Re: [PATCH 12/15] btrfs: remove the free space inode ordered extent special cases

[David Sterba]

On Mon, Sep 07, 2026 at 09:19:27PM -0400, Tal Zussman wrote:
> --- a/fs/btrfs/transaction.c
> +++ b/fs/btrfs/transaction.c
> @@ -125,17 +125,14 @@ static const unsigned int btrfs_blocked_trans_types[TRANS_STATE_MAX] = {
>  	[TRANS_STATE_UNBLOCKED]		= (__TRANS_START |
>  					   __TRANS_ATTACH |
>  					   __TRANS_JOIN |
> -					   __TRANS_JOIN_NOLOCK |
>  					   __TRANS_JOIN_NOSTART),
>  	[TRANS_STATE_SUPER_COMMITTED]	= (__TRANS_START |
>  					   __TRANS_ATTACH |
>  					   __TRANS_JOIN |
> -					   __TRANS_JOIN_NOLOCK |
>  					   __TRANS_JOIN_NOSTART),
>  	[TRANS_STATE_COMPLETED]		= (__TRANS_START |
>  					   __TRANS_ATTACH |
>  					   __TRANS_JOIN |
> -					   __TRANS_JOIN_NOLOCK |
>  					   __TRANS_JOIN_NOSTART),
>  };

This touches the transaction engine, there was exception for the space
cache, I'm not sure if we want to remove it completely. At least it
would be good to separate the space cache usage and the the API in case
we'd want to restore it some day.