From: Arnaldo Carvalho de Melo <acme@kernel.org>
To: Ingo Molnar <mingo@kernel.org>
Cc: linux-kernel@vger.kernel.org, He Kuang <hekuang@huawei.com>,
Adrian Hunter <adrian.hunter@intel.com>,
Alexander Shishkin <alexander.shishkin@linux.intel.com>,
Andi Kleen <ak@linux.intel.com>, David Ahern <dsahern@gmail.com>,
Ekaterina Tumanova <tumanova@linux.vnet.ibm.com>,
Josh Poimboeuf <jpoimboe@redhat.com>,
Kan Liang <kan.liang@intel.com>,
Masami Hiramatsu <mhiramat@kernel.org>,
Namhyung Kim <namhyung@kernel.org>,
Pekka Enberg <penberg@kernel.org>,
Peter Zijlstra <peterz@infradead.org>,
Stephane Eranian <eranian@google.com>,
Sukadev Bhattiprolu <sukadev@linux.vnet.ibm.com>,
Wang Nan <wangnan0@huawei.com>,
Arnaldo Carvalho de Melo <acme@redhat.com>
Subject: [PATCH 16/24] perf unwind: Separate local/remote libunwind config
Date: Tue, 7 Jun 2016 17:04:54 -0300 [thread overview]
Message-ID: <1465329902-11069-17-git-send-email-acme@kernel.org> (raw)
In-Reply-To: <1465329902-11069-1-git-send-email-acme@kernel.org>
From: He Kuang <hekuang@huawei.com>
CONFIG_LIBUNWIND/NO_LIBUNWIND are changed to CONFIG_LOCAL_LIBUNWIND/
NO_LOCAL_LIBUNWIND for retaining local unwind features. The new
CONFIG_LIBUNWIND stands for either local or remote or both unwind are
supported, and NO_LIBUNWIND means that neither local nor remote unwind
is supported.
LIBUNWIND_LIBS is eliminated in LDFLAGS if local libunwind is not
supported.
Signed-off-by: He Kuang <hekuang@huawei.com>
Acked-by: Jiri Olsa <jolsa@kernel.org>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Ekaterina Tumanova <tumanova@linux.vnet.ibm.com>
Cc: Josh Poimboeuf <jpoimboe@redhat.com>
Cc: Kan Liang <kan.liang@intel.com>
Cc: Masami Hiramatsu <mhiramat@kernel.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Pekka Enberg <penberg@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Cc: Sukadev Bhattiprolu <sukadev@linux.vnet.ibm.com>
Cc: Wang Nan <wangnan0@huawei.com>
Link: http://lkml.kernel.org/r/1464924803-22214-7-git-send-email-hekuang@huawei.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
---
tools/perf/arch/arm/util/Build | 2 +-
tools/perf/arch/arm64/util/Build | 2 +-
tools/perf/arch/x86/util/Build | 2 +-
tools/perf/config/Makefile | 20 +++++++++++++++++---
4 files changed, 20 insertions(+), 6 deletions(-)
diff --git a/tools/perf/arch/arm/util/Build b/tools/perf/arch/arm/util/Build
index d22e3d07de3d..f98da17357c0 100644
--- a/tools/perf/arch/arm/util/Build
+++ b/tools/perf/arch/arm/util/Build
@@ -1,4 +1,4 @@
libperf-$(CONFIG_DWARF) += dwarf-regs.o
-libperf-$(CONFIG_LIBUNWIND) += unwind-libunwind.o
+libperf-$(CONFIG_LOCAL_LIBUNWIND) += unwind-libunwind.o
libperf-$(CONFIG_LIBDW_DWARF_UNWIND) += unwind-libdw.o
