linux-ext4 - Re: [PATCH 5/5] jbd2: remove useless 'block

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Message-ID: <20240926131959.wavfwciftg76l52r@quack3>
Date: Thu, 26 Sep 2024 15:19:59 +0200
From: Jan Kara <jack@...e.cz>
To: Ye Bin <yebin@...weicloud.com>
Cc: tytso@....edu, adilger.kernel@...ger.ca, linux-ext4@...r.kernel.org,
	jack@...e.cz, zhangxiaoxu5@...wei.com
Subject: Re: [PATCH 5/5] jbd2: remove useless 'block_error' variable

On Wed 18-09-24 19:36:04, Ye Bin wrote:
> From: Ye Bin <yebin10@...wei.com>
> 
> The judgement 'if (block_error && success == 0)' is never valid. Just
> remove useless 'block_error' variable.
> 
> Signed-off-by: Ye Bin <yebin10@...wei.com>

Looks good. Feel free to add:

Reviewed-by: Jan Kara <jack@...e.cz>

								Honza

> ---
>  fs/jbd2/recovery.c | 9 ++-------
>  1 file changed, 2 insertions(+), 7 deletions(-)
> 
> diff --git a/fs/jbd2/recovery.c b/fs/jbd2/recovery.c
> index 05ea449b95c4..0bcbb58d634b 100644
> --- a/fs/jbd2/recovery.c
> +++ b/fs/jbd2/recovery.c
> @@ -490,7 +490,7 @@ static __always_inline int jbd2_do_replay(journal_t *journal,
>  					  struct buffer_head *bh,
>  					  unsigned long *next_log_block,
>  					  unsigned int next_commit_ID,
> -					  int *success, int *block_error)
> +					  int *success)
>  {
>  	char *tagp;
>  	int flags;
> @@ -542,7 +542,6 @@ static __always_inline int jbd2_do_replay(journal_t *journal,
>  				*success = -EFSBADCRC;
>  				pr_err("JBD2: Invalid checksum recovering data block %llu in journal block %lu\n",
>  				      blocknr, io_block);
> -				*block_error = 1;
>  				goto skip_write;
>  			}
>  
> @@ -596,7 +595,6 @@ static int do_one_pass(journal_t *journal,
>  	unsigned int		sequence;
>  	int			blocktype;
>  	__u32			crc32_sum = ~0; /* Transactional Checksums */
> -	int			block_error = 0;
>  	bool			need_check_commit_time = false;
>  	__u64			last_trans_commit_time = 0, commit_time;
>  
> @@ -721,8 +719,7 @@ static int do_one_pass(journal_t *journal,
>  			 * done here!
>  			 */
>  			err = jbd2_do_replay(journal, info, bh, &next_log_block,
> -					     next_commit_ID, &success,
> -					     &block_error);
> +					     next_commit_ID, &success);
>  			if (err)
>  				goto failed;
>  
> @@ -913,8 +910,6 @@ static int do_one_pass(journal_t *journal,
>  			success = err;
>  	}
>  
> -	if (block_error && success == 0)
> -		success = -EIO;
>  	return success;
>  
>   failed:
> -- 
> 2.31.1
> 
-- 
Jan Kara <jack@...e.com>
SUSE Labs, CR