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/scsi_debug.c | |
| parent | 755f516bbb983915d6cbfb5aa592cc0a5a99fd00 (diff) | |
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/scsi_debug.c')
| -rw-r--r-- | drivers/scsi/scsi_debug.c | 15 |
1 files changed, 8 insertions, 7 deletions
diff --git a/drivers/scsi/scsi_debug.c b/drivers/scsi/scsi_debug.c index c4ad52c2ec69..6ed43fd19a22 100644 --- a/drivers/scsi/scsi_debug.c +++ b/drivers/scsi/scsi_debug.c @@ -228,9 +228,9 @@ struct sdebug_dev_info { unsigned char sense_buff[SDEBUG_SENSE_LEN]; /* weak nexus */ unsigned int channel; unsigned int target; - unsigned int lun; + u64 lun; struct sdebug_host_info *sdbg_host; - unsigned int wlun; + u64 wlun; char reset; char stopped; char used; @@ -2278,7 +2278,8 @@ static int resp_report_luns(struct scsi_cmnd * scp, struct sdebug_dev_info * devip) { unsigned int alloc_len; - int lun_cnt, i, upper, num, n, wlun, lun; + int lun_cnt, i, upper, num, n; + u64 wlun, lun; unsigned char *cmd = (unsigned char *)scp->cmnd; int select_report = (int)cmd[2]; struct scsi_lun *one_lun; @@ -2462,7 +2463,7 @@ static struct sdebug_dev_info * devInfoReg(struct scsi_device * sdev) static int scsi_debug_slave_alloc(struct scsi_device *sdp) { if (SCSI_DEBUG_OPT_NOISE & scsi_debug_opts) - printk(KERN_INFO "scsi_debug: slave_alloc <%u %u %u %u>\n", + printk(KERN_INFO "scsi_debug: slave_alloc <%u %u %u %llu>\n", sdp->host->host_no, sdp->channel, sdp->id, sdp->lun); queue_flag_set_unlocked(QUEUE_FLAG_BIDI, sdp->request_queue); return 0; @@ -2473,7 +2474,7 @@ static int scsi_debug_slave_configure(struct scsi_device *sdp) struct sdebug_dev_info *devip; if (SCSI_DEBUG_OPT_NOISE & scsi_debug_opts) - printk(KERN_INFO "scsi_debug: slave_configure <%u %u %u %u>\n", + printk(KERN_INFO "scsi_debug: slave_configure <%u %u %u %llu>\n", sdp->host->host_no, sdp->channel, sdp->id, sdp->lun); if (sdp->host->max_cmd_len != SCSI_DEBUG_MAX_CMD_LEN) sdp->host->max_cmd_len = SCSI_DEBUG_MAX_CMD_LEN; @@ -2496,7 +2497,7 @@ static void scsi_debug_slave_destroy(struct scsi_device *sdp) (struct sdebug_dev_info *)sdp->hostdata; if (SCSI_DEBUG_OPT_NOISE & scsi_debug_opts) - printk(KERN_INFO "scsi_debug: slave_destroy <%u %u %u %u>\n", + printk(KERN_INFO "scsi_debug: slave_destroy <%u %u %u %llu>\n", sdp->host->host_no, sdp->channel, sdp->id, sdp->lun); if (devip) { /* make this slot available for re-use */ @@ -2708,7 +2709,7 @@ static int schedule_resp(struct scsi_cmnd * cmnd, if (scsi_result) { struct scsi_device * sdp = cmnd->device; - printk(KERN_INFO "scsi_debug: <%u %u %u %u> " + printk(KERN_INFO "scsi_debug: <%u %u %u %llu> " "non-zero result=0x%x\n", sdp->host->host_no, sdp->channel, sdp->id, sdp->lun, scsi_result); } |