diff options
Diffstat (limited to 'include/linux/fs.h')
| -rw-r--r-- | include/linux/fs.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/include/linux/fs.h b/include/linux/fs.h index fd3c87c86d6f..7d9154665d9b 100644 --- a/include/linux/fs.h +++ b/include/linux/fs.h @@ -353,6 +353,13 @@ struct block_device { int bd_invalidated; struct gendisk * bd_disk; struct list_head bd_list; + /* + * Private data. You must have bd_claim'ed the block_device + * to use this. NOTE: bd_claim allows an owner to claim + * the same device multiple times, the owner must take special + * care to not mess up bd_private for that case. + */ + unsigned long bd_private; }; /* |