bpf: makefiles: Do not generate empty vmlinux.h

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Remove the empty vmlinux.h if bpftool failed to dump btf info.
The empty vmlinux.h can hide real error when reading output
of make.

This is done by adding .DELETE_ON_ERROR special target in related
makefiles.

Signed-off-by: Changbin Du <changbin.du@gmail.com>
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
Acked-by: Quentin Monnet <quentin@isovalent.com>
Link: https://lore.kernel.org/bpf/20221217223509.88254-3-changbin.du@gmail.com

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Changbin Du 2022-12-18 06:35:09 +08:00 • committed by Andrii Nakryiko

parent e6b4e1d759

commit e7f0d5cdd0

2 changed files with 6 additions and 0 deletions

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3

tools/bpf/bpftool/Makefile

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3

tools/testing/selftests/bpf/Makefile

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