Re: [PATCH v2 07/18] xfs: Factor up trans handling in xfs_attr3_leaf_flipflags

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On Mon, Aug 12, 2019 at 09:02:52AM -0700, Darrick J. Wong wrote:
> On Fri, Aug 09, 2019 at 02:37:15PM -0700, Allison Collins wrote:
> > Since delayed operations cannot roll transactions, factor
> > up the transaction handling into the calling function
> > 
> > Signed-off-by: Allison Collins <allison.henderson@xxxxxxxxxx>
> 
> Looks ok,
> Reviewed-by: Darrick J. Wong <darrick.wong@xxxxxxxxxx>

No, not ok!

> > ---
> >  fs/xfs/libxfs/xfs_attr.c      | 10 ++++++++++
> >  fs/xfs/libxfs/xfs_attr_leaf.c |  5 -----
> >  2 files changed, 10 insertions(+), 5 deletions(-)
> > 
> > diff --git a/fs/xfs/libxfs/xfs_attr.c b/fs/xfs/libxfs/xfs_attr.c
> > index 72af8e2..f36c792 100644
> > --- a/fs/xfs/libxfs/xfs_attr.c
> > +++ b/fs/xfs/libxfs/xfs_attr.c
> > @@ -752,6 +752,11 @@ xfs_attr_leaf_addname(
> >  		error = xfs_attr3_leaf_flipflags(args);
> >  		if (error)
> >  			return error;
> > +		/*
> > +		 * Commit the flag value change and start the next trans in
> > +		 * series.
> > +		 */
> > +		error = xfs_trans_roll_inode(&args->trans, args->dp);

Lost error value here!

> >  
> >  		/*
> >  		 * Dismantle the "old" attribute/value pair by removing
> > @@ -1090,6 +1095,11 @@ xfs_attr_node_addname(
> >  		error = xfs_attr3_leaf_flipflags(args);
> >  		if (error)
> >  			goto out;
> > +		/*
> > +		 * Commit the flag value change and start the next trans in
> > +		 * series
> > +		 */
> > +		error = xfs_trans_roll_inode(&args->trans, args->dp);

And here!

--D

> >  
> >  		/*
> >  		 * Dismantle the "old" attribute/value pair by removing
> > diff --git a/fs/xfs/libxfs/xfs_attr_leaf.c b/fs/xfs/libxfs/xfs_attr_leaf.c
> > index 8d2e11f..8a6f5df 100644
> > --- a/fs/xfs/libxfs/xfs_attr_leaf.c
> > +++ b/fs/xfs/libxfs/xfs_attr_leaf.c
> > @@ -2891,10 +2891,5 @@ xfs_attr3_leaf_flipflags(
> >  			 XFS_DA_LOGRANGE(leaf2, name_rmt, sizeof(*name_rmt)));
> >  	}
> >  
> > -	/*
> > -	 * Commit the flag value change and start the next trans in series.
> > -	 */
> > -	error = xfs_trans_roll_inode(&args->trans, args->dp);
> > -
> >  	return error;
> >  }
> > -- 
> > 2.7.4
> > 



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