diff --git a/tools/perf/arch/arm64/util/Build b/tools/perf/arch/arm64/util/Build
index e58123a8912b..02f41dba4f4f 100644
--- a/tools/perf/arch/arm64/util/Build
+++ b/tools/perf/arch/arm64/util/Build
@@ -1,2 +1,2 @@
libperf-$(CONFIG_DWARF) += dwarf-regs.o
-libperf-$(CONFIG_LIBUNWIND) += unwind-libunwind.o
+libperf-$(CONFIG_LOCAL_LIBUNWIND) += unwind-libunwind.o
diff --git a/tools/perf/arch/x86/util/Build b/tools/perf/arch/x86/util/Build
index 4cd8a16b1b7b..f95e6f46ef0d 100644
--- a/tools/perf/arch/x86/util/Build
+++ b/tools/perf/arch/x86/util/Build
@@ -8,7 +8,7 @@ libperf-y += group.o
libperf-$(CONFIG_DWARF) += dwarf-regs.o
libperf-$(CONFIG_BPF_PROLOGUE) += dwarf-regs.o
-libperf-$(CONFIG_LIBUNWIND) += unwind-libunwind.o
+libperf-$(CONFIG_LOCAL_LIBUNWIND) += unwind-libunwind.o
libperf-$(CONFIG_LIBDW_DWARF_UNWIND) += unwind-libdw.o
libperf-$(CONFIG_AUXTRACE) += auxtrace.o
diff --git a/tools/perf/config/Makefile b/tools/perf/config/Makefile
index 118df2d04b08..3918687e7816 100644
--- a/tools/perf/config/Makefile
+++ b/tools/perf/config/Makefile
@@ -353,10 +353,20 @@ ifeq ($(ARCH),powerpc)
endif
ifndef NO_LIBUNWIND
+ have_libunwind :=
ifneq ($(feature-libunwind), 1)
msg := $(warning No libunwind found. Please install libunwind-dev[el] >= 1.1 and/or set LIBUNWIND_DIR);
+ NO_LOCAL_LIBUNWIND := 1
+ else
+ have_libunwind := 1
+ $(call detected,CONFIG_LOCAL_LIBUNWIND)
+ endif
+
+ ifneq ($(have_libunwind), 1)
NO_LIBUNWIND := 1
endif
+else
+ NO_LOCAL_LIBUNWIND := 1
endif
ifndef NO_LIBBPF
@@ -394,7 +404,7 @@ else
NO_DWARF_UNWIND := 1
endif
-ifndef NO_LIBUNWIND
+ifndef NO_LOCAL_LIBUNWIND
ifeq ($(ARCH),$(filter $(ARCH),arm arm64))
$(call feature_check,libunwind-debug-frame)
ifneq ($(feature-libunwind-debug-frame), 1)
@@ -405,10 +415,14 @@ ifndef NO_LIBUNWIND
# non-ARM has no dwarf_find_debug_frame() function:
CFLAGS += -DNO_LIBUNWIND_DEBUG_FRAME
endif
- CFLAGS += -DHAVE_LIBUNWIND_SUPPORT
EXTLIBS += $(LIBUNWIND_LIBS)
+ LDFLAGS += $(LIBUNWIND_LIBS)
+endif
+
+ifndef NO_LIBUNWIND
+ CFLAGS += -DHAVE_LIBUNWIND_SUPPORT
CFLAGS += $(LIBUNWIND_CFLAGS)
- LDFLAGS += $(LIBUNWIND_LDFLAGS) $(LIBUNWIND_LIBS)
+ LDFLAGS += $(LIBUNWIND_LDFLAGS)
endif
ifndef NO_LIBAUDIT
--
2.5.5
next prev parent reply other threads:[~2016-06-07 20:07 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-06-07 20:04 [GIT PULL 00/24] perf/core improvements and fixes Arnaldo Carvalho de Melo
2016-06-07 20:04 ` [PATCH 01/24] tools lib bpf: Use IS_ERR() reporting macros with bpf_map__get_private() Arnaldo Carvalho de Melo
2016-06-07 20:04 ` [PATCH 02/24] tools lib bpf: Rename bpf_map__get_name() to bpf_map__name() Arnaldo Carvalho de Melo
2016-06-07 20:04 ` [PATCH 03/24] tools lib bpf: Use IS_ERR() reporting macros with bpf_map__get_def() Arnaldo Carvalho de Melo
