Messages in this thread Patch in this message | | | Date | Tue, 15 Nov 2016 02:42:36 -0800 | From | tip-bot for Jiri Olsa <> | Subject | [tip:perf/core] tools build: Add jvmti feature detection support |
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Commit-ID: 285932a25879602407f207e862bc5b8416711f42 Gitweb: http://git.kernel.org/tip/285932a25879602407f207e862bc5b8416711f42 Author: Jiri Olsa <jolsa@kernel.org> AuthorDate: Wed, 2 Nov 2016 14:35:48 +0100 Committer: Arnaldo Carvalho de Melo <acme@redhat.com> CommitDate: Mon, 14 Nov 2016 12:40:32 -0300
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> --- tools/build/feature/Makefile | 6 +++++- tools/build/feature/test-jvmti.c | 13 +++++++++++++ 2 files changed, 18 insertions(+), 1 deletion(-)
diff --git a/tools/build/feature/Makefile b/tools/build/feature/Makefile index ac9c477..8f668bc 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 0000000..1c665f0 --- /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; +}
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