linux-kernel - Re: [PATCH 1/2 v3] f2fs: fix wrong calculation of block age

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Message-ID: <f7fba117-ff4a-2c5d-2206-fd039de19ddc@kernel.org>
Date:   Fri, 3 Feb 2023 14:11:12 +0800
From:   Chao Yu <chao@...nel.org>
To:     qixiaoyu1 <qxy65535@...il.com>, Jaegeuk Kim <jaegeuk@...nel.org>
Cc:     linux-kernel@...r.kernel.org,
        linux-f2fs-devel@...ts.sourceforge.net,
        Ping Xiong <xiongping1@...omi.com>,
        Xiaoyu Qi <qixiaoyu1@...omi.com>
Subject: Re: [PATCH 1/2 v3] f2fs: fix wrong calculation of block age

On 2023/2/2 16:20, qixiaoyu1 wrote:
> Currently we wrongly calculate the new block age to
> old * LAST_AGE_WEIGHT / 100.
> 
> Fix it to new * (100 - LAST_AGE_WEIGHT) / 100
>                  + old * LAST_AGE_WEIGHT / 100.
> 
> Signed-off-by: qixiaoyu1 <qixiaoyu1@...omi.com>
> Signed-off-by: xiongping1 <xiongping1@...omi.com>

Reviewed-by: Chao Yu <chao@...nel.org>

Thanks,