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Date: Fri, 5 Feb 2016 13:26:06 -0300
From: Arnaldo Carvalho de Melo <acme@...nel.org>
To: Ingo Molnar <mingo@...nel.org>
Cc: linux-kernel@...r.kernel.org,
Stephane Eranian <eranian@...gle.com>,
Adrian Hunter <adrian.hunter@...el.com>,
Andi Kleen <ak@...ux.intel.com>, Carl Love <cel@...ibm.com>,
David Ahern <dsahern@...il.com>, Jiri Olsa <jolsa@...hat.com>,
John McCutchan <johnmccutchan@...gle.com>,
Namhyung Kim <namhyung@...nel.org>,
Pawel Moll <pawel.moll@....com>,
Peter Zijlstra <peterz@...radead.org>,
Sonny Rao <sonnyrao@...omium.org>,
Sukadev Bhattiprolu <sukadev@...ux.vnet.ibm.com>,
Arnaldo Carvalho de Melo <acme@...hat.com>
Subject: [PATCH 15/19] perf build: Add libcrypto feature detection
From: Stephane Eranian <eranian@...gle.com>
Will be used to generate build-ids in the jitdump code.
Signed-off-by: Stephane Eranian <eranian@...gle.com>
Cc: Adrian Hunter <adrian.hunter@...el.com>
Cc: Andi Kleen <ak@...ux.intel.com>
Cc: Carl Love <cel@...ibm.com>
Cc: David Ahern <dsahern@...il.com>
Cc: Jiri Olsa <jolsa@...hat.com>
Cc: John McCutchan <johnmccutchan@...gle.com>
Cc: Namhyung Kim <namhyung@...nel.org>
Cc: Pawel Moll <pawel.moll@....com>
Cc: Peter Zijlstra <peterz@...radead.org>
Cc: Sonny Rao <sonnyrao@...omium.org>
Cc: Sukadev Bhattiprolu <sukadev@...ux.vnet.ibm.com>
Link: http://lkml.kernel.org/r/1448874143-7269-3-git-send-email-eranian@google.com
[ tools/perf/Makefile.perf comment about NO_LIBCRYPTO and added it to tests/make ]
Signed-off-by: Arnaldo Carvalho de Melo <acme@...hat.com>
---
tools/build/Makefile.feature | 2 ++
tools/build/feature/Makefile | 4 ++++
tools/build/feature/test-all.c | 5 +++++
tools/build/feature/test-libcrypto.c | 17 +++++++++++++++++
tools/perf/Makefile.perf | 3 +++
tools/perf/config/Makefile | 11 +++++++++++
tools/perf/tests/make | 2 ++
7 files changed, 44 insertions(+)
create mode 100644 tools/build/feature/test-libcrypto.c
diff --git a/tools/build/Makefile.feature b/tools/build/Makefile.feature
index 7bff2ea831cf..6b7707270aa3 100644
--- a/tools/build/Makefile.feature
+++ b/tools/build/Makefile.feature
@@ -46,6 +46,7 @@ FEATURE_TESTS_BASIC := \
libpython \
libpython-version \
libslang \
+ libcrypto \
libunwind \
pthread-attr-setaffinity-np \
stackprotector-all \
@@ -87,6 +88,7 @@ FEATURE_DISPLAY ?= \
libperl \
libpython \
libslang \
+ libcrypto \
libunwind \
libdw-dwarf-unwind \
zlib \
diff --git a/tools/build/feature/Makefile b/tools/build/feature/Makefile
index bf8f0352264d..c5f4c417428d 100644
--- a/tools/build/feature/Makefile
+++ b/tools/build/feature/Makefile
@@ -23,6 +23,7 @@ FILES= \
test-libpython.bin \
test-libpython-version.bin \
test-libslang.bin \
+ test-libcrypto.bin \
test-libunwind.bin \
test-libunwind-debug-frame.bin \
test-pthread-attr-setaffinity-np.bin \
@@ -105,6 +106,9 @@ $(OUTPUT)test-libaudit.bin:
$(OUTPUT)test-libslang.bin:
$(BUILD) -I/usr/include/slang -lslang
+$(OUTPUT)test-libcrypto.bin:
+ $(BUILD) -lcrypto
+
$(OUTPUT)test-gtk2.bin:
