linux-kernel - Re: [PATCH 04/12] cpufreq: use for_each_if

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Message-ID: <20180709092827.GA2841@intel.com>
Date:   Mon, 9 Jul 2018 10:28:27 +0100
From:   Eric Engestrom <eric.engestrom@...el.com>
To:     Daniel Vetter <daniel.vetter@...ll.ch>
Cc:     LKML <linux-kernel@...r.kernel.org>, linux-pm@...r.kernel.org,
        Intel Graphics Development <intel-gfx@...ts.freedesktop.org>,
        "Rafael J. Wysocki" <rjw@...ysocki.net>,
        DRI Development <dri-devel@...ts.freedesktop.org>,
        Viresh Kumar <viresh.kumar@...aro.org>,
        Daniel Vetter <daniel.vetter@...el.com>
Subject: Re: [PATCH 04/12] cpufreq: use for_each_if

On Monday, 2018-07-09 10:36:42 +0200, Daniel Vetter wrote:
> Avoids the inverted condition compared to the open coded version.
> 
> Signed-off-by: Daniel Vetter <daniel.vetter@...el.com>
> Cc: "Rafael J. Wysocki" <rjw@...ysocki.net>
> Cc: Viresh Kumar <viresh.kumar@...aro.org>
> Cc: linux-pm@...r.kernel.org
> ---
>  include/linux/cpufreq.h | 8 ++------
>  1 file changed, 2 insertions(+), 6 deletions(-)
> 
> diff --git a/include/linux/cpufreq.h b/include/linux/cpufreq.h
> index 882a9b9e34bc..f2028c229b96 100644
> --- a/include/linux/cpufreq.h
> +++ b/include/linux/cpufreq.h
> @@ -649,9 +649,7 @@ static inline void dev_pm_opp_free_cpufreq_table(struct device *dev,
>  
>  #define cpufreq_for_each_valid_entry(pos, table)			\
>  	for (pos = table; pos->frequency != CPUFREQ_TABLE_END; pos++)	\
> -		if (pos->frequency == CPUFREQ_ENTRY_INVALID)		\
> -			continue;					\
> -		else
> +		for_each_if (pos->frequency != CPUFREQ_ENTRY_INVALID)
>  
>  /*
>   * cpufreq_for_each_valid_entry_idx -     iterate with index over a cpufreq
> @@ -663,9 +661,7 @@ static inline void dev_pm_opp_free_cpufreq_table(struct device *dev,
>  
>  #define cpufreq_for_each_valid_entry_idx(pos, table, idx)		\
>  	cpufreq_for_each_entry_idx(pos, table, idx)			\
> -		if (pos->frequency == CPUFREQ_ENTRY_INVALID)		\
> -			continue;					\
> -		else
> +		for_each_if (pos->frequency == CPUFREQ_ENTRY_INVALID)

Should be `!=` there ^

>  
>  
>  int cpufreq_frequency_table_cpuinfo(struct cpufreq_policy *policy,
> -- 
> 2.18.0
> 
> _______________________________________________
> dri-devel mailing list
> dri-devel@...ts.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/dri-devel

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