- /* The "size" is the amount of each device that is used.
- * This can only make sense for arrays with redundancy.
- * linear and raid0 always use whatever space is available
- * We can only consider changing the size if no resync
- * or reconstruction is happening, and if the new size
- * is acceptable. It must fit before the sb_offset or,
- * if that is <data_offset, it must fit before the
- * size of each device.
- * If size is zero, we find the largest size that fits.
+ /* The "num_sectors" is the number of sectors of each device that
+ * is used. This can only make sense for arrays with redundancy.
+ * linear and raid0 always use whatever space is available. We can only
+ * consider changing this number if no resync or reconstruction is
+ * happening, and if the new size is acceptable. It must fit before the
+ * sb_start or, if that is <data_offset, it must fit before the size
+ * of each device. If num_sectors is zero, we find the largest size
+ * that fits.
+