diff options
Diffstat (limited to 'tools/perf/Makefile.config')
| -rw-r--r-- | tools/perf/Makefile.config | 17 |
1 files changed, 7 insertions, 10 deletions
diff --git a/tools/perf/Makefile.config b/tools/perf/Makefile.config index 71442c54c25f..16bea51f0bcd 100644 --- a/tools/perf/Makefile.config +++ b/tools/perf/Makefile.config @@ -663,17 +663,14 @@ ifndef NO_BPF_SKEL $(call feature_check,clang-bpf-co-re) ifeq ($(feature-clang-bpf-co-re), 0) dummy := $(error: ERROR: BPF skeletons unsupported. clang too old/not installed or build with NO_BPF_SKEL=1.) + else + ifeq ($(filter -DHAVE_LIBBPF_SUPPORT, $(CFLAGS)),) + dummy := $(error: ERROR: BPF skeletons unsupported. BPF skeleton support requires libbpf or build with NO_BPF_SKEL=1.) + else + $(call detected,CONFIG_PERF_BPF_SKEL) + CFLAGS += -DHAVE_BPF_SKEL + endif endif - ifeq ($(filter -DHAVE_LIBBPF_SUPPORT, $(CFLAGS)),) - dummy := $(error: ERROR: BPF skeletons unsupported. BPF skeleton support requires libbpf or build with NO_BPF_SKEL=1.) - endif - host_byte_order=$(echo ""|$(HOSTCC) -dM -E -|grep __BYTE_ORDER__) - target_byte_order=$(echo ""|$(CC) -dM -E -|grep __BYTE_ORDER__) - ifneq ($(host_byte_order), $(target_byte_order)) - $(warning Possibly mismatched host and target endianness may break BPF skeletons) - endif - $(call detected,CONFIG_PERF_BPF_SKEL) - CFLAGS += -DHAVE_BPF_SKEL endif dwarf-post-unwind := 1 |