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bpftool: Add support for KIND_RESTRICT to gen min_core_btf command

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This change adjusts bpftool's type marking logic, as used in conjunction
with TYPE_EXISTS relocations, to correctly recognize and handle the
RESTRICT BTF kind.

Suggested-by: Andrii Nakryiko <andrii@kernel.org>
Signed-off-by: Daniel Müller <deso@posteo.net>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Acked-by: Quentin Monnet <quentin@isovalent.com>
Link: https://lore.kernel.org/bpf/20220623212205.2805002-1-deso@posteo.net/T/#m4c75205145701762a4b398e0cdb911d5b5305ffc
Link: https://lore.kernel.org/bpf/20220706212855.1700615-2-deso@posteo.net
This commit is contained in:
Daniel Müller 2022-07-06 21:28:54 +00:00 • committed by Daniel Borkmann
parent d6f34f7f77
commit aad53f17f0
1 changed files with 1 additions and 0 deletions
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tools/bpf/bpftool/gen.c
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@ -1762,6 +1762,7 @@ btfgen_mark_type(struct btfgen_info *info, unsigned int type_id, bool follow_poi
} }
break; break;
case BTF_KIND_CONST: case BTF_KIND_CONST:
case BTF_KIND_RESTRICT:
case BTF_KIND_VOLATILE: case BTF_KIND_VOLATILE:
case BTF_KIND_TYPEDEF: case BTF_KIND_TYPEDEF:
err = btfgen_mark_type(info, btf_type->type, follow_pointers); err = btfgen_mark_type(info, btf_type->type, follow_pointers);