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| 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/qla2xxx/qla_iocb.c | |
| parent | qla2xxx: Restrict max_lun to 16-bit for older HBAs (diff) | |
| download | linux-dev-9cb78c16f5dadefd8dc5ba0ae5a2f26cd59419b3.tar.xz linux-dev-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/qla2xxx/qla_iocb.c')
| -rw-r--r-- | drivers/scsi/qla2xxx/qla_iocb.c | 11 |
1 files changed, 5 insertions, 6 deletions
diff --git a/drivers/scsi/qla2xxx/qla_iocb.c b/drivers/scsi/qla2xxx/qla_iocb.c index 760931529592..150529d98db4 100644 --- a/drivers/scsi/qla2xxx/qla_iocb.c +++ b/drivers/scsi/qla2xxx/qla_iocb.c @@ -520,7 +520,7 @@ qla2x00_start_iocbs(struct scsi_qla_host *vha, struct req_que *req) static int __qla2x00_marker(struct scsi_qla_host *vha, struct req_que *req, struct rsp_que *rsp, uint16_t loop_id, - uint16_t lun, uint8_t type) + uint64_t lun, uint8_t type) { mrk_entry_t *mrk; struct mrk_entry_24xx *mrk24 = NULL; @@ -543,14 +543,13 @@ __qla2x00_marker(struct scsi_qla_host *vha, struct req_que *req, if (IS_FWI2_CAPABLE(ha)) { mrk24 = (struct mrk_entry_24xx *) mrk; mrk24->nport_handle = cpu_to_le16(loop_id); - mrk24->lun[1] = LSB(lun); - mrk24->lun[2] = MSB(lun); + int_to_scsilun(lun, (struct scsi_lun *)&mrk24->lun); host_to_fcp_swap(mrk24->lun, sizeof(mrk24->lun)); mrk24->vp_index = vha->vp_idx; mrk24->handle = MAKE_HANDLE(req->id, mrk24->handle); } else { SET_TARGET_ID(ha, mrk->target, loop_id); - mrk->lun = cpu_to_le16(lun); + mrk->lun = cpu_to_le16((uint16_t)lun); } } wmb(); @@ -562,7 +561,7 @@ __qla2x00_marker(struct scsi_qla_host *vha, struct req_que *req, int qla2x00_marker(struct scsi_qla_host *vha, struct req_que *req, - struct rsp_que *rsp, uint16_t loop_id, uint16_t lun, + struct rsp_que *rsp, uint16_t loop_id, uint64_t lun, uint8_t type) { int ret; @@ -2047,7 +2046,7 @@ static void qla24xx_tm_iocb(srb_t *sp, struct tsk_mgmt_entry *tsk) { uint32_t flags; - unsigned int lun; + uint64_t lun; struct fc_port *fcport = sp->fcport; scsi_qla_host_t *vha = fcport->vha; struct qla_hw_data *ha = vha->hw; |