scsi: use host wide tags by default
This patch changes the !blk-mq path to the same defaults as the blk-mq
I/O path by always enabling block tagging, and always using host wide
tags. We've had blk-mq available for a few releases so bugs with
this mode should have been ironed out, and this ensures we get better
coverage of over tagging setup over different configs.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Acked-by: Jens Axboe <axboe@kernel.dk>
Reviewed-by: Hannes Reinecke <hare@suse.de>
Signed-off-by: James Bottomley <JBottomley@Odin.com>
diff --git a/drivers/ata/libata-scsi.c b/drivers/ata/libata-scsi.c
index 0d7f0da..ade3886 100644
--- a/drivers/ata/libata-scsi.c
+++ b/drivers/ata/libata-scsi.c
@@ -3689,9 +3689,6 @@
*/
shost->max_host_blocked = 1;
- if (scsi_init_shared_tag_map(shost, host->n_tags))
- goto err_add;
-
rc = scsi_add_host_with_dma(ap->scsi_host,
&ap->tdev, ap->host->dev);
if (rc)
diff --git a/drivers/infiniband/ulp/srp/ib_srp.c b/drivers/infiniband/ulp/srp/ib_srp.c
index b481490..96014dc 100644
--- a/drivers/infiniband/ulp/srp/ib_srp.c
+++ b/drivers/infiniband/ulp/srp/ib_srp.c
@@ -2750,7 +2750,6 @@
.cmd_per_lun = SRP_DEFAULT_CMD_SQ_SIZE,
.use_clustering = ENABLE_CLUSTERING,
.shost_attrs = srp_host_attrs,
- .use_blk_tags = 1,
.track_queue_depth = 1,
};
@@ -3181,10 +3180,6 @@
if (ret)
goto out;
- ret = scsi_init_shared_tag_map(target_host, target_host->can_queue);
- if (ret)
- goto out;
-
target->req_ring_size = target->queue_size - SRP_TSK_MGMT_SQ_SIZE;
if (!srp_conn_unique(target->srp_host, target)) {
diff --git a/drivers/message/fusion/mptsas.c b/drivers/message/fusion/mptsas.c
index 005a88b..7ebccfa 100644
--- a/drivers/message/fusion/mptsas.c
+++ b/drivers/message/fusion/mptsas.c
@@ -1994,7 +1994,6 @@
.cmd_per_lun = 7,
.use_clustering = ENABLE_CLUSTERING,
.shost_attrs = mptscsih_host_attrs,
- .use_blk_tags = 1,
};
static int mptsas_get_linkerrors(struct sas_phy *phy)
diff --git a/drivers/scsi/53c700.c b/drivers/scsi/53c700.c
index a209c34..d4c2856 100644
--- a/drivers/scsi/53c700.c
+++ b/drivers/scsi/53c700.c
@@ -325,7 +325,6 @@
tpnt->slave_destroy = NCR_700_slave_destroy;
tpnt->slave_alloc = NCR_700_slave_alloc;
tpnt->change_queue_depth = NCR_700_change_queue_depth;
- tpnt->use_blk_tags = 1;
if(tpnt->name == NULL)
tpnt->name = "53c700";
@@ -1107,7 +1106,9 @@
BUG();
}
if(hostdata->msgin[1] == A_SIMPLE_TAG_MSG) {
- struct scsi_cmnd *SCp = scsi_find_tag(SDp, hostdata->msgin[2]);
+ struct scsi_cmnd *SCp;
+
+ SCp = scsi_host_find_tag(SDp->host, hostdata->msgin[2]);
if(unlikely(SCp == NULL)) {
printk(KERN_ERR "scsi%d: (%d:%d) no saved request for tag %d\n",
host->host_no, reselection_id, lun, hostdata->msgin[2]);
@@ -1119,7 +1120,9 @@
"reselection is tag %d, slot %p(%d)\n",
hostdata->msgin[2], slot, slot->tag);
} else {
- struct scsi_cmnd *SCp = scsi_find_tag(SDp, SCSI_NO_TAG);
+ struct scsi_cmnd *SCp;
+
+ SCp = scsi_host_find_tag(SDp->host, SCSI_NO_TAG);
if(unlikely(SCp == NULL)) {
sdev_printk(KERN_ERR, SDp,
"no saved request for untagged cmd\n");
@@ -1823,7 +1826,7 @@
slot->tag, slot);
} else {
slot->tag = SCSI_NO_TAG;
- /* must populate current_cmnd for scsi_find_tag to work */
+ /* must populate current_cmnd for scsi_host_find_tag to work */
SCp->device->current_cmnd = SCp;
}
/* sanity check: some of the commands generated by the mid-layer
diff --git a/drivers/scsi/advansys.c b/drivers/scsi/advansys.c
index 4305178..519f9a4 100644
--- a/drivers/scsi/advansys.c
+++ b/drivers/scsi/advansys.c
@@ -10819,7 +10819,6 @@
* by enabling clustering, I/O throughput increases as well.
