tools build: Remove libbpf-strings feature test

The feature test is unnecessary as the LIBBPF_CURRENT_VERSION_GEQ(1,7)
macro can be used instead. The only use was in perf and this is now
removed.

Signed-off-by: Ian Rogers <irogers@google.com>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Blake Jones <blakejones@google.com>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

diff --git a/tools/build/Makefile.feature b/tools/build/Makefile.feature
index 182b4fb50e0dfdfa8d37f12396d7c897a3174ddc..32bbe29fe5f6c5b385b661c36fc299ebb2fac6bb 100644 (file)
--- a/tools/build/Makefile.feature
+++ b/tools/build/Makefile.feature
@@ -123,7 +123,6 @@ FEATURE_TESTS_EXTRA :=                  \
          llvm                           \
          clang                          \
          libbpf                         \
-         libbpf-strings                 \
          libpfm4                        \
          libdebuginfod                 \
          clang-bpf-co-re               \

diff --git a/tools/build/feature/Makefile b/tools/build/feature/Makefile
index 80b21dfaba4d6c08b18993751391eb7e67fe69c7..a4b1e11c580734ed3cbb7f8363ee3f07ce35699e 100644 (file)
--- a/tools/build/feature/Makefile
+++ b/tools/build/feature/Makefile
@@ -56,7 +56,6 @@ FILES=                                          \
          test-lzma.bin                          \
          test-bpf.bin                           \
          test-libbpf.bin                        \
-         test-libbpf-strings.bin                \
          test-get_cpuid.bin                     \
          test-sdt.bin                           \
          test-cxx.bin                           \
@@ -328,9 +327,6 @@ $(OUTPUT)test-bpf.bin:
 $(OUTPUT)test-libbpf.bin:
        $(BUILD) -lbpf
 
-$(OUTPUT)test-libbpf-strings.bin:
-       $(BUILD)
-
 $(OUTPUT)test-sdt.bin:
        $(BUILD)
 

diff --git a/tools/build/feature/test-libbpf-strings.c b/tools/build/feature/test-libbpf-strings.c
deleted file mode 100644 (file)
index 83e6c45..0000000
--- a/tools/build/feature/test-libbpf-strings.c
+++ /dev/null
@@ -1,10 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0
-#include <bpf/btf.h>
-
-int main(void)
-{
-       struct btf_dump_type_data_opts opts;
-
-       opts.emit_strings = 0;
-       return opts.emit_strings;
-}