa <jolsa@...nel.org>
AuthorDate: Wed, 2 Sep 2015 09:56:34 +0200
Committer: Arnaldo Carvalho de Melo <acme@...hat.com>
CommitDate: Fri, 4 Sep 2015 12:00:45 -0300
tools lib api fs: Move tracing_path interface into api/fs/tracing_path.c
Moving tracing_path interface into api/fs/tracing_path.c out of util.c.
It seems generic enough to be used by others, and I couldn't think of
better place.
Signed-off-by: Jiri Olsa <jolsa@...nel.org>
Reviewed-by: Matt Fleming <matt.fleming@...el.com>
Reviewed-by: Raphael Beamonte <raphael.beamonte@...il.com>
Cc: David Ahern <dsahern@...il.com>
Cc: Namhyung Kim <namhyung@...nel.org>
Cc: Peter Zijlstra <a.p.zijlstra@...llo.nl>
Cc: Steven Rostedt <rostedt@...dmis.org>
Link: http://lkml.kernel.org/r/1441180605-24737-5-git-send-email-jolsa@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@...hat.com>
---
tools/lib/api/fs/Build | 1 +
tools/lib/api/fs/tracing_path.c | 83 ++++++++++++++++++++++++++++++++++++++
tools/lib/api/fs/tracing_path.h | 13 ++++++
tools/perf/perf.c | 2 +-
tools/perf/util/parse-events.c | 2 +-
tools/perf/util/trace-event-info.c | 2 +-
tools/perf/util/trace-event.c | 1 +
tools/perf/util/util.c | 70 --------------------------------
tools/perf/util/util.h | 6 ---
9 files changed, 101 insertions(+), 79 deletions(-)
diff --git a/tools/lib/api/fs/Build b/tools/lib/api/fs/Build
index 6de5a4f..fa726f6 100644
--- a/tools/lib/api/fs/Build
+++ b/tools/lib/api/fs/Build
@@ -1,4 +1,5 @@
libapi-y += fs.o
+libapi-y += tracing_path.o
libapi-y += debugfs.o
libapi-y += findfs.o
libapi-y += tracefs.o
diff --git a/tools/lib/api/fs/tracing_path.c b/tools/lib/api/fs/tracing_path.c
new file mode 100644
index 0000000..1fd6e1f
--- /dev/null
+++ b/tools/lib/api/fs/tracing_path.c
@@ -0,0 +1,83 @@
+#ifndef _GNU_SOURCE
+# define _GNU_SOURCE
+#endif
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include "debugfs.h"
+#include "tracefs.h"
+
+#include "tracing_path.h"
+
+
+char tracing_path[PATH_MAX + 1] = "/sys/kernel/debug/tracing";
+char tracing_events_path[PATH_MAX + 1] = "/sys/kernel/debug/tracing/events";
+
+
+static void __tracing_path_set(const char *tracing, const char *mountpoint)
+{
+ snprintf(tracing_path, sizeof(tracing_path), "%s/%s",
+ mountpoint, tracing);
+ snprintf(tracing_events_path, sizeof(tracing_events_path), "%s/%s%s",
+ mountpoint, tracing, "events");
+}
+
+static const char *tracing_path_tracefs_mount(void)
+{
+ const char *mnt;
+
+ mnt = tracefs_mount(NULL);
+ if (!mnt)
+ return NULL;
+
+ __tracing_path_set("", mnt);
+
+ return mnt;
+}
+
+static const char *tracing_path_debugfs_mount(void)
+{
+ const char *mnt;
+
+ mnt = debugfs_mount(NULL);
+ if (!mnt)
+ return NULL;
+
+ __tracing_path_set("tracing/", mnt);
+
+ return mnt;
+}
+
+const char *tracing_path_mount(void)
+{
+ const char *mnt;
+
+ mnt = tracing_path_tracefs_mount();
+ if (mnt)
+ return mnt;
+
+ mnt = tracing_path_debugfs_mount();
+
+ return mnt;
+}
+
+void tracing_path_set(const char *mntpt)
+{
+ __tracing_path_set("tracing/", mntpt);
+}
+
+char *get_tracing_file(const char *name)
+{
+ char *file;
+
+ if (asprintf(&file, "%s/%s", tracing_path, name) < 0)
+ return NULL;
+
+ return file;
+}
+
+void put_tracing_file(char *file)
+{
+ free(file);
+}
diff --git a/tools/lib/api/fs/tracing_path.h b/tools/lib/api/fs/tracing_path.h
new file mode 100644
index 0000000..b132dc5
--- /dev/null
+++ b/tools/lib/api/fs/tracing_path.h
@@ -0,0 +1,13 @@
+#ifndef __API_FS_TRACING_PATH_H
+#define __API_FS_TRACING_PATH_H
+
+extern char tracing_path[];
+extern char tracing_events_path[];
+
+void tracing_path_set(const char *mountpoint);
+const char *tracing_path_mount(void);
+
+char *get_tracing_file(const char *name);
+void put_tracing_file(char *file);
+
+#endif /* __API_FS_TRACING_PATH_H */
diff --git a/tools/perf/perf.c b/tools/perf/perf.c
index 0e99cd1..f2fc019 100644
