linux-kernel - Re: [PATCH v1] tools/resolve_btfids: Tidy HOST

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Date:   Fri, 3 Feb 2023 13:41:15 +0100
From:   Jiri Olsa <olsajiri@...il.com>
To:     Ian Rogers <irogers@...gle.com>
Cc:     Alexei Starovoitov <ast@...nel.org>,
        Daniel Borkmann <daniel@...earbox.net>,
        Andrii Nakryiko <andrii@...nel.org>,
        Martin KaFai Lau <martin.lau@...ux.dev>,
        Song Liu <song@...nel.org>, Yonghong Song <yhs@...com>,
        John Fastabend <john.fastabend@...il.com>,
        KP Singh <kpsingh@...nel.org>,
        Stanislav Fomichev <sdf@...gle.com>,
        Hao Luo <haoluo@...gle.com>,
        Connor OBrien <connoro@...gle.com>,
        Nathan Chancellor <nathan@...nel.org>,
        Kumar Kartikeya Dwivedi <memxor@...il.com>,
        bpf@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v1] tools/resolve_btfids: Tidy HOST_OVERRIDES

On Thu, Feb 02, 2023 at 02:42:53PM -0800, Ian Rogers wrote:
> Don't set EXTRA_CFLAGS to HOSTCFLAGS, ensure CROSS_COMPILE isn't
> passed through.
> 
> This patch is based on top of:
> https://lore.kernel.org/bpf/20230202112839.1131892-1-jolsa@kernel.org/
> 
> Signed-off-by: Ian Rogers <irogers@...gle.com>

Acked-by: Jiri Olsa <jolsa@...nel.org>

jirka

> ---
>  tools/bpf/resolve_btfids/Makefile | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/tools/bpf/resolve_btfids/Makefile b/tools/bpf/resolve_btfids/Makefile
> index abdd68ac08f4..2abdd85b4a08 100644
> --- a/tools/bpf/resolve_btfids/Makefile
> +++ b/tools/bpf/resolve_btfids/Makefile
> @@ -17,9 +17,9 @@ else
>    MAKEFLAGS=--no-print-directory
>  endif
>  
> -# always use the host compiler
> +# Overrides for the prepare step libraries.
>  HOST_OVERRIDES := AR="$(HOSTAR)" CC="$(HOSTCC)" LD="$(HOSTLD)" ARCH="$(HOSTARCH)" \
> -		  EXTRA_CFLAGS="$(HOSTCFLAGS) $(KBUILD_HOSTCFLAGS)"
> +		  CROSS_COMPILE=""
>  
>  RM      ?= rm
>  HOSTCC  ?= gcc
> -- 
> 2.39.1.519.gcb327c4b5f-goog
>