diff --git a/drivers/scsi/mpi3mr/mpi3mr_app.c b/drivers/scsi/mpi3mr/mpi3mr_app.c
index 1638109a68a0b4afc254fa11e42e05c2af48dc16..cd261b48eb46d7f2371aaebd11cf7e6b6a5a5e94 100644
--- a/drivers/scsi/mpi3mr/mpi3mr_app.c
+++ b/drivers/scsi/mpi3mr/mpi3mr_app.c
@@ -2163,10 +2163,72 @@ persistent_id_show(struct device *dev, struct device_attribute *attr,
}
static DEVICE_ATTR_RO(persistent_id);
+/**
+ * sas_ncq_prio_supported_show - Indicate if device supports NCQ priority
+ * @dev: pointer to embedded device
+ * @attr: sas_ncq_prio_supported attribute descriptor
+ * @buf: the buffer returned
+ *
+ * A sysfs 'read-only' sdev attribute, only works with SATA devices
+ */
+static ssize_t
+sas_ncq_prio_supported_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ struct scsi_device *sdev = to_scsi_device(dev);
+
+ return sysfs_emit(buf, "%d\n", sas_ata_ncq_prio_supported(sdev));
+}
+static DEVICE_ATTR_RO(sas_ncq_prio_supported);
+
+/**
+ * sas_ncq_prio_enable_show - send prioritized io commands to device
+ * @dev: pointer to embedded device
+ * @attr: sas_ncq_prio_enable attribute descriptor
+ * @buf: the buffer returned
+ *
+ * A sysfs 'read/write' sdev attribute, only works with SATA devices
+ */
+static ssize_t
+sas_ncq_prio_enable_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ struct scsi_device *sdev = to_scsi_device(dev);
+ struct mpi3mr_sdev_priv_data *sdev_priv_data = sdev->hostdata;
+
+ if (!sdev_priv_data)
+ return 0;
+
+ return sysfs_emit(buf, "%d\n", sdev_priv_data->ncq_prio_enable);
+}
+
+static ssize_t
+sas_ncq_prio_enable_store(struct device *dev,
+ struct device_attribute *attr,
+ const char *buf, size_t count)
+{
+ struct scsi_device *sdev = to_scsi_device(dev);
+ struct mpi3mr_sdev_priv_data *sdev_priv_data = sdev->hostdata;
+ bool ncq_prio_enable = 0;
+
+ if (kstrtobool(buf, &ncq_prio_enable))
+ return -EINVAL;
+
+ if (!sas_ata_ncq_prio_supported(sdev))
+ return -EINVAL;
+
+ sdev_priv_data->ncq_prio_enable = ncq_prio_enable;
+
+ return strlen(buf);
+}
+static DEVICE_ATTR_RW(sas_ncq_prio_enable);
+
static struct attribute *mpi3mr_dev_attrs[] = {
&dev_attr_sas_address.attr,
&dev_attr_device_handle.attr,
&dev_attr_persistent_id.attr,
+ &dev_attr_sas_ncq_prio_supported.attr,
+ &dev_attr_sas_ncq_prio_enable.attr,
NULL,
};
diff --git a/drivers/scsi/mpt3sas/mpt3sas_base.c b/drivers/scsi/mpt3sas/mpt3sas_base.c
index 1320e06727df19188e285ec99276b0f66a0704ab..b2bcf4a27ddcdec154889a7bb4ef5d255c1aedb2 100644
--- a/drivers/scsi/mpt3sas/mpt3sas_base.c
+++ b/drivers/scsi/mpt3sas/mpt3sas_base.c
@@ -8512,6 +8512,12 @@ mpt3sas_base_attach(struct MPT3SAS_ADAPTER *ioc)
ioc->pd_handles_sz = (ioc->facts.MaxDevHandle / 8);
if (ioc->facts.MaxDevHandle % 8)
ioc->pd_handles_sz++;
+ /*
+ * pd_handles_sz should have, at least, the minimal room for
+ * set_bit()/test_bit(), otherwise out-of-memory touch may occur.
