scsi: use 64-bit value for 'max_luns'

Now that we're using 64-bit LUNs internally we need to increase
the size of max_luns to 64 bits, too.

Signed-off-by: Hannes Reinecke <hare@suse.de>
Reviewed-by: Christoph Hellwig <hch@infradead.org>
Reviewed-by: Ewan Milne <emilne@redhat.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>

1 files changed, 3 insertions, 3 deletions

diff --git a/include/scsi/scsi_host.h b/include/scsi/scsi_host.h
index db7d8bd2f86f..abb695882fed 100644
--- a/include/scsi/scsi_host.h
+++ b/include/scsi/scsi_host.h
@@ -623,11 +623,11 @@ struct Scsi_Host {
          * These three parameters can be used to allow for wide scsi,
          * and for host adapters that support multiple busses
          * The first two should be set to 1 more than the actual max id
-         * or lun (i.e. 8 for normal systems).
+         * or lun (e.g. 8 for SCSI parallel systems).
          */
-        unsigned int max_id;
-        unsigned int max_lun;
         unsigned int max_channel;
+        unsigned int max_id;
+        u64 max_lun;
 
         /*
          * This is a unique identifier that must be assigned so that we