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-rw-r--r--drivers/scsi/Makefile2
-rw-r--r--drivers/scsi/aacraid/commsup.c8
-rw-r--r--drivers/scsi/gdth.c2
-rw-r--r--drivers/scsi/isci/port_config.c3
-rw-r--r--drivers/scsi/libiscsi.c6
-rw-r--r--drivers/scsi/megaraid.c140
-rw-r--r--drivers/scsi/megaraid.h12
-rw-r--r--drivers/scsi/megaraid/megaraid_sas_base.c2
-rw-r--r--drivers/scsi/mvumi.c2
-rw-r--r--drivers/scsi/osd/osd_initiator.c24
-rw-r--r--drivers/scsi/osst.c2
-rw-r--r--drivers/scsi/qla4xxx/ql4_os.c2
-rw-r--r--drivers/scsi/scsi_error.c10
-rw-r--r--drivers/scsi/scsi_lib.c28
-rw-r--r--drivers/scsi/scsi_transport_fc.c16
-rw-r--r--drivers/scsi/scsi_transport_iscsi.c2
-rw-r--r--drivers/scsi/scsi_transport_sas.c19
-rw-r--r--drivers/scsi/scsi_transport_srp.c26
-rw-r--r--drivers/scsi/sg.c128
-rw-r--r--drivers/scsi/sr_ioctl.c10
-rw-r--r--drivers/scsi/st.c2
-rw-r--r--drivers/scsi/storvsc_drv.c7
-rw-r--r--drivers/scsi/ufs/ufshcd.c6
-rw-r--r--drivers/scsi/vmw_pvscsi.c2
24 files changed, 136 insertions, 325 deletions
diff --git a/drivers/scsi/Makefile b/drivers/scsi/Makefile
index e29f9b8fd66d..56c940394729 100644
--- a/drivers/scsi/Makefile
+++ b/drivers/scsi/Makefile
@@ -182,7 +182,7 @@ zalon7xx-objs := zalon.o ncr53c8xx.o
NCR_Q720_mod-objs := NCR_Q720.o ncr53c8xx.o
# Files generated that shall be removed upon make clean
-clean-files := 53c700_d.h 53c700_u.h
+clean-files := 53c700_d.h 53c700_u.h scsi_devinfo_tbl.c
$(obj)/53c700.o $(MODVERDIR)/$(obj)/53c700.ver: $(obj)/53c700_d.h
diff --git a/drivers/scsi/aacraid/commsup.c b/drivers/scsi/aacraid/commsup.c
index 0156c9623c35..d62ddd63f4fe 100644
--- a/drivers/scsi/aacraid/commsup.c
+++ b/drivers/scsi/aacraid/commsup.c
@@ -724,6 +724,8 @@ int aac_hba_send(u8 command, struct fib *fibptr, fib_callback callback,
int wait;
unsigned long flags = 0;
unsigned long mflags = 0;
+ struct aac_hba_cmd_req *hbacmd = (struct aac_hba_cmd_req *)
+ fibptr->hw_fib_va;
fibptr->flags = (FIB_CONTEXT_FLAG | FIB_CONTEXT_FLAG_NATIVE_HBA);
if (callback) {
@@ -734,11 +736,9 @@ int aac_hba_send(u8 command, struct fib *fibptr, fib_callback callback,
wait = 1;
- if (command == HBA_IU_TYPE_SCSI_CMD_REQ) {
- struct aac_hba_cmd_req *hbacmd =
- (struct aac_hba_cmd_req *)fibptr->hw_fib_va;
+ hbacmd->iu_type = command;
- hbacmd->iu_type = command;
+ if (command == HBA_IU_TYPE_SCSI_CMD_REQ) {
/* bit1 of request_id must be 0 */
hbacmd->request_id =
cpu_to_le32((((u32)(fibptr - dev->fibs)) << 2) + 1);
diff --git a/drivers/scsi/gdth.c b/drivers/scsi/gdth.c
index c35f05c4c6bb..85604795d8ee 100644
--- a/drivers/scsi/gdth.c
+++ b/drivers/scsi/gdth.c
@@ -3882,7 +3882,7 @@ static enum blk_eh_timer_return gdth_timed_out(struct scsi_cmnd *scp)
struct gdth_cmndinfo *cmndinfo = gdth_cmnd_priv(scp);
u8 b, t;
unsigned long flags;
- enum blk_eh_timer_return retval = BLK_EH_NOT_HANDLED;
+ enum blk_eh_timer_return retval = BLK_EH_DONE;
TRACE(("%s() cmd 0x%x\n", scp->cmnd[0], __func__));
b = scp->device->channel;
diff --git a/drivers/scsi/isci/port_config.c b/drivers/scsi/isci/port_config.c
index edb7be786c65..9e8de1462593 100644
--- a/drivers/scsi/isci/port_config.c
+++ b/drivers/scsi/isci/port_config.c
@@ -291,7 +291,7 @@ sci_mpc_agent_validate_phy_configuration(struct isci_host *ihost,
* Note: We have not moved the current phy_index so we will actually
* compare the startting phy with itself.
* This is expected and required to add the phy to the port. */
- while (phy_index < SCI_MAX_PHYS) {
+ for (; phy_index < SCI_MAX_PHYS; phy_index++) {
if ((phy_mask & (1 << phy_index)) == 0)
continue;
sci_phy_get_sas_address(&ihost->phys[phy_index],
@@ -311,7 +311,6 @@ sci_mpc_agent_validate_phy_configuration(struct isci_host *ihost,
&ihost->phys[phy_index]);
assigned_phy_mask |= (1 << phy_index);
- phy_index++;
}
}
diff --git a/drivers/scsi/libiscsi.c b/drivers/scsi/libiscsi.c
index 15a2fef51e38..71bdc0b52cf9 100644
--- a/drivers/scsi/libiscsi.c
+++ b/drivers/scsi/libiscsi.c
@@ -1963,7 +1963,7 @@ static int iscsi_has_ping_timed_out(struct iscsi_conn *conn)
enum blk_eh_timer_return iscsi_eh_cmd_timed_out(struct scsi_cmnd *sc)
{
- enum blk_eh_timer_return rc = BLK_EH_NOT_HANDLED;
+ enum blk_eh_timer_return rc = BLK_EH_DONE;
struct iscsi_task *task = NULL, *running_task;
struct iscsi_cls_session *cls_session;
struct iscsi_session *session;
@@ -1982,7 +1982,7 @@ enum blk_eh_timer_return iscsi_eh_cmd_timed_out(struct scsi_cmnd *sc)
* Raced with completion. Blk layer has taken ownership
* so let timeout code complete it now.
