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| author |   Arnaldo Carvalho de Melo <acme@redhat.com> | 2017-12-05 10:14:42 -0300 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2017-12-05 10:21:59 -0300 |
| commit | 25ab5abf5b141d7fd13eed506c7458aa04749c29 (patch) | |
| tree | 051064be8b022c964873372404fc3f4b86c4e6f4 /tools/build | |
| parent | perf bench futex: Use cpumaps (diff) | |
| download | wireguard-linux-25ab5abf5b141d7fd13eed506c7458aa04749c29.tar.xz wireguard-linux-25ab5abf5b141d7fd13eed506c7458aa04749c29.zip | |
tools build feature: Check if pthread_barrier_t is available
As 'perf bench futex wake-parallel" will use this, which is not
available in older systems such as versions of the android NDK used in
my container build tests (r12b and r15c at the moment).
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Davidlohr Bueso <dave@stgolabs.net>
Cc: James Yang <james.yang@arm.com
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Kim Phillips <kim.phillips@arm.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Wang Nan <wangnan0@huawei.com>
Link: https://lkml.kernel.org/n/tip-1i7iv54in4wj08lwo55b0pzv@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/build')
| -rw-r--r-- | tools/build/Makefile.feature | 1 | ||||
| -rw-r--r-- | tools/build/feature/Makefile | 4 | ||||
| -rw-r--r-- | tools/build/feature/test-all.c | 5 | ||||
| -rw-r--r-- | tools/build/feature/test-pthread-barrier.c | 12 |
4 files changed, 22 insertions, 0 deletions
diff --git a/tools/build/Makefile.feature b/tools/build/Makefile.feature index c71a05b9c984..e52fcefee379 100644 --- a/tools/build/Makefile.feature +++ b/tools/build/Makefile.feature @@ -56,6 +56,7 @@ FEATURE_TESTS_BASIC := \ libunwind-arm \ libunwind-aarch64 \ pthread-attr-setaffinity-np \ + pthread-barrier \ stackprotector-all \ timerfd \ libdw-dwarf-unwind \ diff --git a/tools/build/feature/Makefile b/tools/build/feature/Makefile index 96982640fbf8..cff38f342283 100644 --- a/tools/build/feature/Makefile +++ b/tools/build/feature/Makefile @@ -37,6 +37,7 @@ FILES= \ test-libunwind-debug-frame-arm.bin \ test-libunwind-debug-frame-aarch64.bin \ test-pthread-attr-setaffinity-np.bin \ + test-pthread-barrier.bin \ test-stackprotector-all.bin \ test-timerfd.bin \ test-libdw-dwarf-unwind.bin \ @@ -79,6 +80,9 @@ $(OUTPUT)test-hello.bin: $(OUTPUT)test-pthread-attr-setaffinity-np.bin: $(BUILD) -D_GNU_SOURCE -lpthread +$(OUTPUT)test-pthread-barrier.bin: + $(BUILD) -lpthread + $(OUTPUT)test-stackprotector-all.bin: $(BUILD) -fstack-protector-all diff --git a/tools/build/feature/test-all.c b/tools/build/feature/test-all.c index 4112702e4aed..6fdf83263ab7 100644 --- a/tools/build/feature/test-all.c +++ b/tools/build/feature/test-all.c @@ -118,6 +118,10 @@ # include "test-pthread-attr-setaffinity-np.c" #undef main +#define main main_test_pthread_barrier +# include "test-pthread-barrier.c" +#undef main + #define main main_test_sched_getcpu # include "test-sched_getcpu.c" #undef main @@ -187,6 +191,7 @@ int main(int argc, char *argv[]) main_test_sync_compare_and_swap(argc, argv); main_test_zlib(); main_test_pthread_attr_setaffinity_np(); + main_test_pthread_barrier(); main_test_lzma(); main_test_get_cpuid(); main_test_bpf(); diff --git a/tools/build/feature/test-pthread-barrier.c b/tools/build/feature/test-pthread-barrier.c new file mode 100644 index 000000000000..0558d9334d97 --- /dev/null +++ b/tools/build/feature/test-pthread-barrier.c @@ -0,0 +1,12 @@ +// SPDX-License-Identifier: GPL-2.0 +#include <stdint.h> +#include <pthread.h> + +int main(void) +{ + pthread_barrier_t barrier; + + pthread_barrier_init(&barrier, NULL, 1); + pthread_barrier_wait(&barrier); + return pthread_barrier_destroy(&barrier); +} |