diff options
Diffstat (limited to 'tools/perf/Makefile.config')
| -rw-r--r-- | tools/perf/Makefile.config | 40 |
1 files changed, 24 insertions, 16 deletions
diff --git a/tools/perf/Makefile.config b/tools/perf/Makefile.config index b7769a22fe1a..5a5832ee7b53 100644 --- a/tools/perf/Makefile.config +++ b/tools/perf/Makefile.config @@ -19,6 +19,10 @@ detected_var = $(shell echo "$(1)=$($(1))" >> $(OUTPUT).config-detected) CFLAGS := $(EXTRA_CFLAGS) $(filter-out -Wnested-externs,$(EXTRA_WARNINGS)) HOSTCFLAGS := $(filter-out -Wnested-externs,$(EXTRA_WARNINGS)) +# This is required because the kernel is built with this and some of the code +# borrowed from kernel headers depends on it, e.g. put_unaligned_*(). +CFLAGS += -fno-strict-aliasing + # Enabled Wthread-safety analysis for clang builds. ifeq ($(CC_NO_CLANG), 0) CFLAGS += -Wthread-safety @@ -130,8 +134,6 @@ ifndef NO_LIBUNWIND FEATURE_CHECK_LDFLAGS-libunwind-x86_64 += -lunwind -llzma -lunwind-x86_64 endif -FEATURE_CHECK_LDFLAGS-libcrypto = -lcrypto - ifdef CSINCLUDES LIBOPENCSD_CFLAGS := -I$(CSINCLUDES) endif @@ -560,6 +562,8 @@ ifndef NO_LIBELF ifeq ($(feature-libdebuginfod), 1) CFLAGS += -DHAVE_DEBUGINFOD_SUPPORT EXTLIBS += -ldebuginfod + else + $(warning No elfutils/debuginfod.h found, no debuginfo server support, please install libdebuginfod-dev/elfutils-debuginfod-client-devel or equivalent) endif endif @@ -593,8 +597,16 @@ ifndef NO_LIBELF LIBBPF_STATIC := 1 $(call detected,CONFIG_LIBBPF) CFLAGS += -DHAVE_LIBBPF_SUPPORT + LIBBPF_INCLUDE = $(LIBBPF_DIR)/.. endif endif + + FEATURE_CHECK_CFLAGS-libbpf-strings="-I$(LIBBPF_INCLUDE)" + $(call feature_check,libbpf-strings) + ifeq ($(feature-libbpf-strings), 1) + $(call detected,CONFIG_LIBBPF_STRINGS) + CFLAGS += -DHAVE_LIBBPF_STRINGS_SUPPORT + endif endif endif # NO_LIBBPF endif # NO_LIBELF @@ -625,6 +637,8 @@ endif ifndef NO_LIBUNWIND have_libunwind := + $(call feature_check,libunwind) + $(call feature_check,libunwind-x86) ifeq ($(feature-libunwind-x86), 1) $(call detected,CONFIG_LIBUNWIND_X86) @@ -649,7 +663,7 @@ ifndef NO_LIBUNWIND endif ifneq ($(feature-libunwind), 1) - $(warning No libunwind found. Please install libunwind-dev[el] >= 1.1 and/or set LIBUNWIND_DIR) + $(warning No libunwind found. Please install libunwind-dev[el] >= 1.1 and/or set LIBUNWIND_DIR and set LIBUNWIND=1 in the make command line as it is opt-in now) NO_LOCAL_LIBUNWIND := 1 else have_libunwind := 1 @@ -768,17 +782,6 @@ ifneq ($(NO_LIBTRACEEVENT),1) $(call detected,CONFIG_TRACE) endif -ifndef NO_LIBCRYPTO - ifneq ($(feature-libcrypto), 1) - $(warning No libcrypto.h found, disables jitted code injection, please install openssl-devel or libssl-dev) - NO_LIBCRYPTO := 1 - else - CFLAGS += -DHAVE_LIBCRYPTO_SUPPORT - EXTLIBS += -lcrypto - $(call detected,CONFIG_CRYPTO) - endif -endif - ifndef NO_SLANG ifneq ($(feature-libslang), 1) ifneq ($(feature-libslang-include-subdir), 1) @@ -914,6 +917,8 @@ ifneq ($(NO_JEVENTS),1) endif ifdef BUILD_NONDISTRO + $(call feature_check,libbfd) + ifeq ($(feature-libbfd), 1) EXTLIBS += -lbfd -lopcodes else @@ -942,6 +947,9 @@ ifdef BUILD_NONDISTRO CFLAGS += -DHAVE_LIBBFD_SUPPORT CXXFLAGS += -DHAVE_LIBBFD_SUPPORT + + $(call feature_check,libbfd-buildid) + ifeq ($(feature-libbfd-buildid), 1) CFLAGS += -DHAVE_LIBBFD_BUILDID_SUPPORT else @@ -1140,7 +1148,7 @@ ifndef NO_JVMTI endif endif # NO_JVMTI_CMLR else - $(warning No openjdk development package found, please install JDK package, e.g. openjdk-8-jdk, java-1.8.0-openjdk-devel) + $(warning No openjdk development package found, please install JDK package, e.g. openjdk-8-jdk, java-latest-openjdk-devel) NO_JVMTI := 1 endif endif @@ -1153,7 +1161,7 @@ ifndef NO_LIBPFM4 ASCIIDOC_EXTRA = -aHAVE_LIBPFM=1 $(call detected,CONFIG_LIBPFM4) else - $(warning libpfm4 not found, disables libpfm4 support. Please install libpfm4-dev) + $(warning libpfm4 not found, disables libpfm4 support. Please install libpfm-devel or libpfm4-dev) endif endif |