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kbuild, bpf: Specify "layout" optional feature

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The "layout" feature will add metadata about BTF kinds to the
generated BTF; its absence in pahole will not trigger an error so it
is safe to add unconditionally as it will simply be ignored if pahole
does not support it.

Signed-off-by: Alan Maguire <alan.maguire@oracle.com>
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
Link: https://lore.kernel.org/bpf/20260326145444.2076244-10-alan.maguire@oracle.com
This commit is contained in:
Alan Maguire
2026-03-26 14:54:44 +00:00
committed by Andrii Nakryiko
parent 0467491617
commit 5e1942eb1c
1 changed files with 2 additions and 0 deletions
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scripts/Makefile.btf
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@@ -18,6 +18,8 @@ pahole-flags-$(call test-ge, $(pahole-ver), 126) = -j$(JOBS) --btf_features=enc
pahole-flags-$(call test-ge, $(pahole-ver), 130) += --btf_features=attributes
pahole-flags-$(call test-ge, $(pahole-ver), 131) += --btf_features=layout
endif
pahole-flags-$(CONFIG_PAHOLE_HAS_LANG_EXCLUDE) += --lang_exclude=rust