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Message-Id: <1441180605-24737-14-git-send-email-jolsa@kernel.org>
Date: Wed, 2 Sep 2015 09:56:43 +0200
From: Jiri Olsa <jolsa@...nel.org>
To: Arnaldo Carvalho de Melo <acme@...nel.org>
Cc: lkml <linux-kernel@...r.kernel.org>,
David Ahern <dsahern@...il.com>,
Ingo Molnar <mingo@...nel.org>,
Namhyung Kim <namhyung@...nel.org>,
Peter Zijlstra <a.p.zijlstra@...llo.nl>,
Matt Fleming <matt@...eblueprint.co.uk>,
Raphaël Beamonte <raphael.beamonte@...il.com>,
Steven Rostedt <rostedt@...dmis.org>
Subject: [PATCH 13/15] tools lib api: Replace debugfs/tracefs objects interface with fs.c
Switching to the fs.c related filesystem framework.
Link: http://lkml.kernel.org/n/tip-csvlq2hr43ys3u7nfs2up9y9@git.kernel.org
Signed-off-by: Jiri Olsa <jolsa@...nel.org>
---
tools/lib/api/fs/fs.c | 1 -
tools/lib/api/fs/tracing_path.c | 15 +++++++--------
tools/perf/builtin-kvm.c | 1 -
tools/perf/builtin-probe.c | 1 -
tools/perf/tests/openat-syscall-all-cpus.c | 5 +++--
tools/perf/tests/openat-syscall.c | 5 +++--
tools/perf/tests/parse-events.c | 7 +++----
tools/perf/util/evsel.c | 2 +-
tools/perf/util/probe-event.c | 5 ++---
tools/perf/util/probe-file.c | 7 +++----
tools/perf/util/util.h | 3 +--
11 files changed, 23 insertions(+), 29 deletions(-)
diff --git a/tools/lib/api/fs/fs.c b/tools/lib/api/fs/fs.c
index 8afe08a99bc6..791509346178 100644
--- a/tools/lib/api/fs/fs.c
+++ b/tools/lib/api/fs/fs.c
@@ -11,7 +11,6 @@
#include <unistd.h>
#include <sys/mount.h>
-#include "debugfs.h"
#include "fs.h"
#define _STR(x) #x
diff --git a/tools/lib/api/fs/tracing_path.c b/tools/lib/api/fs/tracing_path.c
index b0ee3b3acef0..b53aa9c8d1c8 100644
--- a/tools/lib/api/fs/tracing_path.c
+++ b/tools/lib/api/fs/tracing_path.c
@@ -7,8 +7,7 @@
#include <string.h>
#include <errno.h>
#include <unistd.h>
-#include "debugfs.h"
-#include "tracefs.h"
+#include "fs.h"
#include "tracing_path.h"
@@ -29,7 +28,7 @@ static const char *tracing_path_tracefs_mount(void)
{
const char *mnt;
- mnt = tracefs_mount(NULL);
+ mnt = tracefs__mount();
if (!mnt)
return NULL;
@@ -42,7 +41,7 @@ static const char *tracing_path_debugfs_mount(void)
{
const char *mnt;
- mnt = debugfs_mount(NULL);
+ mnt = debugfs__mount();
if (!mnt)
return NULL;
@@ -90,7 +89,7 @@ static int strerror_open(int err, char *buf, size_t size, const char *filename)
switch (err) {
case ENOENT:
- if (debugfs_configured() || tracefs_configured()) {
+ if (debugfs__configured() || tracefs__configured()) {
snprintf(buf, size,
"Error:\tFile %s/%s not found.\n"
"Hint:\tPerhaps this kernel misses some CONFIG_ setting to enable this feature?.\n",
@@ -104,13 +103,13 @@ static int strerror_open(int err, char *buf, size_t size, const char *filename)
"Hint:\tTry 'sudo mount -t debugfs nodev /sys/kernel/debug'");
break;
case EACCES: {
- const char *mountpoint = debugfs_find_mountpoint();
+ const char *mountpoint = debugfs__mountpoint();
if (!access(mountpoint, R_OK) && strncmp(filename, "tracing/", 8) == 0) {
