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Subject: Re: [PATCH] mm: Fix a comment typo
To:     James Bottomley <James.Bottomley@HansenPartnership.com>,
        Andrew Morton <akpm@linux-foundation.org>
Cc:     linux-mm@kvack.org, linux-kernel@vger.kernel.org
References: <0783042a-244c-0c2e-091d-e7002718d73f@gmail.com>
 <1584503945.15565.23.camel@HansenPartnership.com>
From:   brookxu <brookxu.cn@gmail.com>
Message-ID: <ac5e1482-a943-d7c0-b80d-d9f671031be8@gmail.com>
Date:   Wed, 18 Mar 2020 12:26:59 +0800
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Thank you very much for your reply, it should be my misunderstanding, thanks again~

James Bottomley wrote on 2020/3/18 11:59:
> 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
>