*/
- rc = BLK_EH_HANDLED;
+ rc = BLK_EH_DONE;
goto done;
}
@@ -1997,7 +1997,7 @@ enum blk_eh_timer_return iscsi_eh_cmd_timed_out(struct scsi_cmnd *sc)
if (unlikely(system_state != SYSTEM_RUNNING)) {
sc->result = DID_NO_CONNECT << 16;
ISCSI_DBG_EH(session, "sc on shutdown, handled\n");
- rc = BLK_EH_HANDLED;
+ rc = BLK_EH_DONE;
goto done;
}
/*
diff --git a/drivers/scsi/megaraid.c b/drivers/scsi/megaraid.c
index 7195cff51d4c..91f5e2c68dbc 100644
--- a/drivers/scsi/megaraid.c
+++ b/drivers/scsi/megaraid.c
@@ -2731,53 +2731,6 @@ proc_show_rdrv_40(struct seq_file *m, void *v)
return proc_show_rdrv(m, m->private, 30, 39);
}
-
-/*
- * seq_file wrappers for procfile show routines.
- */
-static int mega_proc_open(struct inode *inode, struct file *file)
-{
- adapter_t *adapter = proc_get_parent_data(inode);
- int (*show)(struct seq_file *, void *) = PDE_DATA(inode);
-
- return single_open(file, show, adapter);
-}
-
-static const struct file_operations mega_proc_fops = {
- .open = mega_proc_open,
- .read = seq_read,
- .llseek = seq_lseek,
- .release = single_release,
-};
-
-/*
- * Table of proc files we need to create.
- */
-struct mega_proc_file {
- const char *name;
- unsigned short ptr_offset;
- int (*show) (struct seq_file *m, void *v);
-};
-
-static const struct mega_proc_file mega_proc_files[] = {
- { "config", offsetof(adapter_t, proc_read), proc_show_config },
- { "stat", offsetof(adapter_t, proc_stat), proc_show_stat },
- { "mailbox", offsetof(adapter_t, proc_mbox), proc_show_mbox },
-#if MEGA_HAVE_ENH_PROC
- { "rebuild-rate", offsetof(adapter_t, proc_rr), proc_show_rebuild_rate },
- { "battery-status", offsetof(adapter_t, proc_battery), proc_show_battery },
- { "diskdrives-ch0", offsetof(adapter_t, proc_pdrvstat[0]), proc_show_pdrv_ch0 },
- { "diskdrives-ch1", offsetof(adapter_t, proc_pdrvstat[1]), proc_show_pdrv_ch1 },
- { "diskdrives-ch2", offsetof(adapter_t, proc_pdrvstat[2]), proc_show_pdrv_ch2 },
- { "diskdrives-ch3", offsetof(adapter_t, proc_pdrvstat[3]), proc_show_pdrv_ch3 },
- { "raiddrives-0-9", offsetof(adapter_t, proc_rdrvstat[0]), proc_show_rdrv_10 },
- { "raiddrives-10-19", offsetof(adapter_t, proc_rdrvstat[1]), proc_show_rdrv_20 },
- { "raiddrives-20-29", offsetof(adapter_t, proc_rdrvstat[2]), proc_show_rdrv_30 },
- { "raiddrives-30-39", offsetof(adapter_t, proc_rdrvstat[3]), proc_show_rdrv_40 },
-#endif
- { NULL }
-};
-
/**
* mega_create_proc_entry()
* @index - index in soft state array
@@ -2788,31 +2741,45 @@ static const struct mega_proc_file mega_proc_files[] = {
static void
mega_create_proc_entry(int index, struct proc_dir_entry *parent)
{
- const struct mega_proc_file *f;
- adapter_t *adapter = hba_soft_state[index];
- struct proc_dir_entry *dir, *de, **ppde;
- u8 string[16];
+ adapter_t *adapter = hba_soft_state[index];
+ struct proc_dir_entry *dir;
+ u8 string[16];
sprintf(string, "hba%d", adapter->host->host_no);
-
- dir = adapter->controller_proc_dir_entry =
- proc_mkdir_data(string, 0, parent, adapter);
- if(!dir) {
+ dir = proc_mkdir_data(string, 0, parent, adapter);
+ if (!dir) {
dev_warn(&adapter->dev->dev, "proc_mkdir failed\n");
return;
}
- for (f = mega_proc_files; f->name; f++) {
- de = proc_create_data(f->name, S_IRUSR, dir, &mega_proc_fops,
- f->show);
- if (!de) {
- dev_warn(&adapter->dev->dev, "proc_create failed\n");
- return;
- }
-
- ppde = (void *)adapter + f->ptr_offset;
- *ppde = de;
- }
+ proc_create_single_data("config", S_IRUSR, dir,
+ proc_show_config, adapter);
+ proc_create_single_data("stat", S_IRUSR, dir,
+ proc_show_stat, adapter);
+ proc_create_single_data("mailbox", S_IRUSR, dir,
+ proc_show_mbox, adapter);
+#if MEGA_HAVE_ENH_PROC
+ proc_create_single_data("rebuild-rate", S_IRUSR, dir,
+ proc_show_rebuild_rate, adapter);
+ proc_create_single_data("battery-status", S_IRUSR, dir,
+ proc_show_battery, adapter);
+ proc_create_single_data("diskdrives-ch0", S_IRUSR, dir,
+ proc_show_pdrv_ch0, adapter);
+ proc_create_single_data("diskdrives-ch1", S_IRUSR, dir,
+ proc_show_pdrv_ch1, adapter);
+ proc_create_single_data("diskdrives-ch2", S_IRUSR, dir,
+ proc_show_pdrv_ch2, adapter);
+ proc_create_single_data("diskdrives-ch3", S_IRUSR, dir,
+ proc_show_pdrv_ch3, adapter);
+ proc_create_single_data("raiddrives-0-9", S_IRUSR, dir,
+ proc_show_rdrv_10, adapter);
+ proc_create_single_data("raiddrives-10-19", S_IRUSR, dir,
+ proc_show_rdrv_20, adapter);
+ proc_create_single_data("raiddrives-20-29", S_IRUSR, dir,
+ proc_show_rdrv_30, adapter);
+ proc_create_single_data("raiddrives-30-39", S_IRUSR, dir,
+ proc_show_rdrv_40, adapter);
+#endif
}
#else
@@ -4580,6 +4547,7 @@ megaraid_remove_one(struct pci_dev *pdev)
