linux-kernel - Re: [PATCH bpf-next 1/2] libbpf: Add missing per-arch include path

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Message-ID: <48a22231-89ec-460b-913b-54af18166da7@aosc.io>
Date: Tue, 5 Nov 2024 19:46:21 +0800
From: Kexy Biscuit <kexybiscuit@...c.io>
To: Björn Töpel <bjorn@...nel.org>,
 Andrii Nakryiko <andrii@...nel.org>, Eduard Zingerman <eddyz87@...il.com>,
 Mykola Lysenko <mykolal@...com>, bpf@...r.kernel.org, netdev@...r.kernel.org
Cc: Björn Töpel <bjorn@...osinc.com>,
 linux-kselftest@...r.kernel.org, linux-kernel@...r.kernel.org,
 linux-riscv@...ts.infradead.org, Charlie Jenkins <charlie@...osinc.com>
Subject: Re: [PATCH bpf-next 1/2] libbpf: Add missing per-arch include path

On 9/27/2024 9:13 PM, Björn Töpel wrote:
> From: Björn Töpel <bjorn@...osinc.com>
> 
> libbpf does not include the per-arch tools include path, e.g.
> tools/arch/riscv/include. Some architectures depend those files to
> build properly.
> 
> Include tools/arch/$(SUBARCH)/include in the libbpf build.
> 
> Fixes: 6d74d178fe6e ("tools: Add riscv barrier implementation")
> Signed-off-by: Björn Töpel <bjorn@...osinc.com>
> ---
>   tools/lib/bpf/Makefile | 3 ++-
>   1 file changed, 2 insertions(+), 1 deletion(-)
> 
> diff --git a/tools/lib/bpf/Makefile b/tools/lib/bpf/Makefile
> index 1b22f0f37288..857a5f7b413d 100644
> --- a/tools/lib/bpf/Makefile
> +++ b/tools/lib/bpf/Makefile
> @@ -61,7 +61,8 @@ ifndef VERBOSE
>   endif
>   
>   INCLUDES = -I$(or $(OUTPUT),.) \
> -	   -I$(srctree)/tools/include -I$(srctree)/tools/include/uapi
> +	   -I$(srctree)/tools/include -I$(srctree)/tools/include/uapi \
> +	   -I$(srctree)/tools/arch/$(SRCARCH)/include
>   
>   export prefix libdir src obj
>   
> 
> base-commit: db5ca265e3334b48c4e3fa07eef79e8bc578c430

This fixes building of bpf tools, thanks! You can add the following tags...

Reported-by: Andreas Schwab <schwab@...e.de>
Closes: https://lore.kernel.org/all/mvmo74441tr.fsf@suse.de/
Tested-by: Kexy Biscuit <kexybiscuit@...c.io>
-- 
Best Regards,
Kexy Biscuit