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Date: Mon, 1 Apr 2013 21:54:33 -0600
From: David Ahern <dsahern@...il.com>
To: acme@...stprotocols.net, linux-kernel@...r.kernel.org
Cc: David Ahern <dsahern@...il.com>, Borislav Petkov <bp@...en8.de>,
Frederic Weisbecker <fweisbec@...il.com>,
Ingo Molnar <mingo@...nel.org>, Jiri Olsa <jolsa@...hat.com>,
Namhyung Kim <namhyung@...nel.org>,
Peter Zijlstra <a.p.zijlstra@...llo.nl>,
Stephane Eranian <eranian@...gle.com>
Subject: [PATCH 19/23] perf: deprecate DWARF_SUPPORT in favor of CONFIG_DWARF
Signed-off-by: David Ahern <dsahern@...il.com>
Cc: Arnaldo Carvalho de Melo <acme@...stprotocols.net>
Cc: Borislav Petkov <bp@...en8.de>
Cc: Frederic Weisbecker <fweisbec@...il.com>
Cc: Ingo Molnar <mingo@...nel.org>
Cc: Jiri Olsa <jolsa@...hat.com>
Cc: Namhyung Kim <namhyung@...nel.org>
Cc: Peter Zijlstra <a.p.zijlstra@...llo.nl>
Cc: Stephane Eranian <eranian@...gle.com>
---
tools/perf/Makefile | 2 +-
tools/perf/builtin-probe.c | 15 ++++++++-------
tools/perf/util/include/dwarf-regs.h | 4 +++-
tools/perf/util/probe-event.c | 5 +++--
tools/perf/util/probe-finder.h | 5 +++--
5 files changed, 18 insertions(+), 13 deletions(-)
diff --git a/tools/perf/Makefile b/tools/perf/Makefile
index f9847db..e76fa2f 100644
--- a/tools/perf/Makefile
+++ b/tools/perf/Makefile
@@ -593,7 +593,7 @@ ifdef CONFIG_LIBELF
ifeq ($(origin PERF_HAVE_DWARF_REGS), undefined)
msg := $(warning DWARF register mappings have not been defined for architecture $(ARCH), DWARF support disabled);
else
- BASIC_CFLAGS := -DDWARF_SUPPORT $(LIBDW_CFLAGS) $(BASIC_CFLAGS)
+ BASIC_CFLAGS := $(LIBDW_CFLAGS) $(BASIC_CFLAGS)
BASIC_LDFLAGS := $(LIBDW_LDFLAGS) $(BASIC_LDFLAGS)
EXTLIBS += -lelf -ldw
LIB_OBJS += $(OUTPUT)util/probe-finder.o
diff --git a/tools/perf/builtin-probe.c b/tools/perf/builtin-probe.c
index de38a03..c86faf0 100644
--- a/tools/perf/builtin-probe.c
+++ b/tools/perf/builtin-probe.c
@@ -41,6 +41,7 @@
#include "util/parse-options.h"
#include "util/probe-finder.h"
#include "util/probe-event.h"
+#include <linux/kconfig.h>
#define DEFAULT_VAR_FILTER "!__k???tab_* & !__crc_*"
#define DEFAULT_FUNC_FILTER "!_*"
@@ -173,7 +174,7 @@ static int opt_set_target(const struct option *opt, const char *str,
if (str && !params.target) {
if (!strcmp(opt->long_name, "exec"))
params.uprobes = true;
-#ifdef DWARF_SUPPORT
+#ifdef CONFIG_DWARF
else if (!strcmp(opt->long_name, "module"))
params.uprobes = false;
#endif
@@ -187,7 +188,7 @@ static int opt_set_target(const struct option *opt, const char *str,
return ret;
}
-#ifdef DWARF_SUPPORT
+#ifdef CONFIG_DWARF
static int opt_show_lines(const struct option *opt __maybe_unused,
const char *str, int unset __maybe_unused)
{
@@ -257,7 +258,7 @@ int cmd_probe(int argc, const char **argv, const char *prefix __maybe_unused)
"perf probe [<options>] --add 'PROBEDEF' [--add 'PROBEDEF' ...]",
"perf probe [<options>] --del '[GROUP:]EVENT' ...",
"perf probe --list",
-#ifdef DWARF_SUPPORT
+#ifdef CONFIG_DWARF
"perf probe [<options>] --line 'LINEDESC'",
"perf probe [<options>] --vars 'PROBEPOINT'",
#endif
@@ -271,7 +272,7 @@ int cmd_probe(int argc, const char **argv, const char *prefix __maybe_unused)
OPT_CALLBACK('d', "del", NULL, "[GROUP:]EVENT", "delete a probe event.",
