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authorHannes Reinecke <hare@suse.de>2014-06-25 15:27:36 +0200
committerChristoph Hellwig <hch@lst.de>2014-07-17 22:07:37 +0200
commit9cb78c16f5dadefd8dc5ba0ae5a2f26cd59419b3 (patch)
tree576b86c3ec56dd7176285ec2d27f27ca55f77bc3 /drivers/message
parent755f516bbb983915d6cbfb5aa592cc0a5a99fd00 (diff)
downloadlinux-9cb78c16f5dadefd8dc5ba0ae5a2f26cd59419b3.tar.bz2
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/message')
-rw-r--r--drivers/message/fusion/mptbase.h2
-rw-r--r--drivers/message/fusion/mptfc.c6
-rw-r--r--drivers/message/fusion/mptscsih.c14
-rw-r--r--drivers/message/fusion/mptscsih.h4
-rw-r--r--drivers/message/i2o/i2o_scsi.c11
5 files changed, 18 insertions, 19 deletions
diff --git a/drivers/message/fusion/mptbase.h b/drivers/message/fusion/mptbase.h
index 76c05bc24cb7..f37ea6fdc6ae 100644
--- a/drivers/message/fusion/mptbase.h
+++ b/drivers/message/fusion/mptbase.h
@@ -405,7 +405,7 @@ typedef struct _VirtTarget {
typedef struct _VirtDevice {
VirtTarget *vtarget;
u8 configured_lun;
- int lun;
+ u64 lun;
} VirtDevice;
/*
diff --git a/drivers/message/fusion/mptfc.c b/drivers/message/fusion/mptfc.c
index 02a3eefd6931..bf2a2cef562b 100644
--- a/drivers/message/fusion/mptfc.c
+++ b/drivers/message/fusion/mptfc.c
@@ -204,7 +204,7 @@ mptfc_block_error_handler(struct scsi_cmnd *SCpnt,
|| (loops > 0 && ioc->active == 0)) {
spin_unlock_irqrestore(shost->host_lock, flags);
dfcprintk (ioc, printk(MYIOC_s_DEBUG_FMT
- "mptfc_block_error_handler.%d: %d:%d, port status is "
+ "mptfc_block_error_handler.%d: %d:%llu, port status is "
"%x, active flag %d, deferring %s recovery.\n",
ioc->name, ioc->sh->host_no,
SCpnt->device->id, SCpnt->device->lun,
@@ -218,7 +218,7 @@ mptfc_block_error_handler(struct scsi_cmnd *SCpnt,
if (ready == DID_NO_CONNECT || !SCpnt->device->hostdata
|| ioc->active == 0) {
dfcprintk (ioc, printk(MYIOC_s_DEBUG_FMT
- "%s.%d: %d:%d, failing recovery, "
+ "%s.%d: %d:%llu, failing recovery, "
"port state %x, active %d, vdevice %p.\n", caller,
ioc->name, ioc->sh->host_no,
SCpnt->device->id, SCpnt->device->lun, ready,
@@ -226,7 +226,7 @@ mptfc_block_error_handler(struct scsi_cmnd *SCpnt,
return FAILED;
}
dfcprintk (ioc, printk(MYIOC_s_DEBUG_FMT
- "%s.%d: %d:%d, executing recovery.\n", caller,
+ "%s.%d: %d:%llu, executing recovery.\n", caller,
ioc->name, ioc->sh->host_no,
SCpnt->device->id, SCpnt->device->lun));
return (*func)(SCpnt);
diff --git a/drivers/message/fusion/mptscsih.c b/drivers/message/fusion/mptscsih.c
index 2a1c6f21af27..39e566803089 100644
--- a/drivers/message/fusion/mptscsih.c
+++ b/drivers/message/fusion/mptscsih.c
@@ -95,7 +95,7 @@ static void mptscsih_freeChainBuffers(MPT_ADAPTER *ioc, int req_idx);
static void mptscsih_copy_sense_data(struct scsi_cmnd *sc, MPT_SCSI_HOST *hd, MPT_FRAME_HDR *mf, SCSIIOReply_t *pScsiReply);
int mptscsih_IssueTaskMgmt(MPT_SCSI_HOST *hd, u8 type, u8 channel, u8 id,
- int lun, int ctx2abort, ulong timeout);
+ u64 lun, int ctx2abort, ulong timeout);
int mptscsih_ioc_reset(MPT_ADAPTER *ioc, int post_reset);
int mptscsih_event_process(MPT_ADAPTER *ioc, EventNotificationReply_t *pEvReply);
@@ -536,7 +536,7 @@ mptscsih_info_scsiio(MPT_ADAPTER *ioc, struct scsi_cmnd *sc, SCSIIOReply_t * pSc
}
scsi_print_command(sc);
- printk(MYIOC_s_DEBUG_FMT "\tfw_channel = %d, fw_id = %d, lun = %d\n",
+ printk(MYIOC_s_DEBUG_FMT "\tfw_channel = %d, fw_id = %d, lun = %llu\n",
ioc->name, pScsiReply->Bus, pScsiReply->TargetID, sc->device->lun);
printk(MYIOC_s_DEBUG_FMT "\trequest_len = %d, underflow = %d, "
"resid = %d\n", ioc->name, scsi_bufflen(sc), sc->underflow,
@@ -692,7 +692,7 @@ mptscsih_io_done(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf, MPT_FRAME_HDR *mr)
*/
if (scsi_state & MPI_SCSI_STATE_RESPONSE_INFO_VALID &&
pScsiReply->ResponseInfo) {
- printk(MYIOC_s_NOTE_FMT "[%d:%d:%d:%d] "
+ printk(MYIOC_s_NOTE_FMT "[%d:%d:%d:%llu] "