{
struct Scsi_Host *host = pci_get_drvdata(pdev);
adapter_t *adapter = (adapter_t *)host->hostdata;
+ char buf[12] = { 0 };
scsi_remove_host(host);
@@ -4594,44 +4562,8 @@ megaraid_remove_one(struct pci_dev *pdev)
mega_free_sgl(adapter);
-#ifdef CONFIG_PROC_FS
- if (adapter->controller_proc_dir_entry) {
- remove_proc_entry("stat", adapter->controller_proc_dir_entry);
- remove_proc_entry("config",
- adapter->controller_proc_dir_entry);
- remove_proc_entry("mailbox",
- adapter->controller_proc_dir_entry);
-#if MEGA_HAVE_ENH_PROC
- remove_proc_entry("rebuild-rate",
- adapter->controller_proc_dir_entry);
- remove_proc_entry("battery-status",
- adapter->controller_proc_dir_entry);
-
- remove_proc_entry("diskdrives-ch0",
- adapter->controller_proc_dir_entry);
- remove_proc_entry("diskdrives-ch1",
- adapter->controller_proc_dir_entry);
- remove_proc_entry("diskdrives-ch2",
- adapter->controller_proc_dir_entry);
- remove_proc_entry("diskdrives-ch3",
- adapter->controller_proc_dir_entry);
-
- remove_proc_entry("raiddrives-0-9",
- adapter->controller_proc_dir_entry);
- remove_proc_entry("raiddrives-10-19",
- adapter->controller_proc_dir_entry);
- remove_proc_entry("raiddrives-20-29",
- adapter->controller_proc_dir_entry);
- remove_proc_entry("raiddrives-30-39",
- adapter->controller_proc_dir_entry);
-#endif
- {
- char buf[12] = { 0 };
- sprintf(buf, "hba%d", adapter->host->host_no);
- remove_proc_entry(buf, mega_proc_dir_entry);
- }
- }
-#endif
+ sprintf(buf, "hba%d", adapter->host->host_no);
+ remove_proc_subtree(buf, mega_proc_dir_entry);
pci_free_consistent(adapter->dev, MEGA_BUFFER_SIZE,
adapter->mega_buffer, adapter->buf_dma_handle);
diff --git a/drivers/scsi/megaraid.h b/drivers/scsi/megaraid.h
index 21eba2fd465a..18e85d9267ff 100644
--- a/drivers/scsi/megaraid.h
+++ b/drivers/scsi/megaraid.h
@@ -814,18 +814,6 @@ typedef struct {
#ifdef CONFIG_PROC_FS
struct proc_dir_entry *controller_proc_dir_entry;
- struct proc_dir_entry *proc_read;
- struct proc_dir_entry *proc_stat;
- struct proc_dir_entry *proc_mbox;
-
-#if MEGA_HAVE_ENH_PROC
- struct proc_dir_entry *proc_rr;
- struct proc_dir_entry *proc_battery;
-#define MAX_PROC_CHANNELS 4
- struct proc_dir_entry *proc_pdrvstat[MAX_PROC_CHANNELS];
- struct proc_dir_entry *proc_rdrvstat[MAX_PROC_CHANNELS];
-#endif
-
#endif
int has_64bit_addr; /* are we using 64-bit addressing */
diff --git a/drivers/scsi/megaraid/megaraid_sas_base.c b/drivers/scsi/megaraid/megaraid_sas_base.c
index b89c6e6c0589..ce656c466ca9 100644
--- a/drivers/scsi/megaraid/megaraid_sas_base.c
+++ b/drivers/scsi/megaraid/megaraid_sas_base.c
@@ -2772,7 +2772,7 @@ blk_eh_timer_return megasas_reset_timer(struct scsi_cmnd *scmd)
if (time_after(jiffies, scmd->jiffies_at_alloc +
(scmd_timeout * 2) * HZ)) {
- return BLK_EH_NOT_HANDLED;
+ return BLK_EH_DONE;
}
instance = (struct megasas_instance *)scmd->device->host->hostdata;
diff --git a/drivers/scsi/mvumi.c b/drivers/scsi/mvumi.c
index fe97401ad192..afd27165cd93 100644
--- a/drivers/scsi/mvumi.c
+++ b/drivers/scsi/mvumi.c
@@ -2155,7 +2155,7 @@ static enum blk_eh_timer_return mvumi_timed_out(struct scsi_cmnd *scmd)
mvumi_return_cmd(mhba, cmd);
spin_unlock_irqrestore(mhba->shost->host_lock, flags);
- return BLK_EH_NOT_HANDLED;
+ return BLK_EH_DONE;
}
static int
diff --git a/drivers/scsi/osd/osd_initiator.c b/drivers/scsi/osd/osd_initiator.c
index e18877177f1b..5a33e1ad9881 100644
--- a/drivers/scsi/osd/osd_initiator.c
+++ b/drivers/scsi/osd/osd_initiator.c
@@ -99,7 +99,7 @@ static int _osd_get_print_system_info(struct osd_dev *od,
int nelem = ARRAY_SIZE(get_attrs), a = 0;
int ret;
- or = osd_start_request(od, GFP_KERNEL);
+ or = osd_start_request(od);
if (!or)
return -ENOMEM;
@@ -409,16 +409,15 @@ static void _osd_request_free(struct osd_request *or)
kfree(or);
}
-struct osd_request *osd_start_request(struct osd_dev *dev, gfp_t gfp)
+struct osd_request *osd_start_request(struct osd_dev *dev)
{
struct osd_request *or;
- or = _osd_request_alloc(gfp);
+ or = _osd_request_alloc(GFP_KERNEL);
if (!or)
return NULL;
or->osd_dev = dev;
- or->alloc_flags = gfp;
or->timeout = dev->def_timeout;
or->retries = OSD_REQ_RETRIES;
@@ -546,7 +545,7 @@ static int _osd_realloc_seg(struct osd_request *or,
if (seg->alloc_size >= max_bytes)
return 0;
- buff = krealloc(seg->buff, max_bytes, or->alloc_flags);
+ buff = krealloc(seg->buff, max_bytes, GFP_KERNEL);
if (!buff) {
OSD_ERR("Failed to Realloc %d-bytes was-%d\n", max_bytes,
seg->alloc_size);
@@ -728,7 +727,7 @@ static int _osd_req_list_objects(struct osd_request *or,
_osd_req_encode_olist(or, list);
WARN_ON(or->in.bio);
