linux-kernel - Re: [PATCH] perf: riscv: fix broken build due to struct redefinition

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Date:   Fri, 12 Aug 2022 14:19:54 +0000
From:   <Conor.Dooley@...rochip.com>
To:     <jrtc27@...c27.com>
CC:     <palmer@...belt.com>, <palmer@...osinc.com>,
        <atishp@...shpatra.org>, <anup@...infault.org>, <will@...nel.org>,
        <mark.rutland@....com>, <paul.walmsley@...ive.com>,
        <aou@...s.berkeley.edu>, <linux-riscv@...ts.infradead.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] perf: riscv: fix broken build due to struct redefinition

On 12/08/2022 15:13, Jessica Clarke wrote:
> EXTERNAL EMAIL: Do not click links or open attachments unless you know the content is safe
> 
> On 12 Aug 2022, at 14:51, Conor Dooley <conor.dooley@...rochip.com> wrote:
>>
>> Building riscv/for-next produces following error:
>> drivers/perf/riscv_pmu_sbi.c:44:7: error: redefinition of 'sbi_pmu_ctr_info'
>> union sbi_pmu_ctr_info {
>>       ^
>> arch/riscv/include/asm/sbi.h:125:7: note: previous definition is here
>> union sbi_pmu_ctr_info {
>>
>> This appears to have been caused by a merge conflict resolution between
>> riscv/for-next & riscv/fixes, causing the struct define not being
> 
> union, not struct

autopilot, thanks :)

> 
> Jess
> 
>> properly moved to its header.
>>
>> Fixes: 9a7ccac63f9c ("perf: riscv_pmu{,_sbi}: Miscallenous improvement & fixes")
>> Signed-off-by: Conor Dooley <conor.dooley@...rochip.com>
>> ---
>> drivers/perf/riscv_pmu_sbi.c | 14 --------------
>> 1 file changed, 14 deletions(-)
>>
>> diff --git a/drivers/perf/riscv_pmu_sbi.c b/drivers/perf/riscv_pmu_sbi.c
>> index e7c6fecbf061..6f6681bbfd36 100644
>> --- a/drivers/perf/riscv_pmu_sbi.c
>> +++ b/drivers/perf/riscv_pmu_sbi.c
>> @@ -41,20 +41,6 @@ static const struct attribute_group *riscv_pmu_attr_groups[] = {
>>        NULL,
>> };
>>
>> -union sbi_pmu_ctr_info {
>> -     unsigned long value;
>> -     struct {
>> -             unsigned long csr:12;
>> -             unsigned long width:6;
>> -#if __riscv_xlen == 32
>> -             unsigned long reserved:13;
>> -#else
>> -             unsigned long reserved:45;
>> -#endif
>> -             unsigned long type:1;
>> -     };
>> -};
>> -
>> /*
>>   * RISC-V doesn't have hetergenous harts yet. This need to be part of
>>   * per_cpu in case of harts with different pmu counters
>> --
>> 2.36.1
>>
>>
>> _______________________________________________
>> linux-riscv mailing list
>> linux-riscv@...ts.infradead.org
>> http://lists.infradead.org/mailman/listinfo/linux-riscv
>

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