On 2017年12月05日 16:39, Nikolay Borisov wrote:
> Currently getting the good super really consists of just getting the first entry
> on the linked list, since it's the one with the highest transid. So remove
> the function and just use list_first_entry directly.
> 
> Signed-off-by: Nikolay Borisov <nborisov@suse.com>

Reviewed-by: Qu Wenruo <wqu@suse.com>

Thanks,
Qu

> ---
>  super-recover.c | 13 +++----------
>  1 file changed, 3 insertions(+), 10 deletions(-)
> 
> diff --git a/super-recover.c b/super-recover.c
> index 6a13d81b0b29..e12513100f17 100644
> --- a/super-recover.c
> +++ b/super-recover.c
> @@ -177,15 +177,6 @@ static int read_fs_supers(struct btrfs_recover_superblock *recover)
>  	return 0;
>  }
>  
> -static struct super_block_record *recover_get_good_super(
> -				struct btrfs_recover_superblock *recover)
> -{
> -	struct super_block_record *record;
> -	record = list_entry(recover->good_supers.next,
> -				struct super_block_record, list);
> -	return record;
> -}
> -
>  static void print_super_info(struct super_block_record *record)
>  {
>  	printf("\t\tdevice name = %s\n", record->device_name);
> @@ -280,7 +271,9 @@ int btrfs_recover_superblocks(const char *dname,
>  			goto no_recover;
>  		}
>  	}
> -	record = recover_get_good_super(&recover);
> +	record = list_first_entry(&recover.good_supers,
> +				  struct super_block_record, list);
> +
>  	root = open_ctree(record->device_name, record->bytenr,
>  			  OPEN_CTREE_RECOVER_SUPER | OPEN_CTREE_WRITES);
>  	if (!root) {
>