linux-ext4 - Re: [PATCH resend 2/5] ext4: wrap error handling and corrupted bitmaps setting

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Date:   Sun, 29 Jul 2018 21:34:53 -0400
From:   "Theodore Y. Ts'o" <tytso@....edu>
To:     Wang Shilong <wangshilong1991@...il.com>
Cc:     linux-ext4@...r.kernel.org, andreas.dilger@...el.com,
        sihara@....com, wshilong@....com
Subject: Re: [PATCH resend 2/5] ext4: wrap error handling and corrupted
 bitmaps setting

On Tue, May 29, 2018 at 08:45:14PM +0900, Wang Shilong wrote:
> From: Wang Shilong <wshilong@....com>
> 
> Cleanup to handle ext4 error codes together with
> bitmaps corrupted bits setting.
> 
> Signed-off-by: Wang Shilong <wshilong@....com>
> Reviewed-by: Andreas Dilger <adilger@...ger.ca>
> ---
>  fs/ext4/balloc.c  | 28 +++++++++++++++-------------
>  fs/ext4/ext4.h    | 35 ++++++++++++++++++++++++-----------
>  fs/ext4/ialloc.c  | 37 +++++++++++++++++++------------------
>  fs/ext4/mballoc.c | 20 ++++++++------------
>  fs/ext4/super.c   | 11 +++++++----
>  5 files changed, 73 insertions(+), 58 deletions(-)

This change makes the code longer and it's **really** not clear why it
is a "cleanup".  This is an example of explaining *why* is often far
more important than the *what*.

					- Ted