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Message-ID: <tip-e12b202f8fb9b62a3997cad8e93401f85293390c@git.kernel.org>
Date:	Fri, 11 Mar 2016 00:47:38 -0800
From:	tip-bot for Jiri Olsa <tipbot@...or.com>
To:	linux-tip-commits@...r.kernel.org
Cc:	tglx@...utronix.de, alexander.shishkin@...ux.intel.com,
	acme@...hat.com, peterz@...radead.org, adrian.hunter@...el.com,
	bp@...e.de, hekuang@...wei.com, dbueso@...e.com, mingo@...nel.org,
	hpa@...or.com, linux-kernel@...r.kernel.org, rostedt@...dmis.org,
	andi@...stfloor.org, jolsa@...nel.org, jolsa@...hat.com,
	eranian@...gle.com, wangnan0@...wei.com, colin.king@...onical.com,
	mgorman@...e.com, namhyung@...nel.org, dsahern@...il.com
Subject: [tip:perf/core] perf jitdump: Build only on supported archs

Commit-ID:  e12b202f8fb9b62a3997cad8e93401f85293390c
Gitweb:     http://git.kernel.org/tip/e12b202f8fb9b62a3997cad8e93401f85293390c
Author:     Jiri Olsa <jolsa@...hat.com>
AuthorDate: Thu, 10 Mar 2016 17:41:13 +0100
Committer:  Arnaldo Carvalho de Melo <acme@...hat.com>
CommitDate: Thu, 10 Mar 2016 16:33:19 -0300

perf jitdump: Build only on supported archs

Build jitdump only on architectures defined in util/genelf.h file, to avoid
breaking the build on such arches.

Signed-off-by: Jiri Olsa <jolsa@...nel.org>
Cc: Adrian Hunter <adrian.hunter@...el.com>
Cc: Alexander Shishkin <alexander.shishkin@...ux.intel.com>
Cc: Andi Kleen <andi@...stfloor.org>
Cc: Borislav Petkov <bp@...e.de>
Cc: Colin Ian King <colin.king@...onical.com>
Cc: David Ahern <dsahern@...il.com>
Cc: Davidlohr Bueso <dbueso@...e.com>
Cc: He Kuang <hekuang@...wei.com>
Cc: Mel Gorman <mgorman@...e.com>
Cc: Namhyung Kim <namhyung@...nel.org>
Cc: Peter Zijlstra <peterz@...radead.org>
Cc: Stephane Eranian <eranian@...gle.com>
Cc: Steven Rostedt <rostedt@...dmis.org>
Cc: Wang Nan <wangnan0@...wei.com>
Link: http://lkml.kernel.org/r/20160310164113.GA11357@krava.redhat.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@...hat.com>
---
 tools/perf/arch/arm/Makefile     |  1 +
 tools/perf/arch/arm64/Makefile   |  1 +
 tools/perf/arch/powerpc/Makefile |  1 +
 tools/perf/arch/x86/Makefile     |  1 +
 tools/perf/builtin-inject.c      | 12 +++++++-----
 tools/perf/config/Makefile       |  7 +++++++
 tools/perf/util/Build            |  2 +-
 7 files changed, 19 insertions(+), 6 deletions(-)

diff --git a/tools/perf/arch/arm/Makefile b/tools/perf/arch/arm/Makefile
index 7fbca17..18b1351 100644
--- a/tools/perf/arch/arm/Makefile
+++ b/tools/perf/arch/arm/Makefile
@@ -1,3 +1,4 @@
 ifndef NO_DWARF
 PERF_HAVE_DWARF_REGS := 1
 endif
+PERF_HAVE_JITDUMP := 1
diff --git a/tools/perf/arch/arm64/Makefile b/tools/perf/arch/arm64/Makefile
index 7fbca17..18b1351 100644
--- a/tools/perf/arch/arm64/Makefile
+++ b/tools/perf/arch/arm64/Makefile
@@ -1,3 +1,4 @@
 ifndef NO_DWARF
 PERF_HAVE_DWARF_REGS := 1
 endif
+PERF_HAVE_JITDUMP := 1
diff --git a/tools/perf/arch/powerpc/Makefile b/tools/perf/arch/powerpc/Makefile
index 9f9cea3..56e05f1 100644
--- a/tools/perf/arch/powerpc/Makefile
+++ b/tools/perf/arch/powerpc/Makefile
@@ -3,3 +3,4 @@ PERF_HAVE_DWARF_REGS := 1
 endif
 
 HAVE_KVM_STAT_SUPPORT := 1
+PERF_HAVE_JITDUMP := 1
diff --git a/tools/perf/arch/x86/Makefile b/tools/perf/arch/x86/Makefile
index 09ba923..269af21 100644
--- a/tools/perf/arch/x86/Makefile
+++ b/tools/perf/arch/x86/Makefile
@@ -3,3 +3,4 @@ PERF_HAVE_DWARF_REGS := 1
 endif
 HAVE_KVM_STAT_SUPPORT := 1
 PERF_HAVE_ARCH_REGS_QUERY_REGISTER_OFFSET := 1
+PERF_HAVE_JITDUMP := 1
diff --git a/tools/perf/builtin-inject.c b/tools/perf/builtin-inject.c
index e219ed4..7fa6866 100644
--- a/tools/perf/builtin-inject.c
+++ b/tools/perf/builtin-inject.c
@@ -73,7 +73,7 @@ static int perf_event__repipe_oe_synth(struct perf_tool *tool,
 	return perf_event__repipe_synth(tool, event);
 }
 