$(BUILD) $(shell $(PKG_CONFIG) --libs --cflags gtk+-2.0 2>/dev/null)
diff --git a/tools/build/feature/test-all.c b/tools/build/feature/test-all.c
index 81025cade45f..e499a36c1e4a 100644
--- a/tools/build/feature/test-all.c
+++ b/tools/build/feature/test-all.c
@@ -129,6 +129,10 @@
# include "test-bpf.c"
#undef main
+#define main main_test_libcrypto
+# include "test-libcrypto.c"
+#undef main
+
int main(int argc, char *argv[])
{
main_test_libpython();
@@ -158,6 +162,7 @@ int main(int argc, char *argv[])
main_test_lzma();
main_test_get_cpuid();
main_test_bpf();
+ main_test_libcrypto();
return 0;
}
diff --git a/tools/build/feature/test-libcrypto.c b/tools/build/feature/test-libcrypto.c
new file mode 100644
index 000000000000..bd79dc7f28d3
--- /dev/null
+++ b/tools/build/feature/test-libcrypto.c
@@ -0,0 +1,17 @@
+#include <openssl/sha.h>
+#include <openssl/md5.h>
+
+int main(void)
+{
+ MD5_CTX context;
+ unsigned char md[MD5_DIGEST_LENGTH + SHA_DIGEST_LENGTH];
+ unsigned char dat[] = "12345";
+
+ MD5_Init(&context);
+ MD5_Update(&context, &dat[0], sizeof(dat));
+ MD5_Final(&md[0], &context);
+
+ SHA1(&dat[0], sizeof(dat), &md[0]);
+
+ return 0;
+}
diff --git a/tools/perf/Makefile.perf b/tools/perf/Makefile.perf
index 0ef3d97d7954..d404117810a7 100644
--- a/tools/perf/Makefile.perf
+++ b/tools/perf/Makefile.perf
@@ -58,6 +58,9 @@ include config/utilities.mak
#
# Define NO_LIBBIONIC if you do not want bionic support
#
+# Define NO_LIBCRYPTO if you do not want libcrypto (openssl) support
+# used for generating build-ids for ELFs generated by jitdump.
+#
# Define NO_LIBDW_DWARF_UNWIND if you do not want libdw support
# for dwarf backtrace post unwind.
#
diff --git a/tools/perf/config/Makefile b/tools/perf/config/Makefile
index 0045a5ddd0ca..f7aeaf303f5a 100644
--- a/tools/perf/config/Makefile
+++ b/tools/perf/config/Makefile
@@ -404,6 +404,17 @@ ifndef NO_LIBAUDIT
endif
endif
+ifndef NO_LIBCRYPTO
+ ifneq ($(feature-libcrypto), 1)
+ msg := $(warning No libcrypto.h found, disables jitted code injection, please install libssl-devel or libssl-dev);
+ NO_LIBCRYPTO := 1
+ else
+ CFLAGS += -DHAVE_LIBCRYPTO_SUPPORT
+ EXTLIBS += -lcrypto
+ $(call detected,CONFIG_CRYPTO)
+ endif
+endif
+
ifdef NO_NEWT
NO_SLANG=1
endif
diff --git a/tools/perf/tests/make b/tools/perf/tests/make
index 12dcae7aa515..cac15d93aea6 100644
--- a/tools/perf/tests/make
+++ b/tools/perf/tests/make
@@ -80,6 +80,7 @@ make_no_libaudit := NO_LIBAUDIT=1
make_no_libbionic := NO_LIBBIONIC=1
make_no_auxtrace := NO_AUXTRACE=1
make_no_libbpf := NO_LIBBPF=1
+make_no_libcrypto := NO_LIBCRYPTO=1
make_tags := tags
make_cscope := cscope
make_help := help
@@ -103,6 +104,7 @@ make_minimal := NO_LIBPERL=1 NO_LIBPYTHON=1 NO_NEWT=1 NO_GTK2=1
make_minimal += NO_DEMANGLE=1 NO_LIBELF=1 NO_LIBUNWIND=1 NO_BACKTRACE=1
make_minimal += NO_LIBNUMA=1 NO_LIBAUDIT=1 NO_LIBBIONIC=1
make_minimal += NO_LIBDW_DWARF_UNWIND=1 NO_AUXTRACE=1 NO_LIBBPF=1
+make_minimal += NO_LIBCRYPTO=1
# $(run) contains all available tests
run := make_pure
--
2.5.0
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