QA output created by 535 Format and mount fs Inject reduce_max_iextents error tag Create a $srcfile having an extent of length 15 blocks * Write to shared extent Share the extent with $dstfile Buffered write to every other block of $dstfile's shared extent Verify $dstfile's extent count Disable reduce_max_iextents error tag * Funshare shared extent Inject reduce_max_iextents error tag Share the extent with $dstfile Funshare every other block of $dstfile's shared extent Verify $dstfile's extent count