Re: [PATCH bpf-next] libbpf: prevent loading vmlinux BTF twice

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Subject: Re: [PATCH bpf-next] libbpf: prevent loading vmlinux BTF twice
From: Daniel Borkmann <daniel@xxxxxxxxxxxxx>
Date: Wed, 24 Jun 2020 16:23:46 +0200
Cc: andrii.nakryiko@xxxxxxxxx, kernel-team@xxxxxx
In-reply-to: <20200624043805.1794620-1-andriin@fb.com>
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.7.2

On 6/24/20 6:38 AM, Andrii Nakryiko wrote:

Prevent loading/parsing vmlinux BTF twice in some cases: for CO-RE relocations
and for BTF-aware hooks (tp_btf, fentry/fexit, etc).

Fixes: a6ed02cac690 ("libbpf: Load btf_vmlinux only once per object.")
Signed-off-by: Andrii Nakryiko <andriin@xxxxxx>


Lgtm, applied, thanks!

References:
- [PATCH bpf-next] libbpf: prevent loading vmlinux BTF twice
  - From: Andrii Nakryiko

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