- bio = bio_map_kern(q, list, len, or->alloc_flags);
+ bio = bio_map_kern(q, list, len, GFP_KERNEL);
if (IS_ERR(bio)) {
OSD_ERR("!!! Failed to allocate list_objects BIO\n");
return PTR_ERR(bio);
@@ -1190,14 +1189,14 @@ static int _req_append_segment(struct osd_request *or,
pad_buff = io->pad_buff;
ret = blk_rq_map_kern(io->req->q, io->req, pad_buff, padding,
- or->alloc_flags);
+ GFP_KERNEL);
if (ret)
return ret;
io->total_bytes += padding;
}
ret = blk_rq_map_kern(io->req->q, io->req, seg->buff, seg->total_bytes,
- or->alloc_flags);
+ GFP_KERNEL);
if (ret)
return ret;
@@ -1564,14 +1563,14 @@ static int _osd_req_finalize_data_integrity(struct osd_request *or,
* osd_finalize_request and helpers
*/
static struct request *_make_request(struct request_queue *q, bool has_write,
- struct _osd_io_info *oii, gfp_t flags)
+ struct _osd_io_info *oii)
{
struct request *req;
struct bio *bio = oii->bio;
int ret;
req = blk_get_request(q, has_write ? REQ_OP_SCSI_OUT : REQ_OP_SCSI_IN,
- flags);
+ 0);
if (IS_ERR(req))
return req;
@@ -1589,13 +1588,12 @@ static struct request *_make_request(struct request_queue *q, bool has_write,
static int _init_blk_request(struct osd_request *or,
bool has_in, bool has_out)
{
- gfp_t flags = or->alloc_flags;
struct scsi_device *scsi_device = or->osd_dev->scsi_device;
struct request_queue *q = scsi_device->request_queue;
struct request *req;
int ret;
- req = _make_request(q, has_out, has_out ? &or->out : &or->in, flags);
+ req = _make_request(q, has_out, has_out ? &or->out : &or->in);
if (IS_ERR(req)) {
ret = PTR_ERR(req);
goto out;
@@ -1611,7 +1609,7 @@ static int _init_blk_request(struct osd_request *or,
or->out.req = req;
if (has_in) {
/* allocate bidi request */
- req = _make_request(q, false, &or->in, flags);
+ req = _make_request(q, false, &or->in);
if (IS_ERR(req)) {
OSD_DEBUG("blk_get_request for bidi failed\n");
ret = PTR_ERR(req);
diff --git a/drivers/scsi/osst.c b/drivers/scsi/osst.c
index 20ec1c01dbd5..2bbe797f8c3d 100644
--- a/drivers/scsi/osst.c
+++ b/drivers/scsi/osst.c
@@ -368,7 +368,7 @@ static int osst_execute(struct osst_request *SRpnt, const unsigned char *cmd,
int write = (data_direction == DMA_TO_DEVICE);
req = blk_get_request(SRpnt->stp->device->request_queue,
- write ? REQ_OP_SCSI_OUT : REQ_OP_SCSI_IN, GFP_KERNEL);
+ write ? REQ_OP_SCSI_OUT : REQ_OP_SCSI_IN, 0);
if (IS_ERR(req))
return DRIVER_ERROR << 24;
diff --git a/drivers/scsi/qla4xxx/ql4_os.c b/drivers/scsi/qla4xxx/ql4_os.c
index 94c14ce94da2..0e13349dce57 100644
--- a/drivers/scsi/qla4xxx/ql4_os.c
+++ b/drivers/scsi/qla4xxx/ql4_os.c
@@ -1848,7 +1848,7 @@ static enum blk_eh_timer_return qla4xxx_eh_cmd_timed_out(struct scsi_cmnd *sc)
struct iscsi_cls_session *session;
struct iscsi_session *sess;
unsigned long flags;
- enum blk_eh_timer_return ret = BLK_EH_NOT_HANDLED;
+ enum blk_eh_timer_return ret = BLK_EH_DONE;
session = starget_to_session(scsi_target(sc->device));
sess = session->dd_data;
diff --git a/drivers/scsi/scsi_error.c b/drivers/scsi/scsi_error.c
index 946039117bf4..9c02ba2e7ef3 100644
--- a/drivers/scsi/scsi_error.c
+++ b/drivers/scsi/scsi_error.c
@@ -282,7 +282,7 @@ void scsi_eh_scmd_add(struct scsi_cmnd *scmd)
enum blk_eh_timer_return scsi_times_out(struct request *req)
{
struct scsi_cmnd *scmd = blk_mq_rq_to_pdu(req);
- enum blk_eh_timer_return rtn = BLK_EH_NOT_HANDLED;
+ enum blk_eh_timer_return rtn = BLK_EH_DONE;
struct Scsi_Host *host = scmd->device->host;
trace_scsi_dispatch_cmd_timeout(scmd);
@@ -294,7 +294,7 @@ enum blk_eh_timer_return scsi_times_out(struct request *req)
if (host->hostt->eh_timed_out)
rtn = host->hostt->eh_timed_out(scmd);
- if (rtn == BLK_EH_NOT_HANDLED) {
+ if (rtn == BLK_EH_DONE) {
if (scsi_abort_command(scmd) != SUCCESS) {
set_host_byte(scmd, DID_TIME_OUT);
scsi_eh_scmd_add(scmd);
@@ -1933,11 +1933,7 @@ static void scsi_eh_lock_door(struct scsi_device *sdev)
struct request *req;
struct scsi_request *rq;
- /*
- * blk_get_request with GFP_KERNEL (__GFP_RECLAIM) sleeps until a
- * request becomes available
- */
- req = blk_get_request(sdev->request_queue, REQ_OP_SCSI_IN, GFP_KERNEL);
+ req = blk_get_request(sdev->request_queue, REQ_OP_SCSI_IN, 0);
if (IS_ERR(req))
return;
rq = scsi_req(req);
diff --git a/drivers/scsi/scsi_lib.c b/drivers/scsi/scsi_lib.c
index e9b4f279d29c..fb38aeff9dbd 100644
--- a/drivers/scsi/scsi_lib.c
+++ b/drivers/scsi/scsi_lib.c
@@ -265,7 +265,7 @@ int scsi_execute(struct scsi_device *sdev, const unsigned char *cmd,
struct scsi_request *rq;
int ret = DRIVER_ERROR << 24;
- req = blk_get_request_flags(sdev->request_queue,
+ req = blk_get_request(sdev->request_queue,
data_direction == DMA_TO_DEVICE ?
