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Message-ID: <bbf1e081-7732-d2f8-6490-215947eed5d3@linux.alibaba.com>
Date:   Tue, 15 Aug 2023 10:57:29 +0800
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Subject: Re: [PATCH] mm/compaction: remove unused parameter pgdata of
 fragmentation_score_wmark
To:     Kemeng Shi <shikemeng@huaweicloud.com>, linux-mm@kvack.org,
        linux-kernel@vger.kernel.org, akpm@linux-foundation.org,
        mgorman@techsingularity.net, david@redhat.com, willy@infradead.org
References: <20230809094910.3092446-1-shikemeng@huaweicloud.com>
From:   Baolin Wang <baolin.wang@linux.alibaba.com>
In-Reply-To: <20230809094910.3092446-1-shikemeng@huaweicloud.com>
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On 8/9/2023 5:49 PM, Kemeng Shi wrote:
> Parameter pgdat is not used in fragmentation_score_wmark. Just remove it.
> 
> Signed-off-by: Kemeng Shi <shikemeng@huaweicloud.com>

Reviewed-by: Baolin Wang <baolin.wang@linux.alibaba.com>

> ---
>   mm/compaction.c | 6 +++---
>   1 file changed, 3 insertions(+), 3 deletions(-)
> 
> diff --git a/mm/compaction.c b/mm/compaction.c
> index ea61922a1619..38c8d216c6a3 100644
> --- a/mm/compaction.c
> +++ b/mm/compaction.c
> @@ -2142,7 +2142,7 @@ static unsigned int fragmentation_score_node(pg_data_t *pgdat)
>   	return score;
>   }
>   
> -static unsigned int fragmentation_score_wmark(pg_data_t *pgdat, bool low)
> +static unsigned int fragmentation_score_wmark(bool low)
>   {
>   	unsigned int wmark_low;
>   
> @@ -2162,7 +2162,7 @@ static bool should_proactive_compact_node(pg_data_t *pgdat)
>   	if (!sysctl_compaction_proactiveness || kswapd_is_running(pgdat))
>   		return false;
>   
> -	wmark_high = fragmentation_score_wmark(pgdat, false);
> +	wmark_high = fragmentation_score_wmark(false);
>   	return fragmentation_score_node(pgdat) > wmark_high;
>   }
>   
> @@ -2201,7 +2201,7 @@ static enum compact_result __compact_finished(struct compact_control *cc)
>   			return COMPACT_PARTIAL_SKIPPED;
>   
>   		score = fragmentation_score_zone(cc->zone);
> -		wmark_low = fragmentation_score_wmark(pgdat, true);
> +		wmark_low = fragmentation_score_wmark(true);
>   
>   		if (score > wmark_low)
>   			ret = COMPACT_CONTINUE;