*/
.use_clustering = ENABLE_CLUSTERING,
- .use_blk_tags = 1,
};
static int advansys_wide_init_chip(struct Scsi_Host *shost)
@@ -11211,11 +11210,6 @@
/* Set maximum number of queues the adapter can handle. */
shost->can_queue = adv_dvc_varp->max_host_qng;
}
- ret = scsi_init_shared_tag_map(shost, shost->can_queue);
- if (ret) {
- shost_printk(KERN_ERR, shost, "init tag map failed\n");
- goto err_free_dma;
- }
/*
* Set the maximum number of scatter-gather elements the
diff --git a/drivers/scsi/aic7xxx/aic79xx_osm.c b/drivers/scsi/aic7xxx/aic79xx_osm.c
index ce96a0b..2588b8f 100644
--- a/drivers/scsi/aic7xxx/aic79xx_osm.c
+++ b/drivers/scsi/aic7xxx/aic79xx_osm.c
@@ -925,7 +925,6 @@
.slave_configure = ahd_linux_slave_configure,
.target_alloc = ahd_linux_target_alloc,
.target_destroy = ahd_linux_target_destroy,
- .use_blk_tags = 1,
};
/******************************** Bus DMA *************************************/
diff --git a/drivers/scsi/aic7xxx/aic7xxx_osm.c b/drivers/scsi/aic7xxx/aic7xxx_osm.c
index a2f2c77..b846a46 100644
--- a/drivers/scsi/aic7xxx/aic7xxx_osm.c
+++ b/drivers/scsi/aic7xxx/aic7xxx_osm.c
@@ -812,7 +812,6 @@
.slave_configure = ahc_linux_slave_configure,
.target_alloc = ahc_linux_target_alloc,
.target_destroy = ahc_linux_target_destroy,
- .use_blk_tags = 1,
};
/**************************** Tasklet Handler *********************************/
diff --git a/drivers/scsi/aic94xx/aic94xx_init.c b/drivers/scsi/aic94xx/aic94xx_init.c
index f6c336b..cd094bf 100644
--- a/drivers/scsi/aic94xx/aic94xx_init.c
+++ b/drivers/scsi/aic94xx/aic94xx_init.c
@@ -73,7 +73,6 @@
.eh_bus_reset_handler = sas_eh_bus_reset_handler,
.target_destroy = sas_target_destroy,
.ioctl = sas_ioctl,
- .use_blk_tags = 1,
.track_queue_depth = 1,
};
diff --git a/drivers/scsi/bfa/bfad_im.c b/drivers/scsi/bfa/bfad_im.c
index 8367c11..299c6f8 100644
--- a/drivers/scsi/bfa/bfad_im.c
+++ b/drivers/scsi/bfa/bfad_im.c
@@ -800,7 +800,6 @@
.shost_attrs = bfad_im_host_attrs,
.max_sectors = BFAD_MAX_SECTORS,
.vendor_id = BFA_PCI_VENDOR_ID_BROCADE,
- .use_blk_tags = 1,
};
struct scsi_host_template bfad_im_vport_template = {
@@ -822,7 +821,6 @@
.use_clustering = ENABLE_CLUSTERING,
.shost_attrs = bfad_im_vport_attrs,
.max_sectors = BFAD_MAX_SECTORS,
- .use_blk_tags = 1,
};
bfa_status_t
diff --git a/drivers/scsi/bnx2fc/bnx2fc_fcoe.c b/drivers/scsi/bnx2fc/bnx2fc_fcoe.c
index 29a1c03..0857d80 100644
--- a/drivers/scsi/bnx2fc/bnx2fc_fcoe.c
+++ b/drivers/scsi/bnx2fc/bnx2fc_fcoe.c
@@ -2867,7 +2867,6 @@