-#if defined(HAVE_LIBELF_SUPPORT) && defined(HAVE_DWARF_SUPPORT)
+#ifdef HAVE_JITDUMP
 static int perf_event__drop_oe(struct perf_tool *tool __maybe_unused,
 			       union perf_event *event __maybe_unused,
 			       struct ordered_events *oe __maybe_unused)
@@ -245,7 +245,7 @@ static int perf_event__repipe_mmap(struct perf_tool *tool,
 	return err;
 }
 
-#if defined(HAVE_LIBELF_SUPPORT) && defined(HAVE_DWARF_SUPPORT)
+#ifdef HAVE_JITDUMP
 static int perf_event__jit_repipe_mmap(struct perf_tool *tool,
 				       union perf_event *event,
 				       struct perf_sample *sample,
@@ -283,7 +283,7 @@ static int perf_event__repipe_mmap2(struct perf_tool *tool,
 	return err;
 }
 
-#if defined(HAVE_LIBELF_SUPPORT) && defined(HAVE_DWARF_SUPPORT)
+#ifdef HAVE_JITDUMP
 static int perf_event__jit_repipe_mmap2(struct perf_tool *tool,
 					union perf_event *event,
 					struct perf_sample *sample,
@@ -778,7 +778,9 @@ int cmd_inject(int argc, const char **argv, const char *prefix __maybe_unused)
 		OPT_BOOLEAN('s', "sched-stat", &inject.sched_stat,
 			    "Merge sched-stat and sched-switch for getting events "
 			    "where and how long tasks slept"),
+#ifdef HAVE_JITDUMP
 		OPT_BOOLEAN('j', "jit", &inject.jit_mode, "merge jitdump files into perf.data file"),
+#endif
 		OPT_INCR('v', "verbose", &verbose,
 			 "be more verbose (show build ids, etc)"),
 		OPT_STRING(0, "kallsyms", &symbol_conf.kallsyms_name, "file",
@@ -795,7 +797,7 @@ int cmd_inject(int argc, const char **argv, const char *prefix __maybe_unused)
 		"perf inject [<options>]",
 		NULL
 	};
-#if !defined(HAVE_LIBELF_SUPPORT) || !defined(HAVE_DWARF_SUPPORT)
+#ifndef HAVE_JITDUMP
 	set_option_nobuild(options, 'j', "jit", "NO_LIBELF=1", true);
 #endif
 	argc = parse_options(argc, argv, options, inject_usage, 0);
@@ -833,7 +835,7 @@ int cmd_inject(int argc, const char **argv, const char *prefix __maybe_unused)
 		inject.tool.ordered_events = true;
 		inject.tool.ordering_requires_timestamps = true;
 	}
-#if defined(HAVE_LIBELF_SUPPORT) && defined(HAVE_DWARF_SUPPORT)
+#ifdef HAVE_JITDUMP
 	if (inject.jit_mode) {
 		inject.tool.mmap2	   = perf_event__jit_repipe_mmap2;
 		inject.tool.mmap	   = perf_event__jit_repipe_mmap;
diff --git a/tools/perf/config/Makefile b/tools/perf/config/Makefile
index f7aeaf3..eca6a91 100644
--- a/tools/perf/config/Makefile
+++ b/tools/perf/config/Makefile
@@ -328,6 +328,13 @@ ifndef NO_LIBELF
   endif # NO_LIBBPF
 endif # NO_LIBELF
 
+ifdef PERF_HAVE_JITDUMP
+  ifndef NO_DWARF
+    $(call detected,CONFIG_JITDUMP)
+    CFLAGS += -DHAVE_JITDUMP
+  endif
+endif
+
 ifeq ($(ARCH),powerpc)
   ifndef NO_DWARF
     CFLAGS += -DHAVE_SKIP_CALLCHAIN_IDX
diff --git a/tools/perf/util/Build b/tools/perf/util/Build
index f130ce2..eea25e2 100644
--- a/tools/perf/util/Build
+++ b/tools/perf/util/Build
@@ -108,7 +108,7 @@ libperf-$(CONFIG_ZLIB) += zlib.o
 libperf-$(CONFIG_LZMA) += lzma.o
 libperf-y += demangle-java.o
 
-ifdef CONFIG_DWARF
+ifdef CONFIG_JITDUMP
 libperf-$(CONFIG_LIBELF) += jitdump.o
 libperf-$(CONFIG_LIBELF) += genelf.o
 libperf-$(CONFIG_LIBELF) += genelf_debug.o

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