+ */
+ ioc->pd_handles_sz = ALIGN(ioc->pd_handles_sz, sizeof(unsigned long));
+
ioc->pd_handles = kzalloc(ioc->pd_handles_sz,
GFP_KERNEL);
if (!ioc->pd_handles) {
@@ -8529,6 +8535,13 @@ mpt3sas_base_attach(struct MPT3SAS_ADAPTER *ioc)
ioc->pend_os_device_add_sz = (ioc->facts.MaxDevHandle / 8);
if (ioc->facts.MaxDevHandle % 8)
ioc->pend_os_device_add_sz++;
+
+ /*
+ * pend_os_device_add_sz should have, at least, the minimal room for
+ * set_bit()/test_bit(), otherwise out-of-memory may occur.
+ */
+ ioc->pend_os_device_add_sz = ALIGN(ioc->pend_os_device_add_sz,
+ sizeof(unsigned long));
ioc->pend_os_device_add = kzalloc(ioc->pend_os_device_add_sz,
GFP_KERNEL);
if (!ioc->pend_os_device_add) {
@@ -8820,6 +8833,12 @@ _base_check_ioc_facts_changes(struct MPT3SAS_ADAPTER *ioc)
if (ioc->facts.MaxDevHandle % 8)
pd_handles_sz++;
+ /*
+ * pd_handles should have, at least, the minimal room for
+ * set_bit()/test_bit(), otherwise out-of-memory touch may
+ * occur.
+ */
+ pd_handles_sz = ALIGN(pd_handles_sz, sizeof(unsigned long));
pd_handles = krealloc(ioc->pd_handles, pd_handles_sz,
GFP_KERNEL);
if (!pd_handles) {
diff --git a/drivers/scsi/mpt3sas/mpt3sas_base.h b/drivers/scsi/mpt3sas/mpt3sas_base.h
index bf100a4ebfc362c3ec77a566a583ae046e6990d6..fe1e96fda284bc54430c15052fa98eebe3f5436e 100644
--- a/drivers/scsi/mpt3sas/mpt3sas_base.h
+++ b/drivers/scsi/mpt3sas/mpt3sas_base.h
@@ -2048,9 +2048,6 @@ void
mpt3sas_setup_direct_io(struct MPT3SAS_ADAPTER *ioc, struct scsi_cmnd *scmd,
struct _raid_device *raid_device, Mpi25SCSIIORequest_t *mpi_request);
-/* NCQ Prio Handling Check */
-bool scsih_ncq_prio_supp(struct scsi_device *sdev);
-
void mpt3sas_setup_debugfs(struct MPT3SAS_ADAPTER *ioc);
void mpt3sas_destroy_debugfs(struct MPT3SAS_ADAPTER *ioc);
void mpt3sas_init_debugfs(void);
diff --git a/drivers/scsi/mpt3sas/mpt3sas_ctl.c b/drivers/scsi/mpt3sas/mpt3sas_ctl.c
index 1c9fd26195b81230cda66851bc44f26c86d52415..87784c96249a7fb5d1b8a105aaf0733745b56d2e 100644
--- a/drivers/scsi/mpt3sas/mpt3sas_ctl.c
+++ b/drivers/scsi/mpt3sas/mpt3sas_ctl.c
@@ -4088,7 +4088,7 @@ sas_ncq_prio_supported_show(struct device *dev,
{
struct scsi_device *sdev = to_scsi_device(dev);
- return sysfs_emit(buf, "%d\n", scsih_ncq_prio_supp(sdev));
+ return sysfs_emit(buf, "%d\n", sas_ata_ncq_prio_supported(sdev));
}
static DEVICE_ATTR_RO(sas_ncq_prio_supported);
@@ -4123,7 +4123,7 @@ sas_ncq_prio_enable_store(struct device *dev,
if (kstrtobool(buf, &ncq_prio_enable))
return -EINVAL;
- if (!scsih_ncq_prio_supp(sdev))
+ if (!sas_ata_ncq_prio_supported(sdev))
return -EINVAL;
sas_device_priv_data->ncq_prio_enable = ncq_prio_enable;
diff --git a/drivers/scsi/mpt3sas/mpt3sas_scsih.c b/drivers/scsi/mpt3sas/mpt3sas_scsih.c
index 12d08d8ba5382d626d25ab9f7e6578e6ca0c84e1..870ec2cb4af4bab5b3219c093792600a94a9a503 100644
--- a/drivers/scsi/mpt3sas/mpt3sas_scsih.c
+++ b/drivers/scsi/mpt3sas/mpt3sas_scsih.c
@@ -12571,29 +12571,6 @@ scsih_pci_mmio_enabled(struct pci_dev *pdev)
return PCI_ERS_RESULT_RECOVERED;
}
-/**
- * scsih_ncq_prio_supp - Check for NCQ command priority support
- * @sdev: scsi device struct
- *
- * This is called when a user indicates they would like to enable
- * ncq command priorities. This works only on SATA devices.
