blob: eaf4f6ac55f6c19e02a41f13297a61f42846410d (
plain) (
blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
|
#ifndef _RAID0_H
#define _RAID0_H
#include <linux/raid/md.h>
struct strip_zone
{
sector_t zone_start; /* Zone offset in md_dev (in sectors) */
sector_t dev_start; /* Zone offset in real dev (in sectors) */
sector_t size; /* Zone size */
int nb_dev; /* # of devices attached to the zone */
mdk_rdev_t **dev; /* Devices attached to the zone */
};
struct raid0_private_data
{
struct strip_zone **hash_table; /* Table of indexes into strip_zone */
struct strip_zone *strip_zone;
mdk_rdev_t **devlist; /* lists of rdevs, pointed to by strip_zone->dev */
int nr_strip_zones;
sector_t hash_spacing;
int preshift; /* shift this before divide by hash_spacing */
};
typedef struct raid0_private_data raid0_conf_t;
#define mddev_to_conf(mddev) ((raid0_conf_t *) mddev->private)
#endif
|
