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-rw-r--r--tools/testing/selftests/bpf/libarena/Makefile2
-rw-r--r--tools/testing/selftests/bpf/libarena/include/libarena/common.h6
-rw-r--r--tools/testing/selftests/bpf/libarena/src/common.bpf.c4
3 files changed, 5 insertions, 7 deletions
diff --git a/tools/testing/selftests/bpf/libarena/Makefile b/tools/testing/selftests/bpf/libarena/Makefile
index 3c695f9c0054..5e2ab514805e 100644
--- a/tools/testing/selftests/bpf/libarena/Makefile
+++ b/tools/testing/selftests/bpf/libarena/Makefile
@@ -51,8 +51,6 @@ ASAN_FLAGS += -mllvm -asan-destructor-kind=none
override BPF_CFLAGS += -DENABLE_ATOMICS_TESTS
override BPF_CFLAGS += -O2 -g
override BPF_CFLAGS += -Wno-incompatible-pointer-types-discards-qualifiers
-# Required to define our own arena-based free()
-override BPF_CFLAGS += -Wno-incompatible-library-redeclaration
# Required for suppressing harmless vmlinux.h-related warnings.
override BPF_CFLAGS += -Wno-missing-declarations
override BPF_CFLAGS += $(INCLUDES)
diff --git a/tools/testing/selftests/bpf/libarena/include/libarena/common.h b/tools/testing/selftests/bpf/libarena/include/libarena/common.h
index e54cb7b869bd..ca1a6c1d6477 100644
--- a/tools/testing/selftests/bpf/libarena/include/libarena/common.h
+++ b/tools/testing/selftests/bpf/libarena/include/libarena/common.h
@@ -48,9 +48,9 @@ extern volatile u64 asan_violated;
int arena_fls(__u64 word);
-u64 malloc_internal(size_t size);
-#define malloc(size) ((void __arena *)malloc_internal((size)))
-void free(void __arena *ptr);
+u64 arena_malloc_internal(size_t size);
+#define arena_malloc(size) ((void __arena *)arena_malloc_internal((size)))
+void arena_free(void __arena *ptr);
/*
* The verifier associates arenas with programs by checking LD.IMM
diff --git a/tools/testing/selftests/bpf/libarena/src/common.bpf.c b/tools/testing/selftests/bpf/libarena/src/common.bpf.c
index e5da1e37e83e..544bf9e1cb38 100644
--- a/tools/testing/selftests/bpf/libarena/src/common.bpf.c
+++ b/tools/testing/selftests/bpf/libarena/src/common.bpf.c
@@ -38,12 +38,12 @@ __weak int arena_buddy_reset(void)
return buddy_init(&buddy);
}
-__weak u64 malloc_internal(size_t size)
+__weak u64 arena_malloc_internal(size_t size)
{
return buddy_alloc_internal(&buddy, size);
}
-__weak void free(void __arg_arena __arena *ptr)
+__weak void arena_free(void __arg_arena __arena *ptr)
{
buddy_free_internal(&buddy, (u64)ptr);
}