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authorJiri Olsa <jolsa@kernel.org>2016-11-02 16:35:48 +0300
committerArnaldo Carvalho de Melo <acme@redhat.com>2016-11-14 18:40:32 +0300
commit285932a25879602407f207e862bc5b8416711f42 (patch)
treedd1dba610981bd32df832fce92e9edcbcbff582c /tools/build
parent2ec8107d8e0d1d285b2bbf1999e7f4e46b6b535b (diff)
downloadlinux-285932a25879602407f207e862bc5b8416711f42.tar.xz
tools build: Add jvmti feature detection support
Adding support to detect jvmti support. It is not plugged into the FEATURE_TESTS machinery, because it's quite rare and will be used separately from perf via feature_check call. Signed-off-by: Jiri Olsa <jolsa@kernel.org> Tested-by: Stephane Eranian <eranian@google.com> Cc: Andi Kleen <andi@firstfloor.org> Cc: David Ahern <dsahern@gmail.com> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: William Cohen <wcohen@redhat.com> Link: http://lkml.kernel.org/r/1478093749-5602-3-git-send-email-jolsa@kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/build')
-rw-r--r--tools/build/feature/Makefile6
-rw-r--r--tools/build/feature/test-jvmti.c13
2 files changed, 18 insertions, 1 deletions
diff --git a/tools/build/feature/Makefile b/tools/build/feature/Makefile
index ac9c477a2a48..8f668bce8996 100644
--- a/tools/build/feature/Makefile
+++ b/tools/build/feature/Makefile
@@ -47,7 +47,8 @@ FILES= \
test-bpf.bin \
test-get_cpuid.bin \
test-sdt.bin \
- test-cxx.bin
+ test-cxx.bin \
+ test-jvmti.bin
FILES := $(addprefix $(OUTPUT),$(FILES))
@@ -225,6 +226,9 @@ $(OUTPUT)test-sdt.bin:
$(OUTPUT)test-cxx.bin:
$(BUILDXX) -std=gnu++11
+$(OUTPUT)test-jvmti.bin:
+ $(BUILD)
+
-include $(OUTPUT)*.d
###############################
diff --git a/tools/build/feature/test-jvmti.c b/tools/build/feature/test-jvmti.c
new file mode 100644
index 000000000000..1c665f09b9d6
--- /dev/null
+++ b/tools/build/feature/test-jvmti.c
@@ -0,0 +1,13 @@
+#include <jvmti.h>
+#include <jvmticmlr.h>
+
+int main(void)
+{
+ JavaVM jvm __attribute__((unused));
+ jvmtiEventCallbacks cb __attribute__((unused));
+ jvmtiCapabilities caps __attribute__((unused));
+ jvmtiJlocationFormat format __attribute__((unused));
+ jvmtiEnv jvmti __attribute__((unused));
+
+ return 0;
+}