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Message-ID: <f55123e4-4034-b22a-a509-4ddf40f1ca22@iogearbox.net>
Date: Fri, 3 Apr 2020 00:49:58 +0200
From: Daniel Borkmann <daniel@...earbox.net>
To: Slava Bacherikov <slava@...her09.org>, andriin@...com
Cc: keescook@...omium.org, bpf@...r.kernel.org, linux-kernel@...r.kernel.org,
jannh@...gle.com, alexei.starovoitov@...il.com,
kernel-hardening@...ts.openwall.com, liuyd.fnst@...fujitsu.com,
kpsingh@...gle.com
Subject: Re: [PATCH v5 bpf] kbuild: fix dependencies for DEBUG_INFO_BTF
On 4/2/20 10:41 PM, Slava Bacherikov wrote:
> Currently turning on DEBUG_INFO_SPLIT when DEBUG_INFO_BTF is also
> enabled will produce invalid btf file, since gen_btf function in
> link-vmlinux.sh script doesn't handle *.dwo files.
>
> Enabling DEBUG_INFO_REDUCED will also produce invalid btf file, and
> using GCC_PLUGIN_RANDSTRUCT with BTF makes no sense.
>
> Signed-off-by: Slava Bacherikov <slava@...her09.org>
> Reported-by: Jann Horn <jannh@...gle.com>
> Reported-by: Liu Yiding <liuyd.fnst@...fujitsu.com>
> Acked-by: KP Singh <kpsingh@...gle.com>
> Acked-by: Andrii Nakryiko <andriin@...com>
> Reviewed-by: Kees Cook <keescook@...omium.org>
> Fixes: e83b9f55448a ("kbuild: add ability to generate BTF type info for vmlinux")
Applied, thanks!
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