Re: [PATCH v2 4/5] riscv: use BIT() marco for cpufeature probing

From: Guo Ren
Date: Wed Sep 07 2022 - 19:13:23 EST


Reviewed-by: Guo Ren <guoren@xxxxxxxxxx>

On Thu, Sep 8, 2022 at 6:50 AM Atish Patra <atishp@xxxxxxxxxxxxxx> wrote:
>
>
>
> On Mon, Sep 5, 2022 at 7:15 AM Heiko Stuebner <heiko@xxxxxxxxx> wrote:
>>
>> Using the appropriate BIT macro makes the code better readable.
>>
>> Suggested-by: Conor Dooley <conor.dooley@xxxxxxxxxxxxx>
>> Signed-off-by: Heiko Stuebner <heiko@xxxxxxxxx>
>> ---
>> arch/riscv/kernel/cpufeature.c | 4 ++--
>> 1 file changed, 2 insertions(+), 2 deletions(-)
>>
>> diff --git a/arch/riscv/kernel/cpufeature.c b/arch/riscv/kernel/cpufeature.c
>> index 729f7a218093..08f7445985dc 100644
>> --- a/arch/riscv/kernel/cpufeature.c
>> +++ b/arch/riscv/kernel/cpufeature.c
>> @@ -289,10 +289,10 @@ static u32 __init_or_module cpufeature_probe(unsigned int stage)
>> u32 cpu_req_feature = 0;
>>
>> if (cpufeature_probe_svpbmt(stage))
>> - cpu_req_feature |= (1U << CPUFEATURE_SVPBMT);
>> + cpu_req_feature |= BIT(CPUFEATURE_SVPBMT);
>>
>> if (cpufeature_probe_zicbom(stage))
>> - cpu_req_feature |= (1U << CPUFEATURE_ZICBOM);
>> + cpu_req_feature |= BIT(CPUFEATURE_ZICBOM);
>>
>> return cpu_req_feature;
>> }
>> --
>> 2.35.1
>>
>>
>> _______________________________________________
>> linux-riscv mailing list
>> linux-riscv@xxxxxxxxxxxxxxxxxxx
>> http://lists.infradead.org/mailman/listinfo/linux-riscv
>
>
>
>
> Reviewed-by: Atish Patra <atishp@xxxxxxxxxxxx>
>
> --
> Regards,
> Atish



--
Best Regards
Guo Ren