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Date: Tue, 2 Jan 2024 14:02:40 +0100
From: Jan Kara <jack@suse.cz>
To: Kemeng Shi <shikemeng@huaweicloud.com>
Cc: tytso@mit.edu, adilger.kernel@dilger.ca, linux-ext4@vger.kernel.org,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH 3/8] ext4: remove unneeded return value of
 ext4_mb_release_context
Message-ID: <20240102130240.to4hnuuheo72nbt3@quack3>
References: <20231125161143.3945726-1-shikemeng@huaweicloud.com>
 <20231125161143.3945726-4-shikemeng@huaweicloud.com>
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In-Reply-To: <20231125161143.3945726-4-shikemeng@huaweicloud.com>

On Sun 26-11-23 00:11:38, Kemeng Shi wrote:
> Function ext4_mb_release_context always return 0 and the return value is
> never used. Just remove unneeded return value of ext4_mb_release_context.
> 
> Signed-off-by: Kemeng Shi <shikemeng@huaweicloud.com>

Looks good. Feel free to add:

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

								Honza

> ---
>  fs/ext4/mballoc.c | 3 +--
>  1 file changed, 1 insertion(+), 2 deletions(-)
> 
> diff --git a/fs/ext4/mballoc.c b/fs/ext4/mballoc.c
> index 765b62729..f79e87ad3 100644
> --- a/fs/ext4/mballoc.c
> +++ b/fs/ext4/mballoc.c
> @@ -5939,7 +5939,7 @@ static void ext4_mb_add_n_trim(struct ext4_allocation_context *ac)
>  /*
>   * release all resource we used in allocation
>   */
> -static int ext4_mb_release_context(struct ext4_allocation_context *ac)
> +static void ext4_mb_release_context(struct ext4_allocation_context *ac)
>  {
>  	struct ext4_sb_info *sbi = EXT4_SB(ac->ac_sb);
>  	struct ext4_prealloc_space *pa = ac->ac_pa;
> @@ -5976,7 +5976,6 @@ static int ext4_mb_release_context(struct ext4_allocation_context *ac)
>  	if (ac->ac_flags & EXT4_MB_HINT_GROUP_ALLOC)
>  		mutex_unlock(&ac->ac_lg->lg_mutex);
>  	ext4_mb_collect_stats(ac);
> -	return 0;
>  }
>  
>  static int ext4_mb_discard_preallocations(struct super_block *sb, int needed)
> -- 
> 2.30.0
> 
> 
-- 
Jan Kara <jack@suse.com>
SUSE Labs, CR