On Thu, Apr 30, 2020 at 03:50:07PM -0700, Allison Collins wrote:
> This patch helps to simplify xfs_attr_node_removename by modularizing
> the code around the transactions into helper functions. This will make
> the function easier to follow when we introduce delayed attributes.
>
> Signed-off-by: Allison Collins <allison.henderson@xxxxxxxxxx>
> Reviewed-by: Amir Goldstein <amir73il@xxxxxxxxx>
> Reviewed-by: Chandan Rajendra <chandanrlinux@xxxxxxxxx>
> Reviewed-by: Brian Foster <bfoster@xxxxxxxxxx>
LGTM,
Reviewed-by: Darrick J. Wong <darrick.wong@xxxxxxxxxx>
--D
> ---
> fs/xfs/libxfs/xfs_attr.c | 41 +++++++++++++++++++++++++++--------------
> 1 file changed, 27 insertions(+), 14 deletions(-)
>
> diff --git a/fs/xfs/libxfs/xfs_attr.c b/fs/xfs/libxfs/xfs_attr.c
> index d112910..df77a3c 100644
> --- a/fs/xfs/libxfs/xfs_attr.c
> +++ b/fs/xfs/libxfs/xfs_attr.c
> @@ -1148,6 +1148,32 @@ xfs_attr_node_shrink(
> }
>
> /*
> + * Mark an attribute entry INCOMPLETE and save pointers to the relevant buffers
> + * for later deletion of the entry.
> + */
> +STATIC int
> +xfs_attr_leaf_mark_incomplete(
> + struct xfs_da_args *args,
> + struct xfs_da_state *state)
> +{
> + int error;
> +
> + /*
> + * Fill in disk block numbers in the state structure
> + * so that we can get the buffers back after we commit
> + * several transactions in the following calls.
> + */
> + error = xfs_attr_fillstate(state);
> + if (error)
> + return error;
> +
> + /*
> + * Mark the attribute as INCOMPLETE
> + */
> + return xfs_attr3_leaf_setflag(args);
> +}
> +
> +/*
> * Remove a name from a B-tree attribute list.
> *
> * This will involve walking down the Btree, and may involve joining
> @@ -1178,20 +1204,7 @@ xfs_attr_node_removename(
> ASSERT(blk->bp != NULL);
> ASSERT(blk->magic == XFS_ATTR_LEAF_MAGIC);
> if (args->rmtblkno > 0) {
> - /*
> - * Fill in disk block numbers in the state structure
> - * so that we can get the buffers back after we commit
> - * several transactions in the following calls.
> - */
> - error = xfs_attr_fillstate(state);
> - if (error)
> - goto out;
> -
> - /*
> - * Mark the attribute as INCOMPLETE, then bunmapi() the
> - * remote value.
> - */
> - error = xfs_attr3_leaf_setflag(args);
> + error = xfs_attr_leaf_mark_incomplete(args, state);
> if (error)
> goto out;
>
> --
> 2.7.4
>
