linux-kernel - Re: [PATCH] sched/fair: Fix assignment of boolean variables

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Message-ID: <20181201213216.wmikdw3emxhc7m5r@gmail.com>
Date:   Sat, 1 Dec 2018 11:32:16 -1000
From:   Joey Pabalinas <joeypabalinas@...il.com>
To:     Wen Yang <wen.yang99@....com.cn>
Cc:     Ingo Molnar <mingo@...hat.com>,
        Peter Zijlstra <peterz@...radead.org>,
        linux-kernel@...r.kernel.org, zhong.weidong@....com.cn,
        Joey Pabalinas <joeypabalinas@...il.com>
Subject: Re: [PATCH] sched/fair: Fix assignment of boolean variables

On Sat, Dec 01, 2018 at 05:09:36PM +0800, Wen Yang wrote:
> Fix the following warnings reported by coccinelle:
> kernel//sched/fair.c:7958:3-12: WARNING: Assignment of bool to 0/1
> 
> This also makes the code more readable.
> 
> Signed-off-by: Wen Yang <wen.yang99@....com.cn>
> CC: Ingo Molnar <mingo@...hat.com>
> CC: Peter Zijlstra <peterz@...radead.org>
> CC: linux-kernel@...r.kernel.org

Ack, earlier assignments in the function like:

	if (nr_running > 1)
		*overload = true;

use `= true`, so this change keeps things consistent.

Reviewed-by: Joey Pabalinas <joeypabalinas@...il.com>

> ---
>  kernel/sched/fair.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c
> index a2e8160968cb..f19aa66f9b15 100644
> --- a/kernel/sched/fair.c
> +++ b/kernel/sched/fair.c
> @@ -7955,7 +7955,7 @@ static inline void update_sg_lb_stats(struct lb_env *env,
>  		if (env->sd->flags & SD_ASYM_CPUCAPACITY &&
>  		    sgs->group_misfit_task_load < rq->misfit_task_load) {
>  			sgs->group_misfit_task_load = rq->misfit_task_load;
> -			*overload = 1;
> +			*overload = true;
>  		}
>  	}
>  
> -- 
> 2.19.1
> 

-- 
Cheers,
Joey Pabalinas

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