REQ_OP_SCSI_OUT : REQ_OP_SCSI_IN, BLK_MQ_REQ_PREEMPT);
if (IS_ERR(req))
@@ -273,7 +273,7 @@ int scsi_execute(struct scsi_device *sdev, const unsigned char *cmd,
rq = scsi_req(req);
if (bufflen && blk_rq_map_kern(sdev->request_queue, req,
- buffer, bufflen, __GFP_RECLAIM))
+ buffer, bufflen, GFP_NOIO))
goto out;
rq->cmd_len = COMMAND_SIZE(cmd[0]);
@@ -2149,27 +2149,6 @@ static int scsi_map_queues(struct blk_mq_tag_set *set)
return blk_mq_map_queues(set);
}
-static u64 scsi_calculate_bounce_limit(struct Scsi_Host *shost)
-{
- struct device *host_dev;
- u64 bounce_limit = 0xffffffff;
-
- if (shost->unchecked_isa_dma)
- return BLK_BOUNCE_ISA;
- /*
- * Platforms with virtual-DMA translation
- * hardware have no practical limit.
- */
- if (!PCI_DMA_BUS_IS_PHYS)
- return BLK_BOUNCE_ANY;
-
- host_dev = scsi_get_device(shost);
- if (host_dev && host_dev->dma_mask)
- bounce_limit = (u64)dma_max_pfn(host_dev) << PAGE_SHIFT;
-
- return bounce_limit;
-}
-
void __scsi_init_queue(struct Scsi_Host *shost, struct request_queue *q)
{
struct device *dev = shost->dma_dev;
@@ -2189,7 +2168,8 @@ void __scsi_init_queue(struct Scsi_Host *shost, struct request_queue *q)
}
blk_queue_max_hw_sectors(q, shost->max_sectors);
- blk_queue_bounce_limit(q, scsi_calculate_bounce_limit(shost));
+ if (shost->unchecked_isa_dma)
+ blk_queue_bounce_limit(q, BLK_BOUNCE_ISA);
blk_queue_segment_boundary(q, shost->dma_boundary);
dma_set_seg_boundary(dev, shost->dma_boundary);
diff --git a/drivers/scsi/scsi_transport_fc.c b/drivers/scsi/scsi_transport_fc.c
index be3be0f9cb2d..1da3d71e9f61 100644
--- a/drivers/scsi/scsi_transport_fc.c
+++ b/drivers/scsi/scsi_transport_fc.c
@@ -2087,7 +2087,7 @@ fc_eh_timed_out(struct scsi_cmnd *scmd)
if (rport->port_state == FC_PORTSTATE_BLOCKED)
return BLK_EH_RESET_TIMER;
- return BLK_EH_NOT_HANDLED;
+ return BLK_EH_DONE;
}
EXPORT_SYMBOL(fc_eh_timed_out);
@@ -3591,10 +3591,9 @@ fc_bsg_job_timeout(struct request *req)
}
/* the blk_end_sync_io() doesn't check the error */
- if (!inflight)
- return BLK_EH_NOT_HANDLED;
- else
- return BLK_EH_HANDLED;
+ if (inflight)
+ blk_mq_complete_request(req);
+ return BLK_EH_DONE;
}
/**
@@ -3781,8 +3780,7 @@ fc_bsg_hostadd(struct Scsi_Host *shost, struct fc_host_attrs *fc_host)
snprintf(bsg_name, sizeof(bsg_name),
"fc_host%d", shost->host_no);
- q = bsg_setup_queue(dev, bsg_name, fc_bsg_dispatch, i->f->dd_bsg_size,
- NULL);
+ q = bsg_setup_queue(dev, bsg_name, fc_bsg_dispatch, i->f->dd_bsg_size);
if (IS_ERR(q)) {
dev_err(dev,
"fc_host%d: bsg interface failed to initialize - setup queue\n",
@@ -3827,8 +3825,8 @@ fc_bsg_rportadd(struct Scsi_Host *shost, struct fc_rport *rport)
if (!i->f->bsg_request)
return -ENOTSUPP;
- q = bsg_setup_queue(dev, NULL, fc_bsg_dispatch, i->f->dd_bsg_size,
- NULL);
+ q = bsg_setup_queue(dev, dev_name(dev), fc_bsg_dispatch,
+ i->f->dd_bsg_size);
if (IS_ERR(q)) {
dev_err(dev, "failed to setup bsg queue\n");
return PTR_ERR(q);
diff --git a/drivers/scsi/scsi_transport_iscsi.c b/drivers/scsi/scsi_transport_iscsi.c
index 65f6c94f2e9b..6fd2fe210fc3 100644
--- a/drivers/scsi/scsi_transport_iscsi.c
+++ b/drivers/scsi/scsi_transport_iscsi.c
@@ -1542,7 +1542,7 @@ iscsi_bsg_host_add(struct Scsi_Host *shost, struct iscsi_cls_host *ihost)
return -ENOTSUPP;
snprintf(bsg_name, sizeof(bsg_name), "iscsi_host%d", shost->host_no);
- q = bsg_setup_queue(dev, bsg_name, iscsi_bsg_host_dispatch, 0, NULL);
+ q = bsg_setup_queue(dev, bsg_name, iscsi_bsg_host_dispatch, 0);
if (IS_ERR(q)) {
shost_printk(KERN_ERR, shost, "bsg interface failed to "
"initialize - no request queue\n");
diff --git a/drivers/scsi/scsi_transport_sas.c b/drivers/scsi/scsi_transport_sas.c
index 08acbabfae07..e2953b416746 100644
--- a/drivers/scsi/scsi_transport_sas.c
+++ b/drivers/scsi/scsi_transport_sas.c
@@ -187,16 +187,6 @@ static int sas_smp_dispatch(struct bsg_job *job)
return 0;
}
-static void sas_host_release(struct device *dev)
-{
