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(parent: 5fc13ad) | patch
libbpf: Introduce bpf_ksym_exists() macro.
authorAlexei Starovoitov <ast@kernel.org>
Fri, 17 Mar 2023 20:19:19 +0000 (13:19 -0700)
committerAndrii Nakryiko <andrii@kernel.org>
Fri, 17 Mar 2023 22:46:00 +0000 (15:46 -0700)
commit5cbd3fe3a91df46ea201cc5d8ab4e390332ec26e
tree0731f47023f2105efcca7be36cbacffaf5269d36tree | snapshot
parent5fc13ad59b60708e52932188854d4d5bf2b0e10ecommit | diff
libbpf: Introduce bpf_ksym_exists() macro.

Introduce bpf_ksym_exists() macro that can be used by BPF programs
to detect at load time whether particular ksym (either variable or kfunc)
is present in the kernel.

Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
Link: https://lore.kernel.org/bpf/20230317201920.62030-4-alexei.starovoitov@gmail.com
tools/lib/bpf/bpf_helpers.h diff | blob | history
ep93xx device tree rework repo: git://git.maquefel.me/linux.git