--- a/tools/perf/perf.c
+++ b/tools/perf/perf.c
@@ -15,7 +15,7 @@
#include "util/parse-events.h"
#include "util/parse-options.h"
#include "util/debug.h"
-#include <api/fs/debugfs.h>
+#include <api/fs/tracing_path.h>
#include <pthread.h>
const char perf_usage_string[] =
diff --git a/tools/perf/util/parse-events.c b/tools/perf/util/parse-events.c
index d826e6f..3840176 100644
--- a/tools/perf/util/parse-events.c
+++ b/tools/perf/util/parse-events.c
@@ -11,7 +11,7 @@
#include "cache.h"
#include "header.h"
#include "debug.h"
-#include <api/fs/debugfs.h>
+#include <api/fs/tracing_path.h>
#include "parse-events-bison.h"
#define YY_EXTRA_TYPE int
#include "parse-events-flex.h"
diff --git a/tools/perf/util/trace-event-info.c b/tools/perf/util/trace-event-info.c
index 2224598..d995743 100644
--- a/tools/perf/util/trace-event-info.c
+++ b/tools/perf/util/trace-event-info.c
@@ -38,7 +38,7 @@
#include "../perf.h"
#include "trace-event.h"
-#include <api/fs/debugfs.h>
+#include <api/fs/tracing_path.h>
#include "evsel.h"
#include "debug.h"
diff --git a/tools/perf/util/trace-event.c b/tools/perf/util/trace-event.c
index b90e646..2f4996a 100644
--- a/tools/perf/util/trace-event.c
+++ b/tools/perf/util/trace-event.c
@@ -8,6 +8,7 @@
#include <fcntl.h>
#include <linux/kernel.h>
#include <traceevent/event-parse.h>
+#include <api/fs/tracing_path.h>
#include "trace-event.h"
#include "machine.h"
#include "util.h"
diff --git a/tools/perf/util/util.c b/tools/perf/util/util.c
index b959f78..49a5c6a 100644
--- a/tools/perf/util/util.c
+++ b/tools/perf/util/util.c
@@ -34,9 +34,6 @@ bool test_attr__enabled;
bool perf_host = true;
bool perf_guest = false;
-char tracing_path[PATH_MAX + 1] = "/sys/kernel/debug/tracing";
-char tracing_events_path[PATH_MAX + 1] = "/sys/kernel/debug/tracing/events";
-
void event_attr_init(struct perf_event_attr *attr)
{
if (!perf_host)
@@ -390,73 +387,6 @@ void set_term_quiet_input(struct termios *old)
tcsetattr(0, TCSANOW, &tc);
}
-static void __tracing_path_set(const char *tracing, const char *mountpoint)
-{
- snprintf(tracing_path, sizeof(tracing_path), "%s/%s",
- mountpoint, tracing);
- snprintf(tracing_events_path, sizeof(tracing_events_path), "%s/%s%s",
- mountpoint, tracing, "events");
-}
-
-static const char *tracing_path_tracefs_mount(void)
-{
- const char *mnt;
-
- mnt = tracefs_mount(NULL);
- if (!mnt)
- return NULL;
-
- __tracing_path_set("", mnt);
-
- return mnt;
-}
-
-static const char *tracing_path_debugfs_mount(void)
-{
- const char *mnt;
-
- mnt = debugfs_mount(NULL);
- if (!mnt)
- return NULL;
-
- __tracing_path_set("tracing/", mnt);
-
- return mnt;
-}
-
-const char *tracing_path_mount(void)
-{
- const char *mnt;
-
- mnt = tracing_path_tracefs_mount();
- if (mnt)
- return mnt;
-
- mnt = tracing_path_debugfs_mount();
-
- return mnt;
-}
-
-void tracing_path_set(const char *mntpt)
-{
- __tracing_path_set("tracing/", mntpt);
-}
-
-char *get_tracing_file(const char *name)
-{
- char *file;
-
- if (asprintf(&file, "%s/%s", tracing_path, name) < 0)
- return NULL;
-
- return file;
-}
-
-void put_tracing_file(char *file)
-{
- free(file);
-}
-
int parse_nsec_time(const char *str, u64 *ptime)
{
u64 time_sec, time_nsec;
diff --git a/tools/perf/util/util.h b/tools/perf/util/util.h
index bbf8a93..495b99c 100644
--- a/tools/perf/util/util.h
+++ b/tools/perf/util/util.h
@@ -83,12 +83,6 @@
extern const char *graph_line;
extern const char *graph_dotted_line;
extern char buildid_dir[];
-extern char tracing_path[];
-extern char tracing_events_path[];
-extern void tracing_path_set(const char *mountpoint);
-const char *tracing_path_mount(void);
-char *get_tracing_file(const char *name);
-void put_tracing_file(char *file);
/* On most systems <limits.h> would have given us this, but
* not on some systems (e.g. GNU/Hurd).
--
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