2016-06-07 20:04 ` [PATCH 04/24] tools lib bpf: Rename bpf_map__get_fd() to bpf_map__fd() Arnaldo Carvalho de Melo
2016-06-07 20:04 ` [PATCH 05/24] tools lib bpf: Remove _get_ from non-refcount method names Arnaldo Carvalho de Melo
2016-06-07 20:04 ` [PATCH 06/24] tools lib bpf: Make bpf_program__get_private() use IS_ERR() Arnaldo Carvalho de Melo
2016-06-07 20:04 ` [PATCH 07/24] tools lib bpf: Rename set_private() to set_priv() Arnaldo Carvalho de Melo
2016-06-07 20:04 ` [PATCH 08/24] perf tools: Fix crash in build_id_cache__kallsyms_path() Arnaldo Carvalho de Melo
2016-06-07 20:04 ` [PATCH 09/24] perf config: Constructor should free its allocated memory when failing Arnaldo Carvalho de Melo
2016-06-07 20:04 ` [PATCH 10/24] perf config: Use new perf_config_set__init() to initialize config set Arnaldo Carvalho de Melo
2016-06-07 20:04 ` [PATCH 11/24] perf unwind: Use LIBUNWIND_DIR for remote libunwind feature check Arnaldo Carvalho de Melo
2016-06-07 20:04 ` [PATCH 12/24] perf unwind: Decouple thread->address_space on libunwind Arnaldo Carvalho de Melo
2016-06-07 20:04 ` [PATCH 13/24] perf unwind: Introduce 'struct unwind_libunwind_ops' for local unwind Arnaldo Carvalho de Melo
2016-06-07 20:04 ` [PATCH 14/24] perf unwind: Move unwind__prepare_access from thread_new into thread__insert_map Arnaldo Carvalho de Melo
2016-06-07 20:04 ` [PATCH 15/24] perf unwind: Don't mix LIBUNWIND_LIBS into LIBUNWIND_LDFLAGS Arnaldo Carvalho de Melo
2016-06-07 20:04 ` Arnaldo Carvalho de Melo [this message]
2016-06-07 20:04 ` [PATCH 17/24] perf unwind: Rename unwind-libunwind.c to unwind-libunwind-local.c Arnaldo Carvalho de Melo
2016-06-07 20:04 ` [PATCH 18/24] perf tools: Extract common API out of unwind-libunwind-local.c Arnaldo Carvalho de Melo
2016-06-07 20:04 ` [PATCH 19/24] perf tools: Export normalize_arch() function Arnaldo Carvalho de Melo
2016-06-07 20:04 ` [PATCH 20/24] perf unwind: Check the target platform before assigning unwind methods Arnaldo Carvalho de Melo
2016-06-07 20:04 ` [PATCH 21/24] perf unwind: Change fixed name of libunwind__arch_reg_id to macro Arnaldo Carvalho de Melo
2016-06-07 20:05 ` [PATCH 22/24] perf unwind: Introduce flag to separate local/remote unwind compilation Arnaldo Carvalho de Melo
2016-06-07 20:05 ` [PATCH 23/24] perf callchain: Support x86 target platform Arnaldo Carvalho de Melo
2016-06-07 20:05 ` [PATCH 24/24] perf callchain: Support aarch64 cross-platform Arnaldo Carvalho de Melo
2016-06-07 23:10 ` [GIT PULL 00/24] perf/core improvements and fixes Taeung Song
2016-06-08 13:09 ` Arnaldo Carvalho de Melo
2016-06-08 7:43 ` Ingo Molnar
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