linux-kernel - Re: [PATCH] reiserfs: remove unused sched

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Message-ID: <20230327085749.feyfegzdjxqhymdu@quack3>
Date:   Mon, 27 Mar 2023 10:57:49 +0200
From:   Jan Kara <jack@...e.cz>
To:     Tom Rix <trix@...hat.com>
Cc:     nathan@...nel.org, ndesaulniers@...gle.com, willy@...radead.org,
        akpm@...ux-foundation.org, jack@...e.cz, jlayton@...nel.org,
        song@...nel.org, yi.zhang@...wei.com, bvanassche@....org,
        reiserfs-devel@...r.kernel.org, linux-kernel@...r.kernel.org,
        llvm@...ts.linux.dev
Subject: Re: [PATCH] reiserfs: remove unused sched_count variable

On Sun 26-03-23 16:44:59, Tom Rix wrote:
> clang with W=1 reports
> fs/reiserfs/journal.c:3034:6: error: variable
>   'sched_count' set but not used [-Werror,-Wunused-but-set-variable]
>         int sched_count = 0;
>             ^
> This variable is not used so remove it.
> 
> Signed-off-by: Tom Rix <trix@...hat.com>

Thanks. I've added the fix to my tree.

								Honza

> ---
>  fs/reiserfs/journal.c | 2 --
>  1 file changed, 2 deletions(-)
> 
> diff --git a/fs/reiserfs/journal.c b/fs/reiserfs/journal.c
> index 9ce4ec296b74..4d11d60f493c 100644
> --- a/fs/reiserfs/journal.c
> +++ b/fs/reiserfs/journal.c
> @@ -3031,7 +3031,6 @@ static int do_journal_begin_r(struct reiserfs_transaction_handle *th,
>  	unsigned int old_trans_id;
>  	struct reiserfs_journal *journal = SB_JOURNAL(sb);
>  	struct reiserfs_transaction_handle myth;
> -	int sched_count = 0;
>  	int retval;
>  	int depth;
>  
> @@ -3088,7 +3087,6 @@ static int do_journal_begin_r(struct reiserfs_transaction_handle *th,
>  		    ((journal->j_len + nblocks + 2) * 100) <
>  		    (journal->j_len_alloc * 75)) {
>  			if (atomic_read(&journal->j_wcount) > 10) {
> -				sched_count++;
>  				queue_log_writer(sb);
>  				goto relock;
>  			}
> -- 
> 2.27.0
> 
-- 
Jan Kara <jack@...e.com>
SUSE Labs, CR