diff options
Diffstat (limited to 'include/linux/genhd.h')
| -rw-r--r-- | include/linux/genhd.h | 17 |
1 files changed, 8 insertions, 9 deletions
diff --git a/include/linux/genhd.h b/include/linux/genhd.h index e0341af6950e..a999d281a2f1 100644 --- a/include/linux/genhd.h +++ b/include/linux/genhd.h @@ -146,15 +146,6 @@ enum { DISK_EVENT_EJECT_REQUEST = 1 << 1, /* eject requested */ }; -#define BLK_SCSI_MAX_CMDS (256) -#define BLK_SCSI_CMD_PER_LONG (BLK_SCSI_MAX_CMDS / (sizeof(long) * 8)) - -struct blk_scsi_cmd_filter { - unsigned long read_ok[BLK_SCSI_CMD_PER_LONG]; - unsigned long write_ok[BLK_SCSI_CMD_PER_LONG]; - struct kobject kobj; -}; - struct disk_part_tbl { struct rcu_head rcu_head; int len; @@ -176,6 +167,13 @@ struct blk_integrity { }; #endif /* CONFIG_BLK_DEV_INTEGRITY */ +struct disk_devt { + atomic_t count; + void (*release)(struct disk_devt *disk_devt); +}; + +void put_disk_devt(struct disk_devt *disk_devt); +void get_disk_devt(struct disk_devt *disk_devt); struct gendisk { /* major, first_minor and minors are input parameters only, @@ -185,6 +183,7 @@ struct gendisk { int first_minor; int minors; /* maximum number of minors, =1 for * disks that can't be partitioned. */ + struct disk_devt *disk_devt; char disk_name[DISK_NAME_LEN]; /* name of major driver */ char *(*devnode)(struct gendisk *gd, umode_t *mode); |