xref: /linux-6.15/scripts/Makefile.btf (revision 1ffe30ef)
172d09184SMasahiro Yamada# SPDX-License-Identifier: GPL-2.0
272d09184SMasahiro Yamada
372d09184SMasahiro Yamadapahole-ver := $(CONFIG_PAHOLE_VERSION)
472d09184SMasahiro Yamadapahole-flags-y :=
572d09184SMasahiro Yamada
609048d22SFlorian SchmausJOBS := $(patsubst -j%,%,$(filter -j%,$(MAKEFLAGS)))
709048d22SFlorian Schmaus
8fcd1ed89SAlan Maguireifeq ($(call test-le, $(pahole-ver), 125),y)
9fcd1ed89SAlan Maguire
1072d09184SMasahiro Yamada# pahole 1.18 through 1.21 can't handle zero-sized per-CPU vars
1172d09184SMasahiro Yamadaifeq ($(call test-le, $(pahole-ver), 121),y)
1272d09184SMasahiro Yamadapahole-flags-$(call test-ge, $(pahole-ver), 118)	+= --skip_encoding_btf_vars
1372d09184SMasahiro Yamadaendif
1472d09184SMasahiro Yamada
1572d09184SMasahiro Yamadapahole-flags-$(call test-ge, $(pahole-ver), 121)	+= --btf_gen_floats
1672d09184SMasahiro Yamada
1709048d22SFlorian Schmauspahole-flags-$(call test-ge, $(pahole-ver), 122)	+= -j$(JOBS)
1872d09184SMasahiro Yamada
1934021caeSAlan Maguirepahole-flags-$(call test-ge, $(pahole-ver), 125)	+= --skip_encoding_btf_inconsistent_proto --btf_gen_optimized
2072d09184SMasahiro Yamada
21fcd1ed89SAlan Maguireelse
22fcd1ed89SAlan Maguire
23fcd1ed89SAlan Maguire# Switch to using --btf_features for v1.26 and later.
2409048d22SFlorian Schmauspahole-flags-$(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
25fcd1ed89SAlan Maguire
2646fb0b62SAlan Maguireifneq ($(KBUILD_EXTMOD),)
27*1ffe30efSPu Lehuimodule-pahole-flags-$(call test-ge, $(pahole-ver), 128) += --btf_features=distilled_base
2846fb0b62SAlan Maguireendif
2946fb0b62SAlan Maguire
30fcd1ed89SAlan Maguireendif
31fcd1ed89SAlan Maguire
32fcd1ed89SAlan Maguirepahole-flags-$(CONFIG_PAHOLE_HAS_LANG_EXCLUDE)		+= --lang_exclude=rust
3372d09184SMasahiro Yamada
3472d09184SMasahiro Yamadaexport PAHOLE_FLAGS := $(pahole-flags-y)
3546fb0b62SAlan Maguireexport MODULE_PAHOLE_FLAGS := $(module-pahole-flags-y)
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