diff options
Diffstat (limited to 'drivers/md/linear.h')
| -rw-r--r-- | drivers/md/linear.h | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/drivers/md/linear.h b/drivers/md/linear.h new file mode 100644 index 00000000000..f38b9c586af --- /dev/null +++ b/drivers/md/linear.h @@ -0,0 +1,31 @@ +#ifndef _LINEAR_H +#define _LINEAR_H + +#include <linux/raid/md.h> + +struct dev_info { + mdk_rdev_t *rdev; + sector_t num_sectors; + sector_t start_sector; +}; + +typedef struct dev_info dev_info_t; + +struct linear_private_data +{ + struct linear_private_data *prev; /* earlier version */ + dev_info_t **hash_table; + sector_t spacing; + sector_t array_sectors; + int sector_shift; /* shift before dividing + * by spacing + */ + dev_info_t disks[0]; +}; + + +typedef struct linear_private_data linear_conf_t; + +#define mddev_to_conf(mddev) ((linear_conf_t *) mddev->private) + +#endif |