From 7a2deb32924142696b8174cdf9b38cd72a11fc96 Mon Sep 17 00:00:00 2001 From: Linus Torvalds Date: Mon, 4 Feb 2002 17:40:40 -0800 Subject: Import changeset --- include/linux/raid/raid0.h | 33 +++++++++++++++++++++++++++++++++ 1 file changed, 33 insertions(+) create mode 100644 include/linux/raid/raid0.h (limited to 'include/linux/raid/raid0.h') diff --git a/include/linux/raid/raid0.h b/include/linux/raid/raid0.h new file mode 100644 index 000000000000..0b93729576cd --- /dev/null +++ b/include/linux/raid/raid0.h @@ -0,0 +1,33 @@ +#ifndef _RAID0_H +#define _RAID0_H + +#include + +struct strip_zone +{ + unsigned long zone_offset; /* Zone offset in md_dev */ + unsigned long dev_offset; /* Zone offset in real dev */ + unsigned long size; /* Zone size */ + int nb_dev; /* # of devices attached to the zone */ + mdk_rdev_t *dev[MD_SB_DISKS]; /* Devices attached to the zone */ +}; + +struct raid0_hash +{ + struct strip_zone *zone0, *zone1; +}; + +struct raid0_private_data +{ + struct raid0_hash *hash_table; /* Dynamically allocated */ + struct strip_zone *strip_zone; /* This one too */ + int nr_strip_zones; + struct strip_zone *smallest; + int nr_zones; +}; + +typedef struct raid0_private_data raid0_conf_t; + +#define mddev_to_conf(mddev) ((raid0_conf_t *) mddev->private) + +#endif -- cgit v1.2.3