- struct Scsi_Host *shost = dev_to_shost(dev);
- struct sas_host_attrs *sas_host = to_sas_host_attrs(shost);
- struct request_queue *q = sas_host->q;
-
- if (q)
- blk_cleanup_queue(q);
-}
-
static int sas_bsg_initialize(struct Scsi_Host *shost, struct sas_rphy *rphy)
{
struct request_queue *q;
@@ -208,7 +198,7 @@ static int sas_bsg_initialize(struct Scsi_Host *shost, struct sas_rphy *rphy)
if (rphy) {
q = bsg_setup_queue(&rphy->dev, dev_name(&rphy->dev),
- sas_smp_dispatch, 0, NULL);
+ sas_smp_dispatch, 0);
if (IS_ERR(q))
return PTR_ERR(q);
rphy->q = q;
@@ -217,7 +207,7 @@ static int sas_bsg_initialize(struct Scsi_Host *shost, struct sas_rphy *rphy)
snprintf(name, sizeof(name), "sas_host%d", shost->host_no);
q = bsg_setup_queue(&shost->shost_gendev, name,
- sas_smp_dispatch, 0, sas_host_release);
+ sas_smp_dispatch, 0);
if (IS_ERR(q))
return PTR_ERR(q);
to_sas_host_attrs(shost)->q = q;
@@ -260,8 +250,11 @@ static int sas_host_remove(struct transport_container *tc, struct device *dev,
struct Scsi_Host *shost = dev_to_shost(dev);
struct request_queue *q = to_sas_host_attrs(shost)->q;
- if (q)
+ if (q) {
bsg_unregister_queue(q);
+ blk_cleanup_queue(q);
+ }
+
return 0;
}
diff --git a/drivers/scsi/scsi_transport_srp.c b/drivers/scsi/scsi_transport_srp.c
index 36f6190931bc..4e46fdb2d7c9 100644
--- a/drivers/scsi/scsi_transport_srp.c
+++ b/drivers/scsi/scsi_transport_srp.c
@@ -51,6 +51,8 @@ struct srp_internal {
struct transport_container rport_attr_cont;
};
+static int scsi_is_srp_rport(const struct device *dev);
+
#define to_srp_internal(tmpl) container_of(tmpl, struct srp_internal, t)
#define dev_to_rport(d) container_of(d, struct srp_rport, dev)
@@ -60,9 +62,24 @@ static inline struct Scsi_Host *rport_to_shost(struct srp_rport *r)
return dev_to_shost(r->dev.parent);
}
+static int find_child_rport(struct device *dev, void *data)
+{
+ struct device **child = data;
+
+ if (scsi_is_srp_rport(dev)) {
+ WARN_ON_ONCE(*child);
+ *child = dev;
+ }
+ return 0;
+}
+
static inline struct srp_rport *shost_to_rport(struct Scsi_Host *shost)
{
- return transport_class_to_srp_rport(&shost->shost_gendev);
+ struct device *child = NULL;
+
+ WARN_ON_ONCE(device_for_each_child(&shost->shost_gendev, &child,
+ find_child_rport) < 0);
+ return child ? dev_to_rport(child) : NULL;
}
/**
@@ -587,7 +604,7 @@ EXPORT_SYMBOL(srp_reconnect_rport);
*
* If a timeout occurs while an rport is in the blocked state, ask the SCSI
* EH to continue waiting (BLK_EH_RESET_TIMER). Otherwise let the SCSI core
- * handle the timeout (BLK_EH_NOT_HANDLED).
+ * handle the timeout (BLK_EH_DONE).
*
* Note: This function is called from soft-IRQ context and with the request
* queue lock held.
@@ -600,9 +617,10 @@ enum blk_eh_timer_return srp_timed_out(struct scsi_cmnd *scmd)
struct srp_rport *rport = shost_to_rport(shost);
pr_debug("timeout for sdev %s\n", dev_name(&sdev->sdev_gendev));
- return rport->fast_io_fail_tmo < 0 && rport->dev_loss_tmo < 0 &&
+ return rport && rport->fast_io_fail_tmo < 0 &&
+ rport->dev_loss_tmo < 0 &&
i->f->reset_timer_if_blocked && scsi_device_blocked(sdev) ?
- BLK_EH_RESET_TIMER : BLK_EH_NOT_HANDLED;
+ BLK_EH_RESET_TIMER : BLK_EH_DONE;
}
EXPORT_SYMBOL(srp_timed_out);
diff --git a/drivers/scsi/sg.c b/drivers/scsi/sg.c
index c198b96368dd..6fc58e2c99d3 100644
--- a/drivers/scsi/sg.c
+++ b/drivers/scsi/sg.c
@@ -66,7 +66,6 @@ static int sg_version_num = 30536; /* 2 digits for each component */
static char *sg_version_date = "20140603";
static int sg_proc_init(void);
-static void sg_proc_cleanup(void);
#endif
#define SG_ALLOW_DIO_DEF 0
@@ -1661,7 +1660,7 @@ static void __exit
exit_sg(void)
{
#ifdef CONFIG_SCSI_PROC_FS
- sg_proc_cleanup();
+ remove_proc_subtree("scsi/sg", NULL);
#endif /* CONFIG_SCSI_PROC_FS */
scsi_unregister_interface(&sg_interface);
class_destroy(sg_sysfs_class);
@@ -1715,7 +1714,7 @@ sg_start_req(Sg_request *srp, unsigned char *cmd)
* does not sleep except under memory pressure.
