xref: /linux/scripts/Makefile.btf (revision 5a8cd539ac19f7a68e68e1d25ef9ca2ff55b8500)
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, $(pahole-ver), 125),y)
9
10pahole-flags-y                                  	+= --btf_gen_floats -j$(JOBS)
11
12pahole-flags-$(call test-ge, $(pahole-ver), 125)	+= --skip_encoding_btf_inconsistent_proto --btf_gen_optimized
13
14else
15
16# Switch to using --btf_features for v1.26 and later.
17pahole-flags-$(call test-ge, $(pahole-ver), 126)  = -j$(JOBS) --btf_features=encode_force,var,float,enum64,decl_tag,type_tag,optimized_func,consistent_func
18
19pahole-flags-$(call test-ge, $(pahole-ver), 131) += --btf_features=layout
20
21endif
22
23pahole-flags-$(CONFIG_PAHOLE_HAS_LANG_EXCLUDE)		+= --lang_exclude=rust
24
25export PAHOLE_FLAGS := $(pahole-flags-y)
26
27resolve-btfids-flags-y :=
28resolve-btfids-flags-$(CONFIG_WERROR) += --fatal_warnings
29resolve-btfids-flags-$(if $(KBUILD_EXTMOD),y) += --distill_base
30resolve-btfids-flags-$(if $(KBUILD_VERBOSE),y) += --verbose
31
32export RESOLVE_BTFIDS_FLAGS := $(resolve-btfids-flags-y)
33