- const char *tracefs_mntpoint = tracefs_find_mountpoint();
+ const char *tracefs_mntpoint = tracefs__mountpoint();
if (tracefs_mntpoint)
- mountpoint = tracefs_find_mountpoint();
+ mountpoint = tracefs__mountpoint();
}
snprintf(buf, size,
diff --git a/tools/perf/builtin-kvm.c b/tools/perf/builtin-kvm.c
index fc1cffb1b7a2..dd94b4ca2213 100644
--- a/tools/perf/builtin-kvm.c
+++ b/tools/perf/builtin-kvm.c
@@ -13,7 +13,6 @@
#include "util/parse-options.h"
#include "util/trace-event.h"
#include "util/debug.h"
-#include <api/fs/debugfs.h>
#include "util/tool.h"
#include "util/stat.h"
#include "util/top.h"
diff --git a/tools/perf/builtin-probe.c b/tools/perf/builtin-probe.c
index b81cec33b4b2..310aba2756a8 100644
--- a/tools/perf/builtin-probe.c
+++ b/tools/perf/builtin-probe.c
@@ -37,7 +37,6 @@
#include "util/strfilter.h"
#include "util/symbol.h"
#include "util/debug.h"
-#include <api/fs/debugfs.h>
#include "util/parse-options.h"
#include "util/probe-finder.h"
#include "util/probe-event.h"
diff --git a/tools/perf/tests/openat-syscall-all-cpus.c b/tools/perf/tests/openat-syscall-all-cpus.c
index a572f87e9c8d..a38adf94c731 100644
--- a/tools/perf/tests/openat-syscall-all-cpus.c
+++ b/tools/perf/tests/openat-syscall-all-cpus.c
@@ -1,3 +1,4 @@
+#include <api/fs/fs.h>
#include "evsel.h"
#include "tests.h"
#include "thread_map.h"
@@ -30,9 +31,9 @@ int test__openat_syscall_event_on_all_cpus(void)
evsel = perf_evsel__newtp("syscalls", "sys_enter_openat");
if (evsel == NULL) {
- if (tracefs_configured())
+ if (tracefs__configured())
pr_debug("is tracefs mounted on /sys/kernel/tracing?\n");
- else if (debugfs_configured())
+ else if (debugfs__configured())
pr_debug("is debugfs mounted on /sys/kernel/debug?\n");
else
pr_debug("Neither tracefs or debugfs is enabled in this kernel\n");
diff --git a/tools/perf/tests/openat-syscall.c b/tools/perf/tests/openat-syscall.c
index c9a37bc6b33a..8048c7d7cd67 100644
--- a/tools/perf/tests/openat-syscall.c
+++ b/tools/perf/tests/openat-syscall.c
@@ -1,3 +1,4 @@
+#include <api/fs/fs.h>
#include "thread_map.h"
#include "evsel.h"
#include "debug.h"
@@ -18,9 +19,9 @@ int test__openat_syscall_event(void)
evsel = perf_evsel__newtp("syscalls", "sys_enter_openat");
if (evsel == NULL) {
- if (tracefs_configured())
+ if (tracefs__configured())
pr_debug("is tracefs mounted on /sys/kernel/tracing?\n");
- else if (debugfs_configured())
+ else if (debugfs__configured())
pr_debug("is debugfs mounted on /sys/kernel/debug?\n");
else
pr_debug("Neither tracefs or debugfs is enabled in this kernel\n");
diff --git a/tools/perf/tests/parse-events.c b/tools/perf/tests/parse-events.c
index 9b6b2b6324a1..91fbfd593c4a 100644
--- a/tools/perf/tests/parse-events.c
+++ b/tools/perf/tests/parse-events.c
@@ -3,11 +3,10 @@
#include "evsel.h"
#include "evlist.h"
#include <api/fs/fs.h>
-#include <api/fs/tracefs.h>
-#include <api/fs/debugfs.h>
#include "tests.h"
#include "debug.h"
#include <linux/hw_breakpoint.h>
