On Thu 01-09-22 21:35:04, Zhang Yi wrote:
> bh_submit_read() and the uptodate check logic in bh_uptodate_or_lock()
> has been integrated in bh_read() helper, so switch to use it directly.
> 
> Signed-off-by: Zhang Yi <[email protected]>

Looks good to me. Feel free to add:

Reviewed-by: Jan Kara <[email protected]>

                                                                Honza

> ---
>  fs/ext2/balloc.c | 7 ++++---
>  1 file changed, 4 insertions(+), 3 deletions(-)
> 
> diff --git a/fs/ext2/balloc.c b/fs/ext2/balloc.c
> index c17ccc19b938..5dc0a31f4a08 100644
> --- a/fs/ext2/balloc.c
> +++ b/fs/ext2/balloc.c
> @@ -126,6 +126,7 @@ read_block_bitmap(struct super_block *sb, unsigned int 
> block_group)
>       struct ext2_group_desc * desc;
>       struct buffer_head * bh = NULL;
>       ext2_fsblk_t bitmap_blk;
> +     int ret;
>  
>       desc = ext2_get_group_desc(sb, block_group, NULL);
>       if (!desc)
> @@ -139,10 +140,10 @@ read_block_bitmap(struct super_block *sb, unsigned int 
> block_group)
>                           block_group, le32_to_cpu(desc->bg_block_bitmap));
>               return NULL;
>       }
> -     if (likely(bh_uptodate_or_lock(bh)))
> +     ret = bh_read(bh, 0);
> +     if (ret > 0)
>               return bh;
> -
> -     if (bh_submit_read(bh) < 0) {
> +     if (ret < 0) {
>               brelse(bh);
>               ext2_error(sb, __func__,
>                           "Cannot read block bitmap - "
> -- 
> 2.31.1
> 
-- 
Jan Kara <[email protected]>
SUSE Labs, CR

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