- */
-bool scsih_ncq_prio_supp(struct scsi_device *sdev)
-{
- struct scsi_vpd *vpd;
- bool ncq_prio_supp = false;
-
- rcu_read_lock();
- vpd = rcu_dereference(sdev->vpd_pg89);
- if (!vpd || vpd->len < 214)
- goto out;
-
- ncq_prio_supp = (vpd->data[213] >> 4) & 1;
-out:
- rcu_read_unlock();
-
- return ncq_prio_supp;
-}
/*
* The pci device ids are defined in mpi/mpi2_cnfg.h.
*/
diff --git a/drivers/scsi/scsi.c b/drivers/scsi/scsi.c
index f0464db3f9de99fbae94c0522505a950a484dac0..ee69bd35889d17130fdc6430783c221a766dfcb5 100644
--- a/drivers/scsi/scsi.c
+++ b/drivers/scsi/scsi.c
@@ -673,6 +673,13 @@ void scsi_cdl_check(struct scsi_device *sdev)
sdev->use_10_for_rw = 0;
sdev->cdl_supported = 1;
+
+ /*
+ * If the device supports CDL, make sure that the current drive
+ * feature status is consistent with the user controlled
+ * cdl_enable state.
+ */
+ scsi_cdl_enable(sdev, sdev->cdl_enable);
} else {
sdev->cdl_supported = 0;
}
diff --git a/drivers/scsi/scsi_transport_sas.c b/drivers/scsi/scsi_transport_sas.c
index 424a89513814b4904f31a2dd67c02bdbd64479e7..4e33f1661e4c1d8ae7bb0dac5023cc6422e8c44f 100644
--- a/drivers/scsi/scsi_transport_sas.c
+++ b/drivers/scsi/scsi_transport_sas.c
@@ -416,6 +416,29 @@ unsigned int sas_is_tlr_enabled(struct scsi_device *sdev)
}
EXPORT_SYMBOL_GPL(sas_is_tlr_enabled);
+/**
+ * sas_ata_ncq_prio_supported - Check for ATA NCQ command priority support
+ * @sdev: SCSI device
+ *
+ * Check if an ATA device supports NCQ priority using VPD page 89h (ATA
+ * Information). Since this VPD page is implemented only for ATA devices,
+ * this function always returns false for SCSI devices.