+#include <api/fs/fs.h>
#define PERF_TP_SAMPLE_TYPE (PERF_SAMPLE_RAW | PERF_SAMPLE_TIME | \
PERF_SAMPLE_CPU | PERF_SAMPLE_PERIOD)
@@ -1268,12 +1267,12 @@ static int count_tracepoints(void)
DIR *events_dir;
int cnt = 0;
- mountpoint = tracefs_find_mountpoint();
+ mountpoint = tracefs__mountpoint();
if (mountpoint) {
scnprintf(events_path, PATH_MAX, "%s/events",
mountpoint);
} else {
- mountpoint = debugfs_find_mountpoint();
+ mountpoint = debugfs__mountpoint();
scnprintf(events_path, PATH_MAX, "%s/tracing/events",
mountpoint);
}
diff --git a/tools/perf/util/evsel.c b/tools/perf/util/evsel.c
index c53f79123b37..771ade4d5966 100644
--- a/tools/perf/util/evsel.c
+++ b/tools/perf/util/evsel.c
@@ -9,7 +9,7 @@
#include <byteswap.h>
#include <linux/bitops.h>
-#include <api/fs/debugfs.h>
+#include <api/fs/tracing_path.h>
#include <traceevent/event-parse.h>
#include <linux/hw_breakpoint.h>
#include <linux/perf_event.h>
diff --git a/tools/perf/util/probe-event.c b/tools/perf/util/probe-event.c
index eb5f18b75402..1104c584e3d9 100644
--- a/tools/perf/util/probe-event.c
+++ b/tools/perf/util/probe-event.c
@@ -40,8 +40,7 @@
#include "color.h"
#include "symbol.h"
#include "thread.h"
-#include <api/fs/debugfs.h>
-#include <api/fs/tracefs.h>
+#include <api/fs/fs.h>
#include "trace-event.h" /* For __maybe_unused */
#include "probe-event.h"
#include "probe-finder.h"
@@ -2054,7 +2053,7 @@ static void kprobe_blacklist__delete(struct list_head *blacklist)
static int kprobe_blacklist__load(struct list_head *blacklist)
{
struct kprobe_blacklist_node *node;
- const char *__debugfs = debugfs_find_mountpoint();
+ const char *__debugfs = debugfs__mountpoint();
char buf[PATH_MAX], *p;
FILE *fp;
int ret;
diff --git a/tools/perf/util/probe-file.c b/tools/perf/util/probe-file.c
index bbb243717ec8..de0df1e6222a 100644
--- a/tools/perf/util/probe-file.c
+++ b/tools/perf/util/probe-file.c
@@ -22,8 +22,7 @@
#include "color.h"
#include "symbol.h"
#include "thread.h"
-#include <api/fs/debugfs.h>
-#include <api/fs/tracefs.h>
+#include <api/fs/fs.h>
#include "probe-event.h"
#include "probe-file.h"
#include "session.h"
@@ -77,11 +76,11 @@ static int open_probe_events(const char *trace_file, bool readwrite)
const char *tracing_dir = "";
int ret;
- __debugfs = tracefs_find_mountpoint();
+ __debugfs = tracefs__mountpoint();
if (__debugfs == NULL) {
tracing_dir = "tracing/";
- __debugfs = debugfs_find_mountpoint();
+ __debugfs = debugfs__mountpoint();
if (__debugfs == NULL)
return -ENOTSUP;
}
diff --git a/tools/perf/util/util.h b/tools/perf/util/util.h
index f9a9717d2aff..91b3bb79a4b5 100644
--- a/tools/perf/util/util.h
+++ b/tools/perf/util/util.h
@@ -74,8 +74,7 @@
#include <linux/magic.h>
#include <linux/types.h>
#include <sys/ttydefaults.h>
-#include <api/fs/debugfs.h>
-#include <api/fs/tracefs.h>
+#include <api/fs/tracing_path.h>
#include <termios.h>
#include <linux/bitops.h>
#include <termios.h>
--
2.4.3
--
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