fsstress: add operation for deleting xattrs from files and directories

The previous patches added support for operations to set and get xattrs on
regular files and directories, this patch just adds one operation to delete
xattrs on files and directories.

Signed-off-by: Filipe Manana <fdmanana@suse.com>
Reviewed-by: Eryu Guan <guaneryu@gmail.com>
Signed-off-by: Eryu Guan <guaneryu@gmail.com>
1 file changed