"FCP_ResponseInfo=%08xh\n", ioc->name,
sc->device->host->host_no, sc->device->channel,
sc->device->id, sc->device->lun,
@@ -1155,7 +1155,7 @@ mptscsih_report_queue_full(struct scsi_cmnd *sc, SCSIIOReply_t *pScsiReply, SCSI
return;
ioc = hd->ioc;
if (time - hd->last_queue_full > 10 * HZ) {
- dprintk(ioc, printk(MYIOC_s_WARN_FMT "Device (%d:%d:%d) reported QUEUE_FULL!\n",
+ dprintk(ioc, printk(MYIOC_s_WARN_FMT "Device (%d:%d:%llu) reported QUEUE_FULL!\n",
ioc->name, 0, sc->device->id, sc->device->lun));
hd->last_queue_full = time;
}
@@ -1518,7 +1518,7 @@ mptscsih_freeChainBuffers(MPT_ADAPTER *ioc, int req_idx)
*
**/
int
-mptscsih_IssueTaskMgmt(MPT_SCSI_HOST *hd, u8 type, u8 channel, u8 id, int lun,
+mptscsih_IssueTaskMgmt(MPT_SCSI_HOST *hd, u8 type, u8 channel, u8 id, u64 lun,
int ctx2abort, ulong timeout)
{
MPT_FRAME_HDR *mf;
@@ -2380,7 +2380,7 @@ mptscsih_slave_configure(struct scsi_device *sdev)
vdevice = sdev->hostdata;
dsprintk(ioc, printk(MYIOC_s_DEBUG_FMT
- "device @ %p, channel=%d, id=%d, lun=%d\n",
+ "device @ %p, channel=%d, id=%d, lun=%llu\n",
ioc->name, sdev, sdev->channel, sdev->id, sdev->lun));
if (ioc->bus_type == SPI)
dsprintk(ioc, printk(MYIOC_s_DEBUG_FMT
@@ -2971,7 +2971,7 @@ mptscsih_do_cmd(MPT_SCSI_HOST *hd, INTERNAL_CMD *io)
+ (my_idx * MPT_SENSE_BUFFER_ALLOC));
devtprintk(ioc, printk(MYIOC_s_DEBUG_FMT
- "%s: Sending Command 0x%02x for fw_channel=%d fw_id=%d lun=%d\n",
+ "%s: Sending Command 0x%02x for fw_channel=%d fw_id=%d lun=%llu\n",
ioc->name, __func__, cmd, io->channel, io->id, io->lun));
if (dir == MPI_SCSIIO_CONTROL_READ)
diff --git a/drivers/message/fusion/mptscsih.h b/drivers/message/fusion/mptscsih.h
index 99e3390807f3..e1b1a198a62a 100644
--- a/drivers/message/fusion/mptscsih.h
+++ b/drivers/message/fusion/mptscsih.h
@@ -98,7 +98,7 @@ typedef struct _internal_cmd {
u8 cmd; /* SCSI Op Code */
u8 channel; /* bus number */
u8 id; /* SCSI ID (virtual) */
- int lun;
+ u64 lun;
u8 flags; /* Bit Field - See above */
u8 physDiskNum; /* Phys disk number, -1 else */
u8 rsvd2;
@@ -115,7 +115,7 @@ extern int mptscsih_show_info(struct seq_file *, struct Scsi_Host *);
extern const char * mptscsih_info(struct Scsi_Host *SChost);
extern int mptscsih_qcmd(struct scsi_cmnd *SCpnt);
extern int mptscsih_IssueTaskMgmt(MPT_SCSI_HOST *hd, u8 type, u8 channel,
- u8 id, int lun, int ctx2abort, ulong timeout);
+ u8 id, u64 lun, int ctx2abort, ulong timeout);
extern void mptscsih_slave_destroy(struct scsi_device *device);
extern int mptscsih_slave_configure(struct scsi_device *device);
extern int mptscsih_abort(struct scsi_cmnd * SCpnt);
diff --git a/drivers/message/i2o/i2o_scsi.c b/drivers/message/i2o/i2o_scsi.c
index 1d31d7284cbd..e7de92c67cf6 100644
--- a/drivers/message/i2o/i2o_scsi.c
+++ b/drivers/message/i2o/i2o_scsi.c
@@ -78,7 +78,7 @@ static unsigned int i2o_scsi_max_lun = 255;
struct i2o_scsi_host {
struct Scsi_Host *scsi_host; /* pointer to the SCSI host */
struct i2o_controller *iop; /* pointer to the I2O controller */
- unsigned int lun; /* lun's used for block devices */
+ u64 lun; /* lun's used for block devices */
struct i2o_device *channel[0]; /* channel->i2o_dev mapping table */
};
@@ -287,9 +287,8 @@ static int i2o_scsi_probe(struct device *dev)
}
if (le64_to_cpu(lun) >= scsi_host->max_lun) {
- osm_warn("SCSI device lun (%lu) >= max_lun of I2O host (%d)",
- (long unsigned int)le64_to_cpu(lun),
- scsi_host->max_lun);
+ osm_warn("SCSI device lun (%llu) >= max_lun of I2O host (%d)",
+ le64_to_cpu(lun), scsi_host->max_lun);
return -EFAULT;
}
@@ -308,9 +307,9 @@ static int i2o_scsi_probe(struct device *dev)
if (rc)
goto err;
- osm_info("device added (TID: %03x) channel: %d, id: %d, lun: %ld\n",
+ osm_info("device added (TID: %03x) channel: %d, id: %d, lun: %llu\n",
i2o_dev->lct_data.tid, channel, le32_to_cpu(id),
- (long unsigned int)le64_to_cpu(lun));
+ le64_to_cpu(lun));
return 0;