| 1 | #ifndef _LINEAR_H |
| 2 | #define _LINEAR_H |
| 3 | |
| 4 | struct dev_info { |
| 5 | mdk_rdev_t *rdev; |
| 6 | sector_t num_sectors; |
| 7 | sector_t start_sector; |
| 8 | }; |
| 9 | |
| 10 | typedef struct dev_info dev_info_t; |
| 11 | |
| 12 | struct linear_private_data |
| 13 | { |
| 14 | struct linear_private_data *prev; /* earlier version */ |
| 15 | dev_info_t **hash_table; |
| 16 | sector_t spacing; |
| 17 | sector_t array_sectors; |
| 18 | int sector_shift; /* shift before dividing |
| 19 | * by spacing |
| 20 | */ |
| 21 | dev_info_t disks[0]; |
| 22 | }; |
| 23 | |
| 24 | |
| 25 | typedef struct linear_private_data linear_conf_t; |
| 26 | |
| 27 | #define mddev_to_conf(mddev) ((linear_conf_t *) mddev->private) |
| 28 | |
| 29 | #endif |