linux-kernel - Re: [PATCH] usr/include: openrisc: don't HDRTEST bpf_perf

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Message-ID: <CAK7LNASww7Zyeg7G0R9US-_MWtFmBF-P5JiwZkgGBBrfoivi5A@mail.gmail.com>
Date: Sun, 4 May 2025 01:01:06 +0900
From: Masahiro Yamada <masahiroy@...nel.org>
To: Randy Dunlap <rdunlap@...radead.org>
Cc: linux-kernel@...r.kernel.org, Jonas Bonn <jonas@...thpole.se>, 
	Stefan Kristiansson <stefan.kristiansson@...nalahti.fi>, Stafford Horne <shorne@...il.com>, 
	linux-openrisc@...r.kernel.org, linux-kbuild@...r.kernel.org
Subject: Re: [PATCH] usr/include: openrisc: don't HDRTEST bpf_perf_event.h

On Sat, Apr 26, 2025 at 12:08 PM Randy Dunlap <rdunlap@...radead.org> wrote:
>
> Since openrisc does not support PERF_EVENTS, omit the HDRTEST of
> bpf_perf_event.h for arch/openrisc/.
>
> Fixes a build error:
> usr/include/linux/bpf_perf_event.h:14:28: error: field 'regs' has incomplete type



Where can I get openrisc compiler that enables CONFIG_CC_CAN_LINK?




> Signed-off-by: Randy Dunlap <rdunlap@...radead.org>
> Cc: Masahiro Yamada <masahiroy@...nel.org>
> Cc: Jonas Bonn <jonas@...thpole.se>
> Cc: Stefan Kristiansson <stefan.kristiansson@...nalahti.fi>
> Cc: Stafford Horne <shorne@...il.com>
> Cc: linux-openrisc@...r.kernel.org
> Cc: linux-kbuild@...r.kernel.org
> ---
>  usr/include/Makefile |    4 ++++
>  1 file changed, 4 insertions(+)
>
> --- linux-next-20250424.orig/usr/include/Makefile
> +++ linux-next-20250424/usr/include/Makefile
> @@ -59,6 +59,10 @@ ifeq ($(SRCARCH),arc)
>  no-header-test += linux/bpf_perf_event.h
>  endif
>
> +ifeq ($(SRCARCH),openrisc)
> +no-header-test += linux/bpf_perf_event.h
> +endif
> +
>  ifeq ($(SRCARCH),powerpc)
>  no-header-test += linux/bpf_perf_event.h
>  endif



-- 
Best Regards
Masahiro Yamada