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

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Message-ID: <fb18f076-9bb4-4769-a0ce-e3c03ea0e101@infradead.org>
Date: Sat, 26 Apr 2025 08:45:38 -0700
From: Randy Dunlap <rdunlap@...radead.org>
To: Stafford Horne <shorne@...il.com>
Cc: linux-kernel@...r.kernel.org, Masahiro Yamada <masahiroy@...nel.org>,
 Jonas Bonn <jonas@...thpole.se>,
 Stefan Kristiansson <stefan.kristiansson@...nalahti.fi>,
 linux-openrisc@...r.kernel.org, linux-kbuild@...r.kernel.org
Subject: Re: [PATCH] usr/include: openrisc: don't HDRTEST bpf_perf_event.h



On 4/25/25 11:00 PM, Stafford Horne wrote:
> Hi Randy,
> 
> On Fri, Apr 25, 2025 at 08:08:15PM -0700, Randy Dunlap 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
> 
> This looks ok to me, but do you have any pointer of how to reproduce this?
> 

All I did was 'make allmodconfig' or 'make allyesconfig'. Either of them cause
this error.

> -Stafford
> 
>> 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

-- 
~Randy