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Message-ID: <1584503945.15565.23.camel@HansenPartnership.com>
Subject: Re: [PATCH] mm: Fix a comment typo
From:   James Bottomley <James.Bottomley@HansenPartnership.com>
To:     brookxu <brookxu.cn@gmail.com>,
        Andrew Morton <akpm@linux-foundation.org>
Cc:     linux-mm@kvack.org, linux-kernel@vger.kernel.org
Date:   Tue, 17 Mar 2020 20:59:05 -0700
In-Reply-To: <0783042a-244c-0c2e-091d-e7002718d73f@gmail.com>
References: <0783042a-244c-0c2e-091d-e7002718d73f@gmail.com>
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On Wed, 2020-03-18 at 11:42 +0800, brookxu wrote:
> Signed-off-by: Chunguang Xu <brookxu@tencent.com>
> 
> ---
>  mm/page-writeback.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/mm/page-writeback.c b/mm/page-writeback.c
> index 2caf780..2acf754 100644
> --- a/mm/page-writeback.c
> +++ b/mm/page-writeback.c
> @@ -1271,7 +1271,7 @@ static void wb_update_dirty_ratelimit(struct
> dirty_throttle_control *dtc,
>       */
>  
>      /*
> -     * dirty_ratelimit will follow balanced_dirty_ratelimit iff
> +     * dirty_ratelimit will follow balanced_dirty_ratelimit if

Are you sure it's a mistake? iff means if and only if which would be
reasonable unless the condition is only implies.
 
James