diff options
| -rw-r--r-- | block/ioctl.c | 2 | ||||
| -rw-r--r-- | fs/partitions/check.c | 15 | ||||
| -rw-r--r-- | fs/partitions/msdos.c | 2 | ||||
| -rw-r--r-- | fs/partitions/sgi.c | 2 | ||||
| -rw-r--r-- | fs/partitions/sun.c | 5 | ||||
| -rw-r--r-- | include/linux/genhd.h | 8 |
6 files changed, 26 insertions, 8 deletions
diff --git a/block/ioctl.c b/block/ioctl.c index f6962b6..e3f5eb9 100644 --- a/block/ioctl.c +++ b/block/ioctl.c @@ -61,7 +61,7 @@ static int blkpg_ioctl(struct block_device *bdev, struct blkpg_ioctl_arg __user } } /* all seems OK */ - add_partition(disk, part, start, length); + add_partition(disk, part, start, length, ADDPART_FLAG_NONE); mutex_unlock(&bdev->bd_mutex); return 0; case BLKPG_DEL_PARTITION: diff --git a/fs/partitions/check.c b/fs/partitions/check.c index 3d73d94..ac32a2e 100644 --- a/fs/partitions/check.c +++ b/fs/partitions/check.c @@ -365,7 +365,7 @@ void delete_partition(struct gendisk *disk, int part) kobject_put(&p->kobj); } -void add_partition(struct gendisk *disk, int part, sector_t start, sector_t len) +void add_partition(struct gendisk *disk, int part, sector_t start, sector_t len, int flags) { struct hd_struct *p; @@ -390,6 +390,15 @@ void add_partition(struct gendisk *disk, int part, sector_t start, sector_t len) if (!disk->part_uevent_suppress) kobject_uevent(&p->kobj, KOBJ_ADD); sysfs_create_link(&p->kobj, &block_subsys.kset.kobj, "subsystem"); + if (flags & ADDPART_FLAG_WHOLEDISK) { + static struct attribute addpartattr = { + .name = "whole_disk", + .mode = S_IRUSR | S_IRGRP | S_IROTH, + .owner = THIS_MODULE, + }; + + sysfs_create_file(&p->kobj, &addpartattr); + } partition_sysfs_add_subdir(p); disk->part[part-1] = p; } @@ -543,9 +552,9 @@ int rescan_partitions(struct gendisk *disk, struct block_device *bdev) printk(" %s: p%d exceeds device capacity\n", disk->disk_name, p); } - add_partition(disk, p, from, size); + add_partition(disk, p, from, size, state->parts[p].flags); #ifdef CONFIG_BLK_DEV_MD - if (state->parts[p].flags) + if (state->parts[p].flags & ADDPART_FLAG_RAID) md_autodetect_dev(bdev->bd_dev+p); #endif } diff --git a/fs/partitions/msdos.c b/fs/partitions/msdos.c index 8c7af17..d964d1f 100644 --- a/fs/partitions/msdos.c +++ b/fs/partitions/msdos.c @@ -155,7 +155,7 @@ parse_extended(struct parsed_partitions *state, struct block_device *bdev, put_partition(state, state->next, next, size); if (SYS_IND(p) == LINUX_RAID_PARTITION) - state->parts[state->next].flags = 1; + state->parts[state->next].flags = ADDPART_FLAG_RAID; loopct = 0; if (++state->next == state->limit) goto done; diff --git a/fs/partitions/sgi.c b/fs/partitions/sgi.c index 6fa4ff8..ed5ac83 100644 --- a/fs/partitions/sgi.c +++ b/fs/partitions/sgi.c @@ -72,7 +72,7 @@ int sgi_partition(struct parsed_partitions *state, struct block_device *bdev) if (blocks) { put_partition(state, slot, start, blocks); if (be32_to_cpu(p->type) == LINUX_RAID_PARTITION) - state->parts[slot].flags = 1; + state->parts[slot].flags = ADDPART_FLAG_RAID; } slot++; } diff --git a/fs/partitions/sun.c b/fs/partitions/sun.c index 0a5927c..123f8b4 100644 --- a/fs/partitions/sun.c +++ b/fs/partitions/sun.c @@ -80,8 +80,11 @@ int sun_partition(struct parsed_partitions *state, struct block_device *bdev) num_sectors = be32_to_cpu(p->num_sectors); if (num_sectors) { put_partition(state, slot, st_sector, num_sectors); + state->parts[slot].flags = 0; if (label->infos[i].id == LINUX_RAID_PARTITION) - state->parts[slot].flags = 1; + state->parts[slot].flags |= ADDPART_FLAG_RAID; + if (label->infos[i].id == SUN_WHOLE_DISK) + state->parts[slot].flags |= ADDPART_FLAG_WHOLEDISK; } slot++; } diff --git a/include/linux/genhd.h b/include/linux/genhd.h index 0a022b2..247734f 100644 --- a/include/linux/genhd.h +++ b/include/linux/genhd.h @@ -20,6 +20,8 @@ enum { LINUX_EXTENDED_PARTITION = 0x85, WIN98_EXTENDED_PARTITION = 0x0f, + SUN_WHOLE_DISK = DOS_EXTENDED_PARTITION, + LINUX_SWAP_PARTITION = 0x82, LINUX_RAID_PARTITION = 0xfd, /* autodetect RAID partition */ @@ -400,10 +402,14 @@ struct unixware_disklabel { #ifdef __KERNEL__ +#define ADDPART_FLAG_NONE 0 +#define ADDPART_FLAG_RAID 1 +#define ADDPART_FLAG_WHOLEDISK 2 + char *disk_name (struct gendisk *hd, int part, char *buf); extern int rescan_partitions(struct gendisk *disk, struct block_device *bdev); -extern void add_partition(struct gendisk *, int, sector_t, sector_t); +extern void add_partition(struct gendisk *, int, sector_t, sector_t, int); extern void delete_partition(struct gendisk *, int); extern struct gendisk *alloc_disk_node(int minors, int node_id); |