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authorIngo Molnar <mingo@kernel.org>2013-09-30 13:37:10 +0200
committerIngo Molnar <mingo@kernel.org>2013-10-09 08:48:30 +0200
commit3ae069cfda88349fa61de9631f878d39ab60764f (patch)
tree18c534231d29180f8d62ba2063b9e7c505adeb91
parent8b6eb56a9570001634df1d2c7f38e7179a357362 (diff)
downloadop-kernel-dev-3ae069cfda88349fa61de9631f878d39ab60764f.zip
op-kernel-dev-3ae069cfda88349fa61de9631f878d39ab60764f.tar.gz
tools/perf/build: Split out feature check: 'libnuma'
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>
-rw-r--r--tools/perf/config/Makefile7
-rw-r--r--tools/perf/config/feature-checks/Makefile7
-rw-r--r--tools/perf/config/feature-checks/test-libnuma.c8
3 files changed, 18 insertions, 4 deletions
diff --git a/tools/perf/config/Makefile b/tools/perf/config/Makefile
index daefe2d..f39fc22 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 4708cca..6a42ad2 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 0000000..70510a9
--- /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;
+}
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