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[19/25] nilfs2: Convert to properly refcounting bdi

Message ID 20170412102449.16901-20-jack@suse.cz (mailing list archive)
State New, archived
Headers show

Commit Message

Jan Kara April 12, 2017, 10:24 a.m. UTC 
Similarly to set_bdev_super() NILFS2 just used block device reference to
bdi. Convert it to properly getting bdi reference. The reference will
get automatically dropped on superblock destruction.

CC: Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp>
CC: linux-nilfs@vger.kernel.org
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jan Kara <jack@suse.cz>
---
 fs/nilfs2/super.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

Comments

Ryusuke Konishi April 12, 2017, 1:47 p.m. UTC | #1 
On 2017/04/12 19:24, Jan Kara wrote:
> Similarly to set_bdev_super() NILFS2 just used block device reference to
> bdi. Convert it to properly getting bdi reference. The reference will
> get automatically dropped on superblock destruction.
>
> CC: Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp>
> CC: linux-nilfs@vger.kernel.org
> Reviewed-by: Christoph Hellwig <hch@lst.de>
> Signed-off-by: Jan Kara <jack@suse.cz>

Looks fine, thanks.

Acked-by: Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp>


> ---
>  fs/nilfs2/super.c | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/fs/nilfs2/super.c b/fs/nilfs2/super.c
> index e1872f36147f..feb796a38b8d 100644
> --- a/fs/nilfs2/super.c
> +++ b/fs/nilfs2/super.c
> @@ -1068,7 +1068,8 @@ nilfs_fill_super(struct super_block *sb, void *data, int silent)
>  	sb->s_time_gran = 1;
>  	sb->s_max_links = NILFS_LINK_MAX;
>
> -	sb->s_bdi = bdev_get_queue(sb->s_bdev)->backing_dev_info;
> +	sb->s_bdi = bdi_get(sb->s_bdev->bd_bdi);
> +	sb->s_iflags |= SB_I_DYNBDI;
>
>  	err = load_nilfs(nilfs, sb);
>  	if (err)
>
diff mbox

Patch

diff --git a/fs/nilfs2/super.c b/fs/nilfs2/super.c
index e1872f36147f..feb796a38b8d 100644
--- a/fs/nilfs2/super.c
+++ b/fs/nilfs2/super.c
@@ -1068,7 +1068,8 @@  nilfs_fill_super(struct super_block *sb, void *data, int silent)
 	sb->s_time_gran = 1;
 	sb->s_max_links = NILFS_LINK_MAX;
 
-	sb->s_bdi = bdev_get_queue(sb->s_bdev)->backing_dev_info;
+	sb->s_bdi = bdi_get(sb->s_bdev->bd_bdi);
+	sb->s_iflags |= SB_I_DYNBDI;
 
 	err = load_nilfs(nilfs, sb);
 	if (err)