.use_clustering = ENABLE_CLUSTERING,
.sg_tablesize = BNX2FC_MAX_BDS_PER_CMD,
.max_sectors = 1024,
- .use_blk_tags = 1,
.track_queue_depth = 1,
};
diff --git a/drivers/scsi/csiostor/csio_scsi.c b/drivers/scsi/csiostor/csio_scsi.c
index 2c4562d..c2a6f9f 100644
--- a/drivers/scsi/csiostor/csio_scsi.c
+++ b/drivers/scsi/csiostor/csio_scsi.c
@@ -2283,7 +2283,6 @@
.use_clustering = ENABLE_CLUSTERING,
.shost_attrs = csio_fcoe_lport_attrs,
.max_sectors = CSIO_MAX_SECTOR_SIZE,
- .use_blk_tags = 1,
};
struct scsi_host_template csio_fcoe_shost_vport_template = {
@@ -2303,7 +2302,6 @@
.use_clustering = ENABLE_CLUSTERING,
.shost_attrs = csio_fcoe_vport_attrs,
.max_sectors = CSIO_MAX_SECTOR_SIZE,
- .use_blk_tags = 1,
};
/*
diff --git a/drivers/scsi/esas2r/esas2r_main.c b/drivers/scsi/esas2r/esas2r_main.c
index 31f8966..33581ba 100644
--- a/drivers/scsi/esas2r/esas2r_main.c
+++ b/drivers/scsi/esas2r/esas2r_main.c
@@ -256,7 +256,6 @@
.proc_name = ESAS2R_DRVR_NAME,
.change_queue_depth = scsi_change_queue_depth,
.max_sectors = 0xFFFF,
- .use_blk_tags = 1,
};
int sgl_page_size = 512;
diff --git a/drivers/scsi/esp_scsi.c b/drivers/scsi/esp_scsi.c
index 065b25d..71cb05b 100644
--- a/drivers/scsi/esp_scsi.c
+++ b/drivers/scsi/esp_scsi.c
@@ -2694,7 +2694,6 @@
.use_clustering = ENABLE_CLUSTERING,
.max_sectors = 0xffff,
.skip_settle_delay = 1,
- .use_blk_tags = 1,
};
EXPORT_SYMBOL(scsi_esp_template);
diff --git a/drivers/scsi/fcoe/fcoe.c b/drivers/scsi/fcoe/fcoe.c
index d187ba9..f442406 100644
--- a/drivers/scsi/fcoe/fcoe.c
+++ b/drivers/scsi/fcoe/fcoe.c
@@ -287,7 +287,6 @@
.use_clustering = ENABLE_CLUSTERING,
.sg_tablesize = SG_ALL,
.max_sectors = 0xffff,
- .use_blk_tags = 1,
.track_queue_depth = 1,
};
diff --git a/drivers/scsi/fnic/fnic_main.c b/drivers/scsi/fnic/fnic_main.c
index 8a0d4d7..58ce902 100644
--- a/drivers/scsi/fnic/fnic_main.c
+++ b/drivers/scsi/fnic/fnic_main.c
@@ -118,7 +118,6 @@
.sg_tablesize = FNIC_MAX_SG_DESC_CNT,
.max_sectors = 0xffff,
.shost_attrs = fnic_attrs,
- .use_blk_tags = 1,
.track_queue_depth = 1,
};
@@ -697,13 +696,6 @@
}
fnic->fnic_max_tag_id = host->can_queue;
- err = scsi_init_shared_tag_map(host, fnic->fnic_max_tag_id);
- if (err) {
- shost_printk(KERN_ERR, fnic->lport->host,
- "Unable to alloc shared tag map\n");
- goto err_out_dev_close;
- }
-
host->max_lun = fnic->config.luns_per_tgt;
host->max_id = FNIC_MAX_FCP_TARGET;
host->max_cmd_len = FCOE_MAX_CMD_LEN;
diff --git a/drivers/scsi/hosts.c b/drivers/scsi/hosts.c
index 8bb173e..323982f 100644