*/
rq = blk_get_request(q, hp->dxfer_direction == SG_DXFER_TO_DEV ?
- REQ_OP_SCSI_OUT : REQ_OP_SCSI_IN, GFP_KERNEL);
+ REQ_OP_SCSI_OUT : REQ_OP_SCSI_IN, 0);
if (IS_ERR(rq)) {
kfree(long_cmdp);
return PTR_ERR(rq);
@@ -1894,7 +1893,7 @@ retry:
num = (rem_sz > scatter_elem_sz_prev) ?
scatter_elem_sz_prev : rem_sz;
- schp->pages[k] = alloc_pages(gfp_mask, order);
+ schp->pages[k] = alloc_pages(gfp_mask | __GFP_ZERO, order);
if (!schp->pages[k])
goto out;
@@ -2274,11 +2273,6 @@ sg_get_dev(int dev)
}
#ifdef CONFIG_SCSI_PROC_FS
-
-static struct proc_dir_entry *sg_proc_sgp = NULL;
-
-static char sg_proc_sg_dirname[] = "scsi/sg";
-
static int sg_proc_seq_show_int(struct seq_file *s, void *v);
static int sg_proc_single_open_adio(struct inode *inode, struct file *file);
@@ -2306,37 +2300,11 @@ static const struct file_operations dressz_fops = {
};
static int sg_proc_seq_show_version(struct seq_file *s, void *v);
-static int sg_proc_single_open_version(struct inode *inode, struct file *file);
-static const struct file_operations version_fops = {
- .owner = THIS_MODULE,
- .open = sg_proc_single_open_version,
- .read = seq_read,
- .llseek = seq_lseek,
- .release = single_release,
-};
-
static int sg_proc_seq_show_devhdr(struct seq_file *s, void *v);
-static int sg_proc_single_open_devhdr(struct inode *inode, struct file *file);
-static const struct file_operations devhdr_fops = {
- .owner = THIS_MODULE,
- .open = sg_proc_single_open_devhdr,
- .read = seq_read,
- .llseek = seq_lseek,
- .release = single_release,
-};
-
static int sg_proc_seq_show_dev(struct seq_file *s, void *v);
-static int sg_proc_open_dev(struct inode *inode, struct file *file);
static void * dev_seq_start(struct seq_file *s, loff_t *pos);
static void * dev_seq_next(struct seq_file *s, void *v, loff_t *pos);
static void dev_seq_stop(struct seq_file *s, void *v);
-static const struct file_operations dev_fops = {
- .owner = THIS_MODULE,
- .open = sg_proc_open_dev,
- .read = seq_read,
- .llseek = seq_lseek,
- .release = seq_release,
-};
static const struct seq_operations dev_seq_ops = {
.start = dev_seq_start,
.next = dev_seq_next,
@@ -2345,14 +2313,6 @@ static const struct seq_operations dev_seq_ops = {
};
static int sg_proc_seq_show_devstrs(struct seq_file *s, void *v);
-static int sg_proc_open_devstrs(struct inode *inode, struct file *file);
-static const struct file_operations devstrs_fops = {
- .owner = THIS_MODULE,
- .open = sg_proc_open_devstrs,
- .read = seq_read,
- .llseek = seq_lseek,
- .release = seq_release,
-};
static const struct seq_operations devstrs_seq_ops = {
.start = dev_seq_start,
.next = dev_seq_next,
@@ -2361,14 +2321,6 @@ static const struct seq_operations devstrs_seq_ops = {
};
static int sg_proc_seq_show_debug(struct seq_file *s, void *v);
-static int sg_proc_open_debug(struct inode *inode, struct file *file);
-static const struct file_operations debug_fops = {
- .owner = THIS_MODULE,
- .open = sg_proc_open_debug,
- .read = seq_read,
- .llseek = seq_lseek,
- .release = seq_release,
-};
static const struct seq_operations debug_seq_ops = {
.start = dev_seq_start,
.next = dev_seq_next,
@@ -2376,50 +2328,23 @@ static const struct seq_operations debug_seq_ops = {
.show = sg_proc_seq_show_debug,
};
-
-struct sg_proc_leaf {
- const char * name;
- const struct file_operations * fops;
-};
-
-static const struct sg_proc_leaf sg_proc_leaf_arr[] = {
- {"allow_dio", &adio_fops},
- {"debug", &debug_fops},
- {"def_reserved_size", &dressz_fops},
- {"device_hdr", &devhdr_fops},
- {"devices", &dev_fops},
- {"device_strs", &devstrs_fops},
- {"version", &version_fops}
-};
-
static int
sg_proc_init(void)
{
- int num_leaves = ARRAY_SIZE(sg_proc_leaf_arr);
- int k;
+ struct proc_dir_entry *p;
- sg_proc_sgp = proc_mkdir(sg_proc_sg_dirname, NULL);
- if (!sg_proc_sgp)
+ p = proc_mkdir("scsi/sg", NULL);
+ if (!p)
return 1;
- for (k = 0; k < num_leaves; ++k) {
- const struct sg_proc_leaf *leaf = &sg_proc_leaf_arr[k];
- umode_t mask = leaf->fops->write ? S_IRUGO | S_IWUSR : S_IRUGO;
- proc_create(leaf->name, mask, sg_proc_sgp, leaf->fops);
- }
- return 0;
-}
-static void
-sg_proc_cleanup(void)
-{
- int k;
- int num_leaves = ARRAY_SIZE(sg_proc_leaf_arr);
-
- if (!sg_proc_sgp)
- return;
- for (k = 0; k < num_leaves; ++k)
- remove_proc_entry(sg_proc_leaf_arr[k].name, sg_proc_sgp);
- remove_proc_entry(sg_proc_sg_dirname, NULL);
+ proc_create("allow_dio", S_IRUGO | S_IWUSR, p, &adio_fops);
+ proc_create_seq("debug", S_IRUGO, p, &debug_seq_ops);
+ proc_create("def_reserved_size", S_IRUGO | S_IWUSR, p, &dressz_fops);
