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| author | Christoph Hellwig <hch@lst.de> | 2009-03-31 07:27:03 +0400 |
|---|---|---|
| committer | NeilBrown <neilb@suse.de> | 2009-03-31 07:27:03 +0400 |
| commit | ef740c372dfd80e706dbf955d4e4aedda6c0c148 (patch) | |
| tree | 8d9ef9db346ee1ba319a125c9de83cdde049510d /drivers/md/raid0.h | |
| parent | 2a40a8aed083d988df6822bb9b1b08fb7ce21e1d (diff) | |
| download | linux-ef740c372dfd80e706dbf955d4e4aedda6c0c148.tar.xz | |
md: move headers out of include/linux/raid/
Move the headers with the local structures for the disciplines and
bitmap.h into drivers/md/ so that they are more easily grepable for
hacking and not far away. md.h is left where it is for now as there
are some uses from the outside.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: NeilBrown <neilb@suse.de>
Diffstat (limited to 'drivers/md/raid0.h')
| -rw-r--r-- | drivers/md/raid0.h | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/drivers/md/raid0.h b/drivers/md/raid0.h new file mode 100644 index 000000000000..fd42aa87c391 --- /dev/null +++ b/drivers/md/raid0.h @@ -0,0 +1,30 @@ +#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 sectors; /* Zone size in sectors */ + 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 spacing; + int sector_shift; /* shift this before divide by spacing */ +}; + +typedef struct raid0_private_data raid0_conf_t; + +#define mddev_to_conf(mddev) ((raid0_conf_t *) mddev->private) + +#endif |