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authorIan Rogers <irogers@google.com>2025-11-10 04:31:50 +0300
committerNamhyung Kim <namhyung@kernel.org>2025-11-14 10:03:11 +0300
commitc819bfdc4a762ba8a3035815c910c2d5443b616b (patch)
treee474c22d748bad1100cd64bfad0c6a11eba328e7
parent2566bbfc0a042feadeb0bea1f1f4b2b13f91c664 (diff)
downloadlinux-c819bfdc4a762ba8a3035815c910c2d5443b616b.tar.xz
tool build: Remove __get_cpuid feature test
This feature test is no longer used so remove. The function tested by the feature test is used in: tools/power/x86/x86_energy_perf_policy/x86_energy_perf_policy.c however, the Makefile just assumes the presence of the function and doesn't perform a build feature test for it. Signed-off-by: Ian Rogers <irogers@google.com> Reviewed-by: James Clark <james.clark@linaro.org> Signed-off-by: Namhyung Kim <namhyung@kernel.org>
-rw-r--r--tools/build/Makefile.feature2
-rw-r--r--tools/build/feature/Makefile4
-rw-r--r--tools/build/feature/test-all.c5
-rw-r--r--tools/build/feature/test-get_cpuid.c8
4 files changed, 0 insertions, 19 deletions
diff --git a/tools/build/Makefile.feature b/tools/build/Makefile.feature
index 32bbe29fe5f6..fc6abe369f73 100644
--- a/tools/build/Makefile.feature
+++ b/tools/build/Makefile.feature
@@ -90,7 +90,6 @@ FEATURE_TESTS_BASIC := \
timerfd \
zlib \
lzma \
- get_cpuid \
bpf \
scandirat \
sched_getcpu \
@@ -146,7 +145,6 @@ FEATURE_DISPLAY ?= \
llvm-perf \
zlib \
lzma \
- get_cpuid \
bpf \
libaio \
libzstd
diff --git a/tools/build/feature/Makefile b/tools/build/feature/Makefile
index 49b0add392b1..7c90e0d0157a 100644
--- 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-get_cpuid.bin \
test-sdt.bin \
test-cxx.bin \
test-gettid.bin \
@@ -318,9 +317,6 @@ $(OUTPUT)test-zlib.bin:
$(OUTPUT)test-lzma.bin:
$(BUILD) -llzma
-$(OUTPUT)test-get_cpuid.bin:
- $(BUILD)
-
$(OUTPUT)test-bpf.bin:
$(BUILD)
diff --git a/tools/build/feature/test-all.c b/tools/build/feature/test-all.c
index 8a354b81417c..eb346160d0ba 100644
--- a/tools/build/feature/test-all.c
+++ b/tools/build/feature/test-all.c
@@ -114,10 +114,6 @@
# include "test-lzma.c"
#undef main
-#define main main_test_get_cpuid
-# include "test-get_cpuid.c"
-#undef main
-
#define main main_test_bpf
# include "test-bpf.c"
#undef main
@@ -168,7 +164,6 @@ int main(int argc, char *argv[])
main_test_pthread_attr_setaffinity_np();
main_test_pthread_barrier();
main_test_lzma();
- main_test_get_cpuid();
main_test_bpf();
main_test_scandirat();
main_test_sched_getcpu();
diff --git a/tools/build/feature/test-get_cpuid.c b/tools/build/feature/test-get_cpuid.c
deleted file mode 100644
index bb4f065f28a6..000000000000
--- a/tools/build/feature/test-get_cpuid.c
+++ /dev/null
@@ -1,8 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0
-#include <cpuid.h>
-
-int main(void)
-{
- unsigned int eax = 0, ebx = 0, ecx = 0, edx = 0;
- return __get_cpuid(0x15, &eax, &ebx, &ecx, &edx);
-}