Re: [RFC PATCH 08/17] btrfs-progs: cache csum_type in recover_control

[Nikolay Borisov]

On 25.07.19 г. 12:33 ч., Johannes Thumshirn wrote:
> Cache the super-block's checksum type field in 'struct recover_control'.
> This will be needed for further refactoring the checksum handling.
> 
> Signed-off-by: Johannes Thumshirn <jthumsh...@suse.de>
> ---

Reviewed-by: Nikolay Borisov <nbori...@suse.com>


>  cmds/rescue-chunk-recover.c | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/cmds/rescue-chunk-recover.c b/cmds/rescue-chunk-recover.c
> index 608af9d49407..308731ea5ea6 100644
> --- a/cmds/rescue-chunk-recover.c
> +++ b/cmds/rescue-chunk-recover.c
> @@ -47,6 +47,7 @@ struct recover_control {
>       int yes;
>  
>       u16 csum_size;
> +     u16 csum_type;
>       u32 sectorsize;
>       u32 nodesize;
>       u64 generation;
> @@ -1530,6 +1531,7 @@ static int recover_prepare(struct recover_control *rc, 
> const char *path)
>       rc->generation = btrfs_super_generation(sb);
>       rc->chunk_root_generation = btrfs_super_chunk_root_generation(sb);
>       rc->csum_size = btrfs_super_csum_size(sb);
> +     rc->csum_type = btrfs_super_csum_type(sb);
>  
>       /* if seed, the result of scanning below will be partial */
>       if (btrfs_super_flags(sb) & BTRFS_SUPER_FLAG_SEEDING) {
>