QA output created by 537 * Swap extent forks Format and mount fs Create $donorfile having an extent of length 67 blocks Fragment $donorfile Create $srcfile having an extent of length 18 blocks Fragment $srcfile Collect $donorfile's extent count Collect $srcfile's extent count Inject reduce_max_iextents error tag Swap $srcfile's and $donorfile's extent forks Check for $donorfile's extent count overflow Check for $srcfile's extent count overflow