--- a/drivers/scsi/hosts.c
+++ b/drivers/scsi/hosts.c
@@ -217,6 +217,13 @@
error = scsi_mq_setup_tags(shost);
if (error)
goto fail;
+ } else {
+ shost->bqt = blk_init_tags(shost->can_queue,
+ shost->hostt->tag_alloc_policy);
+ if (!shost->bqt) {
+ error = -ENOMEM;
+ goto fail;
+ }
}
/*
diff --git a/drivers/scsi/hpsa.c b/drivers/scsi/hpsa.c
index 40669f8..7506b65 100644
--- a/drivers/scsi/hpsa.c
+++ b/drivers/scsi/hpsa.c
@@ -4983,7 +4983,6 @@
static int hpsa_scsi_host_alloc(struct ctlr_info *h)
{
struct Scsi_Host *sh;
- int error;
sh = scsi_host_alloc(&hpsa_driver_template, sizeof(h));
if (sh == NULL) {
@@ -5004,14 +5003,7 @@
sh->hostdata[0] = (unsigned long) h;
sh->irq = h->intr[h->intr_mode];
sh->unique_id = sh->irq;
- error = scsi_init_shared_tag_map(sh, sh->can_queue);
- if (error) {
- dev_err(&h->pdev->dev,
- "%s: scsi_init_shared_tag_map failed for controller %d\n",
- __func__, h->ctlr);
- scsi_host_put(sh);
- return error;
- }
+
h->scsi_host = sh;
return 0;
}
diff --git a/drivers/scsi/ibmvscsi/ibmvfc.c b/drivers/scsi/ibmvscsi/ibmvfc.c
index 057d277..6aa317c 100644
--- a/drivers/scsi/ibmvscsi/ibmvfc.c
+++ b/drivers/scsi/ibmvscsi/ibmvfc.c
@@ -3095,7 +3095,6 @@
.max_sectors = IBMVFC_MAX_SECTORS,
.use_clustering = ENABLE_CLUSTERING,
.shost_attrs = ibmvfc_attrs,
- .use_blk_tags = 1,
.track_queue_depth = 1,
};
diff --git a/drivers/scsi/ipr.c b/drivers/scsi/ipr.c
index b62836d..4f2c167 100644
--- a/drivers/scsi/ipr.c
+++ b/drivers/scsi/ipr.c
@@ -6502,7 +6502,6 @@
.shost_attrs = ipr_ioa_attrs,
.sdev_attrs = ipr_dev_attrs,
.proc_name = IPR_NAME,
- .use_blk_tags = 1,
};
/**
diff --git a/drivers/scsi/isci/init.c b/drivers/scsi/isci/init.c
index 0dfcabe..2f973df 100644
--- a/drivers/scsi/isci/init.c
+++ b/drivers/scsi/isci/init.c
@@ -170,7 +170,6 @@
.target_destroy = sas_target_destroy,
.ioctl = sas_ioctl,
.shost_attrs = isci_host_attrs,
- .use_blk_tags = 1,
.track_queue_depth = 1,
};
diff --git a/drivers/scsi/lpfc/lpfc_scsi.c b/drivers/scsi/lpfc/lpfc_scsi.c
index 051b3b3..4679ed4 100644
--- a/drivers/scsi/lpfc/lpfc_scsi.c
+++ b/drivers/scsi/lpfc/lpfc_scsi.c
@@ -5914,7 +5914,6 @@
.max_sectors = 0xFFFF,
.vendor_id = LPFC_NL_VENDOR_ID,
.change_queue_depth = scsi_change_queue_depth,
- .use_blk_tags = 1,
.track_queue_depth = 1,
};
@@ -5940,7 +5939,6 @@
.max_sectors = 0xFFFF,
.vendor_id = LPFC_NL_VENDOR_ID,
.change_queue_depth = scsi_change_queue_depth,
- .use_blk_tags = 1,
.track_queue_depth = 1,
};
@@ -5964,6 +5962,5 @@
.shost_attrs = lpfc_vport_attrs,
