scsi: use 64-bit LUNs

The SCSI standard defines 64-bit values for LUNs, and large arrays
employing large or hierarchical LUN numbers become more and more
common.

So update the linux SCSI stack to use 64-bit LUN numbers.

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/drivers/scsi/dpti.h b/drivers/scsi/dpti.h
index aeb046186c84..1fa345ab8ecb 100644
--- a/drivers/scsi/dpti.h
+++ b/drivers/scsi/dpti.h
@@ -184,7 +184,7 @@ struct adpt_device {
         u32     block_size;
         u8      scsi_channel;
         u8      scsi_id;
-        u8      scsi_lun;
+        u64     scsi_lun;
         u8      state;
         u16     tid;
         struct i2o_device* pI2o_dev;
@@ -231,7 +231,7 @@ typedef struct _adpt_hba {
         u32  sg_tablesize;      // Scatter/Gather List Size.       
         u8  top_scsi_channel;
         u8  top_scsi_id;
-        u8  top_scsi_lun;
+        u64  top_scsi_lun;
         u8  dma64;
 
         i2o_status_block* status_block;
@@ -300,7 +300,7 @@ static s32 adpt_send_nop(adpt_hba*pHba,u32 m);
 static void adpt_i2o_delete_hba(adpt_hba* pHba);
 static void adpt_inquiry(adpt_hba* pHba);
 static void adpt_fail_posted_scbs(adpt_hba* pHba);
-static struct adpt_device* adpt_find_device(adpt_hba* pHba, u32 chan, u32 id, u32 lun);
+static struct adpt_device* adpt_find_device(adpt_hba* pHba, u32 chan, u32 id, u64 lun);
 static int adpt_install_hba(struct scsi_host_template* sht, struct pci_dev* pDev) ;
 static int adpt_i2o_online_hba(adpt_hba* pHba);
 static void adpt_i2o_post_wait_complete(u32, int);