1# SPDX-License-Identifier: GPL-2.0 2 3pahole-ver := $(CONFIG_PAHOLE_VERSION) 4pahole-flags-y := 5 6JOBS := $(patsubst -j%,%,$(filter -j%,$(MAKEFLAGS))) 7 8ifeq ($(call test-le, $(pahole-ver), 125),y) 9 10# pahole 1.18 through 1.21 can't handle zero-sized per-CPU vars 11ifeq ($(call test-le, $(pahole-ver), 121),y) 12pahole-flags-$(call test-ge, $(pahole-ver), 118) += --skip_encoding_btf_vars 13endif 14 15pahole-flags-$(call test-ge, $(pahole-ver), 121) += --btf_gen_floats 16 17pahole-flags-$(call test-ge, $(pahole-ver), 122) += -j$(JOBS) 18 19pahole-flags-$(call test-ge, $(pahole-ver), 125) += --skip_encoding_btf_inconsistent_proto --btf_gen_optimized 20 21else 22 23# Switch to using --btf_features for v1.26 and later. 24pahole-flags-$(call test-ge, $(pahole-ver), 126) = -j$(JOBS) --btf_features=encode_force,var,float,enum64,decl_tag,type_tag,optimized_func,consistent_func,decl_tag_kfuncs 25 26ifneq ($(KBUILD_EXTMOD),) 27module-pahole-flags-$(call test-ge, $(pahole-ver), 126) += --btf_features=distilled_base 28endif 29 30endif 31 32pahole-flags-$(CONFIG_PAHOLE_HAS_LANG_EXCLUDE) += --lang_exclude=rust 33 34export PAHOLE_FLAGS := $(pahole-flags-y) 35export MODULE_PAHOLE_FLAGS := $(module-pahole-flags-y) 36