.max_sectors = 0xFFFF,
.change_queue_depth = scsi_change_queue_depth,
- .use_blk_tags = 1,
.track_queue_depth = 1,
};
diff --git a/drivers/scsi/megaraid/megaraid_sas_base.c b/drivers/scsi/megaraid/megaraid_sas_base.c
index eaa81e5..3b3f480 100644
--- a/drivers/scsi/megaraid/megaraid_sas_base.c
+++ b/drivers/scsi/megaraid/megaraid_sas_base.c
@@ -5049,7 +5049,6 @@
static int megasas_io_attach(struct megasas_instance *instance)
{
struct Scsi_Host *host = instance->host;
- u32 error;
/*
* Export parameters required by SCSI mid-layer
@@ -5099,13 +5098,6 @@
host->hostt->eh_device_reset_handler = NULL;
host->hostt->eh_bus_reset_handler = NULL;
}
- error = scsi_init_shared_tag_map(host, host->can_queue);
- if (error) {
- dev_err(&instance->pdev->dev,
- "Failed to shared tag from %s %d\n",
- __func__, __LINE__);
- return -ENODEV;
- }
/*
* Notify the mid-layer about the new controller
diff --git a/drivers/scsi/mvsas/mv_init.c b/drivers/scsi/mvsas/mv_init.c
index e2d555c..221d25e 100644
--- a/drivers/scsi/mvsas/mv_init.c
+++ b/drivers/scsi/mvsas/mv_init.c
@@ -65,7 +65,6 @@
.target_destroy = sas_target_destroy,
.ioctl = sas_ioctl,
.shost_attrs = mvst_host_attrs,
- .use_blk_tags = 1,
.track_queue_depth = 1,
};
diff --git a/drivers/scsi/pm8001/pm8001_init.c b/drivers/scsi/pm8001/pm8001_init.c
index 5c0356f..e64b8bf 100644
--- a/drivers/scsi/pm8001/pm8001_init.c
+++ b/drivers/scsi/pm8001/pm8001_init.c
@@ -88,7 +88,6 @@
.target_destroy = sas_target_destroy,
.ioctl = sas_ioctl,
.shost_attrs = pm8001_host_attrs,
- .use_blk_tags = 1,
.track_queue_depth = 1,
};
diff --git a/drivers/scsi/pmcraid.c b/drivers/scsi/pmcraid.c
index ed31d8c..48d6224 100644
--- a/drivers/scsi/pmcraid.c
+++ b/drivers/scsi/pmcraid.c
@@ -4254,7 +4254,6 @@
.use_clustering = ENABLE_CLUSTERING,
.shost_attrs = pmcraid_host_attrs,
.proc_name = PMCRAID_DRIVER_NAME,
- .use_blk_tags = 1,
};
/*
diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c
index c2dd17b..bfa9a64 100644
--- a/drivers/scsi/qla2xxx/qla_os.c
+++ b/drivers/scsi/qla2xxx/qla_os.c
@@ -267,7 +267,6 @@
.shost_attrs = qla2x00_host_attrs,
.supported_mode = MODE_INITIATOR,
- .use_blk_tags = 1,
.track_queue_depth = 1,
};
diff --git a/drivers/scsi/qla4xxx/ql4_os.c b/drivers/scsi/qla4xxx/ql4_os.c
index 6d25879..01c3610 100644
--- a/drivers/scsi/qla4xxx/ql4_os.c
+++ b/drivers/scsi/qla4xxx/ql4_os.c
@@ -212,7 +212,6 @@
.shost_attrs = qla4xxx_host_attrs,
.host_reset = qla4xxx_host_reset,
.vendor_id = SCSI_NL_VID_TYPE_PCI | PCI_VENDOR_ID_QLOGIC,
