[tip:perf/core] perf callchain: Separate libunwind code to special object

[tip-bot for Jiri Olsa]

Commit-ID:  436aa749bb193385f6a3b741ddc6bfba61770a6e
Gitweb:     http://git.kernel.org/tip/436aa749bb193385f6a3b741ddc6bfba61770a6e
Author:     Jiri Olsa <jolsa@xxxxxxxxxx>
AuthorDate: Tue, 7 Jan 2014 13:47:26 +0100
Committer:  Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
CommitDate: Tue, 18 Feb 2014 09:34:48 -0300

perf callchain: Separate libunwind code to special object

We are going to add libdw library support to do dwarf post unwind.

Making the code ready by moving libunwind dwarf post unwind stuff into
separate object.

Signed-off-by: Jiri Olsa <jolsa@xxxxxxxxxx>
Acked-by: Jean Pihet <jean.pihet@xxxxxxxxxx>
Cc: Corey Ashford <cjashfor@xxxxxxxxxxxxxxxxxx>
Cc: David Ahern <dsahern@xxxxxxxxx>
Cc: Frederic Weisbecker <fweisbec@xxxxxxxxx>
Cc: Ingo Molnar <mingo@xxxxxxxxxx>
Cc: Jean Pihet <jean.pihet@xxxxxxxxxx>
Cc: Namhyung Kim <namhyung@xxxxxxxxxx>
Cc: Paul Mackerras <paulus@xxxxxxxxx>
Cc: Peter Zijlstra <a.p.zijlstra@xxxxxxxxx>
Link: http://lkml.kernel.org/r/1389098853-14466-10-git-send-email-jolsa@xxxxxxxxxx
Signed-off-by: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
---
 tools/perf/Makefile.perf                                  | 2 +-
 tools/perf/arch/arm/Makefile                              | 2 +-
 tools/perf/arch/arm/util/{unwind.c => unwind-libunwind.c} | 0
 tools/perf/arch/x86/Makefile                              | 2 +-
 tools/perf/arch/x86/util/{unwind.c => unwind-libunwind.c} | 0
 tools/perf/util/{unwind.c => unwind-libunwind.c}          | 0
 6 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/tools/perf/Makefile.perf b/tools/perf/Makefile.perf
index 10fcf33..9ef6b33 100644
--- a/tools/perf/Makefile.perf
+++ b/tools/perf/Makefile.perf
@@ -481,7 +481,7 @@ endif # NO_DWARF
 endif # NO_LIBELF
 
 ifndef NO_LIBUNWIND
-  LIB_OBJS += $(OUTPUT)util/unwind.o
+  LIB_OBJS += $(OUTPUT)util/unwind-libunwind.o
 endif
 LIB_OBJS += $(OUTPUT)tests/keep-tracking.o
 
diff --git a/tools/perf/arch/arm/Makefile b/tools/perf/arch/arm/Makefile
index fe9b61e..67e9b3d 100644
--- a/tools/perf/arch/arm/Makefile
+++ b/tools/perf/arch/arm/Makefile
@@ -3,5 +3,5 @@ PERF_HAVE_DWARF_REGS := 1
 LIB_OBJS += $(OUTPUT)arch/$(ARCH)/util/dwarf-regs.o
 endif
 ifndef NO_LIBUNWIND
-LIB_OBJS += $(OUTPUT)arch/$(ARCH)/util/unwind.o
+LIB_OBJS += $(OUTPUT)arch/$(ARCH)/util/unwind-libunwind.o
 endif
diff --git a/tools/perf/arch/arm/util/unwind.c b/tools/perf/arch/arm/util/unwind-libunwind.c
similarity index 100%
rename from tools/perf/arch/arm/util/unwind.c
rename to tools/perf/arch/arm/util/unwind-libunwind.c
diff --git a/tools/perf/arch/x86/Makefile b/tools/perf/arch/x86/Makefile
index 948ea6c..4fa9be9 100644
--- a/tools/perf/arch/x86/Makefile
+++ b/tools/perf/arch/x86/Makefile
@@ -3,7 +3,7 @@ PERF_HAVE_DWARF_REGS := 1
 LIB_OBJS += $(OUTPUT)arch/$(ARCH)/util/dwarf-regs.o
 endif
 ifndef NO_LIBUNWIND
-LIB_OBJS += $(OUTPUT)arch/$(ARCH)/util/unwind.o
+LIB_OBJS += $(OUTPUT)arch/$(ARCH)/util/unwind-libunwind.o
 LIB_OBJS += $(OUTPUT)arch/$(ARCH)/tests/regs_load.o
 LIB_OBJS += $(OUTPUT)arch/$(ARCH)/tests/dwarf-unwind.o
 endif
diff --git a/tools/perf/arch/x86/util/unwind.c b/tools/perf/arch/x86/util/unwind-libunwind.c
similarity index 100%
rename from tools/perf/arch/x86/util/unwind.c
rename to tools/perf/arch/x86/util/unwind-libunwind.c
diff --git a/tools/perf/util/unwind.c b/tools/perf/util/unwind-libunwind.c
similarity index 100%
rename from tools/perf/util/unwind.c
rename to tools/perf/util/unwind-libunwind.c
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