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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 423 | giacomo | 1 | #ifndef _RAID0_H |
| 2 | #define _RAID0_H |
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| 3 | |||
| 4 | #include <linux/raid/md.h> |
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| 5 | |||
| 6 | struct strip_zone |
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| 7 | { |
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| 8 | sector_t zone_offset; /* Zone offset in md_dev */ |
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| 9 | sector_t dev_offset; /* Zone offset in real dev */ |
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| 10 | sector_t size; /* Zone size */ |
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| 11 | int nb_dev; /* # of devices attached to the zone */ |
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| 12 | mdk_rdev_t **dev; /* Devices attached to the zone */ |
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| 13 | }; |
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| 14 | |||
| 15 | struct raid0_private_data |
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| 16 | { |
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| 17 | struct strip_zone **hash_table; /* Table of indexes into strip_zone */ |
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| 18 | struct strip_zone *strip_zone; |
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| 19 | mdk_rdev_t **devlist; /* lists of rdevs, pointed to by strip_zone->dev */ |
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| 20 | int nr_strip_zones; |
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| 21 | |||
| 22 | sector_t hash_spacing; |
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| 23 | int preshift; /* shift this before divide by hash_spacing */ |
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| 24 | }; |
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| 25 | |||
| 26 | typedef struct raid0_private_data raid0_conf_t; |
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| 27 | |||
| 28 | #define mddev_to_conf(mddev) ((raid0_conf_t *) mddev->private) |
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| 29 | |||
| 30 | #endif |