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>
This commit is contained in:
Hannes Reinecke
2014-06-25 15:27:36 +02:00
committed by Christoph Hellwig
parent 755f516bbb
commit 9cb78c16f5
86 changed files with 438 additions and 429 deletions

View File

@@ -167,7 +167,8 @@ struct scsi_cmnd *queue_remove_exclude(Queue_t *queue, unsigned long *exclude)
spin_lock_irqsave(&queue->queue_lock, flags);
list_for_each(l, &queue->head) {
QE_t *q = list_entry(l, QE_t, list);
if (!test_bit(q->SCpnt->device->id * 8 + q->SCpnt->device->lun, exclude)) {
if (!test_bit(q->SCpnt->device->id * 8 +
(u8)(q->SCpnt->device->lun & 0x7), exclude)) {
SCpnt = __queue_remove(queue, l);
break;
}