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authorArnaldo Carvalho de Melo <acme@redhat.com>2017-03-02 12:55:49 -0300
committerArnaldo Carvalho de Melo <acme@redhat.com>2017-03-03 19:07:19 -0300
commit120010cb1eea151d38a3e66f5ffc79a0c3110292 (patch)
tree149786c6b833f4c80e6229b6e9b67b8c2bb980ea /tools/perf/Makefile.config
parente3ba76deef23064fc272424b86b506cd80b04fc5 (diff)
downloadlinux-120010cb1eea151d38a3e66f5ffc79a0c3110292.tar.gz
tools build: Add test for sched_getcpu()
Instead of trying to go on adding more ifdef conditions, do a feature test and define HAVE_SCHED_GETCPU_SUPPORT instead, then use it to provide the prototype. No need to change the stub, as it is already a __weak symbol. Cc: Adrian Hunter <adrian.hunter@intel.com> Cc: David Ahern <dsahern@gmail.com> Cc: Jiri Olsa <jolsa@kernel.org> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Wang Nan <wangnan0@huawei.com> Link: http://lkml.kernel.org/n/tip-yge89er9g90sc0v6k0a0r5tr@git.kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/Makefile.config')
-rw-r--r--tools/perf/Makefile.config4
1 files changed, 4 insertions, 0 deletions
diff --git a/tools/perf/Makefile.config b/tools/perf/Makefile.config
index 27c9fbca7bd9..2b656de99495 100644
--- a/tools/perf/Makefile.config
+++ b/tools/perf/Makefile.config
@@ -317,6 +317,10 @@ ifdef NO_DWARF
NO_LIBDW_DWARF_UNWIND := 1
endif
+ifeq ($(feature-sched_getcpu), 1)
+ CFLAGS += -DHAVE_SCHED_GETCPU_SUPPORT
+endif
+
ifndef NO_LIBELF
CFLAGS += -DHAVE_LIBELF_SUPPORT
EXTLIBS += -lelf