+ */
+bool sas_ata_ncq_prio_supported(struct scsi_device *sdev)
+{
+ struct scsi_vpd *vpd;
+ bool ncq_prio_supported = false;
+
+ rcu_read_lock();
+ vpd = rcu_dereference(sdev->vpd_pg89);
+ if (vpd && vpd->len >= 214)
+ ncq_prio_supported = (vpd->data[213] >> 4) & 1;
+ rcu_read_unlock();
+
+ return ncq_prio_supported;
+}
+EXPORT_SYMBOL_GPL(sas_ata_ncq_prio_supported);
+
/*
* SAS Phy attributes
*/
diff --git a/drivers/scsi/sd.c b/drivers/scsi/sd.c
index f6c822c9cbd2d3ef0cfdf584bc307cffa6ace353..37dd6ead72a49ea978606cbff17d36d689eeac2e 100644
--- a/drivers/scsi/sd.c
+++ b/drivers/scsi/sd.c
@@ -3565,16 +3565,23 @@ static bool sd_validate_opt_xfer_size(struct scsi_disk *sdkp,
static void sd_read_block_zero(struct scsi_disk *sdkp)
{
- unsigned int buf_len = sdkp->device->sector_size;
- char *buffer, cmd[10] = { };
+ struct scsi_device *sdev = sdkp->device;
+ unsigned int buf_len = sdev->sector_size;
+ u8 *buffer, cmd[16] = { };
buffer = kmalloc(buf_len, GFP_KERNEL);
if (!buffer)
return;
- cmd[0] = READ_10;
- put_unaligned_be32(0, &cmd[2]); /* Logical block address 0 */
- put_unaligned_be16(1, &cmd[7]); /* Transfer 1 logical block */
+ if (sdev->use_16_for_rw) {
+ cmd[0] = READ_16;
+ put_unaligned_be64(0, &cmd[2]); /* Logical block address 0 */
+ put_unaligned_be32(1, &cmd[10]);/* Transfer 1 logical block */
+ } else {
+ cmd[0] = READ_10;
+ put_unaligned_be32(0, &cmd[2]); /* Logical block address 0 */
+ put_unaligned_be16(1, &cmd[7]); /* Transfer 1 logical block */
+ }
scsi_execute_cmd(sdkp->device, cmd, REQ_OP_DRV_IN, buffer, buf_len,
SD_TIMEOUT, sdkp->max_retries, NULL);
diff --git a/drivers/ufs/core/ufshcd.c b/drivers/ufs/core/ufshcd.c
index 0cf07194bbe89dfe6d86a78d31c0c0b7fdc63056..e5e9da61f15d0b5354ba4544ef7eda73447feb0f 100644
--- a/drivers/ufs/core/ufshcd.c
+++ b/drivers/ufs/core/ufshcd.c
@@ -1366,7 +1366,7 @@ static int ufshcd_clock_scaling_prepare(struct ufs_hba *hba, u64 timeout_us)
* make sure that there are no outstanding requests when
* clock scaling is in progress
*/
- ufshcd_scsi_block_requests(hba);
+ blk_mq_quiesce_tagset(&hba->host->tag_set);
mutex_lock(&hba->wb_mutex);
down_write(&hba->clk_scaling_lock);
@@ -1375,7 +1375,7 @@ static int ufshcd_clock_scaling_prepare(struct ufs_hba *hba, u64 timeout_us)
ret = -EBUSY;
up_write(&hba->clk_scaling_lock);
mutex_unlock(&hba->wb_mutex);
- ufshcd_scsi_unblock_requests(hba);
+ blk_mq_unquiesce_tagset(&hba->host->tag_set);
goto out;
}
@@ -1396,7 +1396,7 @@ static void ufshcd_clock_scaling_unprepare(struct ufs_hba *hba, int err, bool sc
mutex_unlock(&hba->wb_mutex);
- ufshcd_scsi_unblock_requests(hba);
+ blk_mq_unquiesce_tagset(&hba->host->tag_set);
ufshcd_release(hba);
}
diff --git a/include/scsi/scsi_transport_sas.h b/include/scsi/scsi_transport_sas.h
index 0e75b9277c8c6aad17831744112d1cd94805bcda..e3b6ce3cbf883552254f0a5827c686c0a0aa8b31 100644
--- a/include/scsi/scsi_transport_sas.h
+++ b/include/scsi/scsi_transport_sas.h
@@ -200,6 +200,8 @@ unsigned int sas_is_tlr_enabled(struct scsi_device *);
void sas_disable_tlr(struct scsi_device *);
void sas_enable_tlr(struct scsi_device *);
+bool sas_ata_ncq_prio_supported(struct scsi_device *sdev);
+
extern struct sas_rphy *sas_end_device_alloc(struct sas_port *);
extern struct sas_rphy *sas_expander_alloc(struct sas_port *, enum sas_device_type);
void sas_rphy_free(struct sas_rphy *);