diff options
| author | Hannes Reinecke <hare@suse.de> | 2014-06-25 15:27:36 +0200 |
|---|---|---|
| committer | Christoph Hellwig <hch@lst.de> | 2014-07-17 22:07:37 +0200 |
| commit | 9cb78c16f5dadefd8dc5ba0ae5a2f26cd59419b3 (patch) | |
| tree | 576b86c3ec56dd7176285ec2d27f27ca55f77bc3 /drivers/scsi/aic7xxx/aic79xx.h | |
| parent | qla2xxx: Restrict max_lun to 16-bit for older HBAs (diff) | |
| download | linux-9cb78c16f5dadefd8dc5ba0ae5a2f26cd59419b3.tar.xz linux-9cb78c16f5dadefd8dc5ba0ae5a2f26cd59419b3.zip | |
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>
Diffstat (limited to 'drivers/scsi/aic7xxx/aic79xx.h')
| -rw-r--r-- | drivers/scsi/aic7xxx/aic79xx.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/scsi/aic7xxx/aic79xx.h b/drivers/scsi/aic7xxx/aic79xx.h index 113874c1284b..df2e0e5367d2 100644 --- a/drivers/scsi/aic7xxx/aic79xx.h +++ b/drivers/scsi/aic7xxx/aic79xx.h @@ -115,7 +115,7 @@ struct scb_platform_data; #endif #define AHD_BUILD_COL_IDX(target, lun) \ - (((lun) << 4) | target) + ((((u8)lun) << 4) | target) #define AHD_GET_SCB_COL_IDX(ahd, scb) \ ((SCB_GET_LUN(scb) << 4) | SCB_GET_TARGET(ahd, scb)) |