include/linux/raid/linear.h

   1 #ifndef _LINEAR_H
   2 #define _LINEAR_H
   3
   4 #include <linux/raid/md.h>
   5
   6 struct dev_info {
   7         mdk_rdev_t      *rdev;
   8         sector_t        size;
   9         sector_t        offset;
  10 };
  11
  12 typedef struct dev_info dev_info_t;
  13
  14 struct linear_private_data
  15 {
  16         dev_info_t              **hash_table;
  17         sector_t                hash_spacing;
  18         int                     preshift; /* shift before dividing by hash_spacing */
  19         dev_info_t              disks[0];
  20 };
  21
  22
  23 typedef struct linear_private_data linear_conf_t;
  24
  25 #define mddev_to_conf(mddev) ((linear_conf_t *) mddev->private)
  26
  27 #endif