Re: [RFC] [PATCH 5/7] reiser4: txnmgr: call reiser4_post_write_back_hook() for empty atoms.

[Ivan Shapovalov <intelfx100@gmail.com>]

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On Sunday 17 August 2014 at 19:43:24, Ivan Shapovalov wrote:	
> The atoms generated by reiser4_trim_fs(), despite being empty (zero
> capture_count), still have non-empty delete sets which have to be
> processed.
> 
> Signed-off-by: Ivan Shapovalov <intelfx100@gmail.com>
> ---
>  fs/reiser4/txnmgr.c | 7 ++++++-
>  1 file changed, 6 insertions(+), 1 deletion(-)
> 
> diff --git a/fs/reiser4/txnmgr.c b/fs/reiser4/txnmgr.c
> index 2862940..3f44c9c 100644
> --- a/fs/reiser4/txnmgr.c
> +++ b/fs/reiser4/txnmgr.c
> @@ -1064,8 +1064,13 @@ static int commit_current_atom(long *nr_submitted, txn_atom ** atom)
>  		return RETERR(-E_REPEAT);
>  	}
>  
> -	if ((*atom)->capture_count == 0)
> +	if ((*atom)->capture_count == 0) {
> +		/* Process the atom's delete set.
> +		 * Even if the atom has no captured nodes, the delete set may
> +		 * still be non-empty (see e. g. reiser4_trim_fs()). */
> +		reiser4_post_writeback_hook();

Oops, a typo. Will resend the series...

-- 
Ivan Shapovalov / intelfx /

>  		goto done;
> +	}
>  
>  	/* Up to this point we have been flushing and after flush is called we
>  	   return -E_REPEAT.  Now we can commit.  We cannot return -E_REPEAT
> 

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