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-rw-r--r--tools/perf/Makefile.config7
1 files changed, 7 insertions, 0 deletions
diff --git a/tools/perf/Makefile.config b/tools/perf/Makefile.config
index f5ccbfc1a444..b3e6ed10f40c 100644
--- a/tools/perf/Makefile.config
+++ b/tools/perf/Makefile.config
@@ -693,6 +693,13 @@ ifeq ($(BUILD_BPF_SKEL),1)
dummy := $(warning Warning: Disabled BPF skeletons as clang ($(CLANG)) is missing)
BUILD_BPF_SKEL := 0
else
+ CLANG_VERSION := $(shell $(CLANG) --version | head -1 | sed 's/.*clang version \([[:digit:]]\+.[[:digit:]]\+.[[:digit:]]\+\).*/\1/g')
+ ifeq ($(call version-lt3,$(CLANG_VERSION),12.0.1),1)
+ dummy := $(warning Warning: Disabled BPF skeletons as reliable BTF generation needs at least $(CLANG) version 12.0.1)
+ BUILD_BPF_SKEL := 0
+ endif
+ endif
+ ifeq ($(BUILD_BPF_SKEL),1)
$(call feature_check,clang-bpf-co-re)
ifeq ($(feature-clang-bpf-co-re), 0)
dummy := $(warning Warning: Disabled BPF skeletons as clang is too old)