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From: Jan Kara <jack@suse.cz>
To: Naoto Kobayashi <naoto.kobayashi4c@gmail.com>
Cc: tytso@mit.edu, adilger.kernel@dilger.ca, linux-ext4@vger.kernel.org
Subject: Re: [PATCH v2 1/3] ext4: Delete ext4_kvzvalloc()
Date: Thu, 9 Jan 2020 10:51:40 +0100
Message-ID: <20200109095140.GB27035@quack2.suse.cz> (raw)
In-Reply-To: <20191227080523.31808-2-naoto.kobayashi4c@gmail.com>

On Fri 27-12-19 17:05:21, Naoto Kobayashi wrote:
> Since we're not using ext4_kvzalloc(), delete this function.
> 
> Signed-off-by: Naoto Kobayashi <naoto.kobayashi4c@gmail.com>

Looks good to me. You can add:

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

								Honza

> ---
>  fs/ext4/ext4.h  |  1 -
>  fs/ext4/super.c | 10 ----------
>  2 files changed, 11 deletions(-)
> 
> diff --git a/fs/ext4/ext4.h b/fs/ext4/ext4.h
> index 61987c106511..b25089e3896d 100644
> --- a/fs/ext4/ext4.h
> +++ b/fs/ext4/ext4.h
> @@ -2678,7 +2678,6 @@ extern int ext4_seq_options_show(struct seq_file *seq, void *offset);
>  extern int ext4_calculate_overhead(struct super_block *sb);
>  extern void ext4_superblock_csum_set(struct super_block *sb);
>  extern void *ext4_kvmalloc(size_t size, gfp_t flags);
> -extern void *ext4_kvzalloc(size_t size, gfp_t flags);
>  extern int ext4_alloc_flex_bg_array(struct super_block *sb,
>  				    ext4_group_t ngroup);
>  extern const char *ext4_decode_error(struct super_block *sb, int errno,
> diff --git a/fs/ext4/super.c b/fs/ext4/super.c
> index b205112ca051..83a231dedcbf 100644
> --- a/fs/ext4/super.c
> +++ b/fs/ext4/super.c
> @@ -214,16 +214,6 @@ void *ext4_kvmalloc(size_t size, gfp_t flags)
>  	return ret;
>  }
> 
> -void *ext4_kvzalloc(size_t size, gfp_t flags)
> -{
> -	void *ret;
> -
> -	ret = kzalloc(size, flags | __GFP_NOWARN);
> -	if (!ret)
> -		ret = __vmalloc(size, flags | __GFP_ZERO, PAGE_KERNEL);
> -	return ret;
> -}
> -
>  ext4_fsblk_t ext4_block_bitmap(struct super_block *sb,
>  			       struct ext4_group_desc *bg)
>  {
> --
> 2.16.6
> 
-- 
Jan Kara <jack@suse.com>
SUSE Labs, CR

  reply index

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-12-27  8:05 [PATCH v2 0/3] ext4: Prevent memory reclaim from re-entering the filesystem and deadlocking Naoto Kobayashi
2019-12-27  8:05 ` [PATCH v2 1/3] ext4: Delete ext4_kvzvalloc() Naoto Kobayashi
2020-01-09  9:51   ` Jan Kara [this message]
2020-01-13 22:32   ` Theodore Y. Ts'o
2019-12-27  8:05 ` [PATCH v2 2/3] ext4: Rename ext4_kvmalloc() to ext4_kvmalloc_nofs() and drop its flags argument Naoto Kobayashi
2020-01-09 10:00   ` Jan Kara
2020-01-13 22:32   ` Theodore Y. Ts'o
2020-01-16 12:37     ` Jan Kara
2020-01-16 15:12       ` Theodore Y. Ts'o
2020-01-16 15:50         ` [PATCH] ext4: drop ext4_kvmalloc() Theodore Ts'o
2020-01-17 10:30           ` Jan Kara
2020-01-17 16:36             ` Theodore Y. Ts'o
2019-12-27  8:05 ` [PATCH v2 3/3] ext4: Prevent ext4_kvmalloc_nofs() from re-entering the filesystem and deadlocking Naoto Kobayashi

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