- .use_blk_tags = 1,
};
static struct iscsi_transport qla4xxx_iscsi_transport = {
@@ -8697,13 +8696,6 @@
host->can_queue = MAX_SRBS ;
host->transportt = qla4xxx_scsi_transport;
- ret = scsi_init_shared_tag_map(host, MAX_SRBS);
- if (ret) {
- ql4_printk(KERN_WARNING, ha,
- "%s: scsi_init_shared_tag_map failed\n", __func__);
- goto probe_failed;
- }
-
pci_set_drvdata(pdev, ha);
ret = scsi_add_host(host, &pdev->dev);
diff --git a/drivers/scsi/scsi.c b/drivers/scsi/scsi.c
index 207d6a7..d07fb65 100644
--- a/drivers/scsi/scsi.c
+++ b/drivers/scsi/scsi.c
@@ -616,32 +616,11 @@
*/
int scsi_change_queue_depth(struct scsi_device *sdev, int depth)
{
- unsigned long flags;
-
- if (depth <= 0)
- goto out;
-
- spin_lock_irqsave(sdev->request_queue->queue_lock, flags);
-
- /*
- * Check to see if the queue is managed by the block layer.
- * If it is, and we fail to adjust the depth, exit.
- *
- * Do not resize the tag map if it is a host wide share bqt,
- * because the size should be the hosts's can_queue. If there
- * is more IO than the LLD's can_queue (so there are not enuogh
- * tags) request_fn's host queue ready check will handle it.
- */
- if (!shost_use_blk_mq(sdev->host) && !sdev->host->bqt) {
- if (blk_queue_tagged(sdev->request_queue) &&
- blk_queue_resize_tags(sdev->request_queue, depth) != 0)
- goto out_unlock;
+ if (depth > 0) {
+ sdev->queue_depth = depth;
+ wmb();
}
- sdev->queue_depth = depth;
-out_unlock:
- spin_unlock_irqrestore(sdev->request_queue->queue_lock, flags);
-out:
return sdev->queue_depth;
}
EXPORT_SYMBOL(scsi_change_queue_depth);
diff --git a/drivers/scsi/scsi_scan.c b/drivers/scsi/scsi_scan.c
index f9f3f82..998f378 100644
--- a/drivers/scsi/scsi_scan.c
+++ b/drivers/scsi/scsi_scan.c
@@ -274,8 +274,7 @@
WARN_ON_ONCE(!blk_get_queue(sdev->request_queue));
sdev->request_queue->queuedata = sdev;
- if (!shost_use_blk_mq(sdev->host) &&
- (shost->bqt || shost->hostt->use_blk_tags)) {
+ if (!shost_use_blk_mq(sdev->host)) {
blk_queue_init_tags(sdev->request_queue,
sdev->host->cmd_per_lun, shost->bqt,
shost->hostt->tag_alloc_policy);
diff --git a/drivers/scsi/snic/snic_main.c b/drivers/scsi/snic/snic_main.c
index b2b87ce..2b3c253 100644
--- a/drivers/scsi/snic/snic_main.c
+++ b/drivers/scsi/snic/snic_main.c
@@ -124,7 +124,6 @@
.sg_tablesize = SNIC_MAX_SG_DESC_CNT,
.max_sectors = 0x800,
.shost_attrs = snic_attrs,
- .use_blk_tags = 1,
.track_queue_depth = 1,
.cmd_size = sizeof(struct snic_internal_io_state),
.proc_name = "snic_scsi",