opt_del_probe_event),
OPT_CALLBACK('a', "add", NULL,
-#ifdef DWARF_SUPPORT
+#ifdef CONFIG_DWARF
"[EVENT=]FUNC[@SRC][+OFF|%return|:RL|;PT]|SRC:AL|SRC;PT"
" [[NAME=]ARG ...]",
#else
@@ -283,7 +284,7 @@ int cmd_probe(int argc, const char **argv, const char *prefix __maybe_unused)
"\t\tFUNC:\tFunction name\n"
"\t\tOFF:\tOffset from function entry (in byte)\n"
"\t\t%return:\tPut the probe at function return\n"
-#ifdef DWARF_SUPPORT
+#ifdef CONFIG_DWARF
"\t\tSRC:\tSource code path\n"
"\t\tRL:\tRelative line number from function entry.\n"
"\t\tAL:\tAbsolute line number in file.\n"
@@ -296,7 +297,7 @@ int cmd_probe(int argc, const char **argv, const char *prefix __maybe_unused)
opt_add_probe_event),
OPT_BOOLEAN('f', "force", ¶ms.force_add, "forcibly add events"
" with existing name"),
-#ifdef DWARF_SUPPORT
+#ifdef CONFIG_DWARF
OPT_CALLBACK('L', "line", NULL,
"FUNC[:RLN[+NUM|-RLN2]]|SRC:ALN[+NUM|-ALN2]",
"Show source code lines.", opt_show_lines),
@@ -408,7 +409,7 @@ int cmd_probe(int argc, const char **argv, const char *prefix __maybe_unused)
return ret;
}
-#ifdef DWARF_SUPPORT
+#ifdef CONFIG_DWARF
if (params.show_lines && !params.uprobes) {
if (params.mod_events) {
pr_err(" Error: Don't use --line with"
diff --git a/tools/perf/util/include/dwarf-regs.h b/tools/perf/util/include/dwarf-regs.h
index cf6727e..f77a851 100644
--- a/tools/perf/util/include/dwarf-regs.h
+++ b/tools/perf/util/include/dwarf-regs.h
@@ -1,7 +1,9 @@
#ifndef _PERF_DWARF_REGS_H_
#define _PERF_DWARF_REGS_H_
-#ifdef DWARF_SUPPORT
+#include <linux/kconfig.h>
+
+#ifdef CONFIG_DWARF
const char *get_arch_regstr(unsigned int n);
#endif
diff --git a/tools/perf/util/probe-event.c b/tools/perf/util/probe-event.c
index 49a256e..1aed7a6 100644
--- a/tools/perf/util/probe-event.c
+++ b/tools/perf/util/probe-event.c
@@ -45,6 +45,7 @@
#include "probe-event.h"
#include "probe-finder.h"
#include "session.h"
+#include <linux/kconfig.h>
#define MAX_CMDLEN 256
#define MAX_PROBE_ARGS 128
@@ -201,7 +202,7 @@ static int convert_to_perf_probe_point(struct probe_trace_point *tp,
return 0;
}
-#ifdef DWARF_SUPPORT
+#ifdef CONFIG_DWARF
/* Open new debuginfo of given module */
static struct debuginfo *open_debuginfo(const char *module)
{
@@ -630,7 +631,7 @@ int show_available_vars(struct perf_probe_event *pevs, int npevs,
return ret;
}
-#else /* !DWARF_SUPPORT */
+#else /* !CONFIG_DWARF */
static int kprobe_convert_to_perf_probe(struct probe_trace_point *tp,
struct perf_probe_point *pp)
diff --git a/tools/perf/util/probe-finder.h b/tools/perf/util/probe-finder.h
index 17e94d0..5e4621e 100644
--- a/tools/perf/util/probe-finder.h
+++ b/tools/perf/util/probe-finder.h
@@ -4,6 +4,7 @@
#include <stdbool.h>
#include "util.h"
#include "probe-event.h"
+#include <linux/kconfig.h>
#define MAX_PROBE_BUFFER 1024
#define MAX_PROBES 128
@@ -14,7 +15,7 @@ static inline int is_c_varname(const char *name)
return isalpha(name[0]) || name[0] == '_';
}
-#ifdef DWARF_SUPPORT
+#ifdef CONFIG_DWARF
#include "dwarf-aux.h"
@@ -102,6 +103,6 @@ struct line_finder {
int found;
};
-#endif /* DWARF_SUPPORT */
+#endif /* CONFIG_DWARF */
#endif /*_PROBE_FINDER_H */
--
1.7.10.1
--
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