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Subject[PATCH 004/161] tools/perf/build: Split out feature check: 'libnuma'
Date
From: Ingo Molnar <mingo@kernel.org>

Cc: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: David Ahern <dsahern@gmail.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Link: http://lkml.kernel.org/n/tip-vixsrpggxFjhz7kppqgrGr6s@git.kernel.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>
---
tools/perf/config/Makefile | 7 ++++---
tools/perf/config/feature-checks/Makefile | 7 ++++++-
tools/perf/config/feature-checks/test-libnuma.c | 8 ++++++++
3 files changed, 18 insertions(+), 4 deletions(-)
create mode 100644 tools/perf/config/feature-checks/test-libnuma.c

diff --git a/tools/perf/config/Makefile b/tools/perf/config/Makefile
index daefe2dfacad..f39fc224b52e 100644
--- a/tools/perf/config/Makefile
+++ b/tools/perf/config/Makefile
@@ -101,7 +101,9 @@ $(info Testing features:)
$(shell make -i -j -C config/feature-checks >/dev/null 2>&1)
$(info done)

-FEATURE_TESTS = hello
+FEATURE_TESTS = \
+ hello \
+ libnuma

$(foreach test,$(FEATURE_TESTS),$(call feature_check,$(test),$(test)))

@@ -434,8 +436,7 @@ ifndef NO_BACKTRACE
endif

ifndef NO_LIBNUMA
- FLAGS_LIBNUMA = $(CFLAGS) $(LDFLAGS) -lnuma
- ifneq ($(call try-cc,$(SOURCE_LIBNUMA),$(FLAGS_LIBNUMA),libnuma),y)
+ ifeq ($(feature-libnuma), 0)
msg := $(warning No numa.h found, disables 'perf bench numa mem' benchmark, please install numa-libs-devel or libnuma-dev);
NO_LIBNUMA := 1
else
diff --git a/tools/perf/config/feature-checks/Makefile b/tools/perf/config/feature-checks/Makefile
index 4708ccadfc54..6a42ad24d64f 100644
--- a/tools/perf/config/feature-checks/Makefile
+++ b/tools/perf/config/feature-checks/Makefile
@@ -1,5 +1,7 @@

-FILES=test-hello
+FILES= \
+ test-hello \
+ test-libnuma

CC := $(CC) -MD

@@ -12,6 +14,9 @@ BUILD = $(CC) -o $(OUTPUT)$@ $@.c
test-hello:
$(BUILD)

+test-libnuma:
+ $(BUILD) -lnuma
+
-include *.d */*.d

###############################
diff --git a/tools/perf/config/feature-checks/test-libnuma.c b/tools/perf/config/feature-checks/test-libnuma.c
new file mode 100644
index 000000000000..70510a923e5a
--- /dev/null
+++ b/tools/perf/config/feature-checks/test-libnuma.c
@@ -0,0 +1,8 @@
+#include <numa.h>
+#include <numaif.h>
+
+int main(void)
+{
+ numa_available();
+ return 0;
+}
--
1.8.1.4


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