@@ -533,15 +532,6 @@
snic->max_tag_id = shost->can_queue;
- ret = scsi_init_shared_tag_map(shost, snic->max_tag_id);
- if (ret) {
- SNIC_HOST_ERR(shost,
- "Unable to alloc shared tag map. %d\n",
- ret);
-
- goto err_dev_close;
- }
-
shost->max_lun = snic->config.luns_per_tgt;
shost->max_id = SNIC_MAX_TARGET;
diff --git a/drivers/scsi/stex.c b/drivers/scsi/stex.c
index 98a62bc..56353cd 100644
--- a/drivers/scsi/stex.c
+++ b/drivers/scsi/stex.c
@@ -1374,7 +1374,6 @@
.eh_abort_handler = stex_abort,
.eh_host_reset_handler = stex_reset,
.this_id = -1,
- .use_blk_tags = 1,
};
static struct pci_device_id stex_pci_tbl[] = {
@@ -1659,13 +1658,6 @@
if (err)
goto out_free_irq;
- err = scsi_init_shared_tag_map(host, host->can_queue);
- if (err) {
- printk(KERN_ERR DRV_NAME "(%s): init shared queue failed\n",
- pci_name(pdev));
- goto out_free_irq;
- }
-
pci_set_drvdata(pdev, hba);
err = scsi_add_host(host, &pdev->dev);
diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c
index b0ade73..9065eb4 100644
--- a/drivers/scsi/ufs/ufshcd.c
+++ b/drivers/scsi/ufs/ufshcd.c
@@ -4355,7 +4355,6 @@
.cmd_per_lun = UFSHCD_CMD_PER_LUN,
.can_queue = UFSHCD_CAN_QUEUE,
.max_host_blocked = 1,
- .use_blk_tags = 1,
.track_queue_depth = 1,
};
@@ -5619,13 +5618,6 @@
hba->is_irq_enabled = true;
}
- /* Enable SCSI tag mapping */
- err = scsi_init_shared_tag_map(host, host->can_queue);
- if (err) {
- dev_err(hba->dev, "init shared queue failed\n");
- goto exit_gating;
- }
-
err = scsi_add_host(host, hba->dev);
if (err) {
dev_err(hba->dev, "scsi_add_host failed\n");
diff --git a/drivers/target/loopback/tcm_loop.c b/drivers/target/loopback/tcm_loop.c
index 5bc85ff..081f1cf 100644
--- a/drivers/target/loopback/tcm_loop.c
+++ b/drivers/target/loopback/tcm_loop.c
@@ -377,7 +377,6 @@
.use_clustering = DISABLE_CLUSTERING,
.slave_alloc = tcm_loop_slave_alloc,
.module = THIS_MODULE,
- .use_blk_tags = 1,
.track_queue_depth = 1,
};
diff --git a/drivers/usb/storage/uas.c b/drivers/usb/storage/uas.c
index f689219..2850663 100644
--- a/drivers/usb/storage/uas.c
+++ b/drivers/usb/storage/uas.c
@@ -812,7 +812,6 @@
.this_id = -1,
.sg_tablesize = SG_NONE,
.skip_settle_delay = 1,
- .use_blk_tags = 1,
};
#define UNUSUAL_DEV(id_vendor, id_product, bcdDeviceMin, bcdDeviceMax, \
@@ -929,10 +928,6 @@
if (result)
goto set_alt0;
- result = scsi_init_shared_tag_map(shost, devinfo->qdepth - 2);
- if (result)
- goto free_streams;
-
usb_set_intfdata(intf, shost);
result = scsi_add_host(shost, &intf->dev);
if (result)