+ proc_create_single("device_hdr", S_IRUGO, p, sg_proc_seq_show_devhdr);
+ proc_create_seq("devices", S_IRUGO, p, &dev_seq_ops);
+ proc_create_seq("device_strs", S_IRUGO, p, &devstrs_seq_ops);
+ proc_create_single("version", S_IRUGO, p, sg_proc_seq_show_version);
+ return 0;
}
@@ -2482,22 +2407,12 @@ static int sg_proc_seq_show_version(struct seq_file *s, void *v)
return 0;
}
-static int sg_proc_single_open_version(struct inode *inode, struct file *file)
-{
- return single_open(file, sg_proc_seq_show_version, NULL);
-}
-
static int sg_proc_seq_show_devhdr(struct seq_file *s, void *v)
{
seq_puts(s, "host\tchan\tid\tlun\ttype\topens\tqdepth\tbusy\tonline\n");
return 0;
}
-static int sg_proc_single_open_devhdr(struct inode *inode, struct file *file)
-{
- return single_open(file, sg_proc_seq_show_devhdr, NULL);
-}
-
struct sg_proc_deviter {
loff_t index;
size_t max;
@@ -2531,11 +2446,6 @@ static void dev_seq_stop(struct seq_file *s, void *v)
kfree(s->private);
}
-static int sg_proc_open_dev(struct inode *inode, struct file *file)
-{
- return seq_open(file, &dev_seq_ops);
-}
-
static int sg_proc_seq_show_dev(struct seq_file *s, void *v)
{
struct sg_proc_deviter * it = (struct sg_proc_deviter *) v;
@@ -2562,11 +2472,6 @@ static int sg_proc_seq_show_dev(struct seq_file *s, void *v)
return 0;
}
-static int sg_proc_open_devstrs(struct inode *inode, struct file *file)
-{
- return seq_open(file, &devstrs_seq_ops);
-}
-
static int sg_proc_seq_show_devstrs(struct seq_file *s, void *v)
{
struct sg_proc_deviter * it = (struct sg_proc_deviter *) v;
@@ -2650,11 +2555,6 @@ static void sg_proc_debug_helper(struct seq_file *s, Sg_device * sdp)
}
}
-static int sg_proc_open_debug(struct inode *inode, struct file *file)
-{
- return seq_open(file, &debug_seq_ops);
-}
-
static int sg_proc_seq_show_debug(struct seq_file *s, void *v)
{
struct sg_proc_deviter * it = (struct sg_proc_deviter *) v;
diff --git a/drivers/scsi/sr_ioctl.c b/drivers/scsi/sr_ioctl.c
index 2a21f2d48592..35fab1e18adc 100644
--- a/drivers/scsi/sr_ioctl.c
+++ b/drivers/scsi/sr_ioctl.c
@@ -188,9 +188,13 @@ int sr_do_ioctl(Scsi_CD *cd, struct packet_command *cgc)
struct scsi_device *SDev;
struct scsi_sense_hdr sshdr;
int result, err = 0, retries = 0;
+ unsigned char sense_buffer[SCSI_SENSE_BUFFERSIZE], *senseptr = NULL;
SDev = cd->device;
+ if (cgc->sense)
+ senseptr = sense_buffer;
+
retry:
if (!scsi_block_when_processing_errors(SDev)) {
err = -ENODEV;
@@ -198,10 +202,12 @@ int sr_do_ioctl(Scsi_CD *cd, struct packet_command *cgc)
}
result = scsi_execute(SDev, cgc->cmd, cgc->data_direction,
- cgc->buffer, cgc->buflen,
- (unsigned char *)cgc->sense, &sshdr,
+ cgc->buffer, cgc->buflen, senseptr, &sshdr,
cgc->timeout, IOCTL_RETRIES, 0, 0, NULL);
+ if (cgc->sense)
+ memcpy(cgc->sense, sense_buffer, sizeof(*cgc->sense));
+
/* Minimal error checking. Ignore cases we know about, and report the rest. */
if (driver_byte(result) != 0) {
switch (sshdr.sense_key) {
diff --git a/drivers/scsi/st.c b/drivers/scsi/st.c
index 6c399480783d..a427ce9497be 100644
--- a/drivers/scsi/st.c
+++ b/drivers/scsi/st.c
@@ -545,7 +545,7 @@ static int st_scsi_execute(struct st_request *SRpnt, const unsigned char *cmd,
req = blk_get_request(SRpnt->stp->device->request_queue,
data_direction == DMA_TO_DEVICE ?
- REQ_OP_SCSI_OUT : REQ_OP_SCSI_IN, GFP_KERNEL);
+ REQ_OP_SCSI_OUT : REQ_OP_SCSI_IN, 0);
if (IS_ERR(req))
return DRIVER_ERROR << 24;
rq = scsi_req(req);
diff --git a/drivers/scsi/storvsc_drv.c b/drivers/scsi/storvsc_drv.c
index 8c51d628b52e..a2ec0bc9e9fa 100644
--- a/drivers/scsi/storvsc_drv.c
+++ b/drivers/scsi/storvsc_drv.c
@@ -1722,11 +1722,14 @@ static int storvsc_probe(struct hv_device *device,
max_targets = STORVSC_MAX_TARGETS;
max_channels = STORVSC_MAX_CHANNELS;
/*
- * On Windows8 and above, we support sub-channels for storage.
+ * On Windows8 and above, we support sub-channels for storage
+ * on SCSI and FC controllers.
* The number of sub-channels offerred is based on the number of
* VCPUs in the guest.
*/
- max_sub_channels = (num_cpus / storvsc_vcpus_per_sub_channel);
+ if (!dev_is_ide)
+ max_sub_channels =
+ (num_cpus - 1) / storvsc_vcpus_per_sub_channel;
}
scsi_driver.can_queue = (max_outstanding_req_per_channel *
diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c
index 00e79057f870..d0a1674915a1 100644
--- a/drivers/scsi/ufs/ufshcd.c
+++ b/drivers/scsi/ufs/ufshcd.c
@@ -6497,12 +6497,12 @@ static enum blk_eh_timer_return ufshcd_eh_timed_out(struct scsi_cmnd *scmd)
bool found = false;
if (!scmd || !scmd->device || !scmd->device->host)
- return BLK_EH_NOT_HANDLED;
+ return BLK_EH_DONE;
host = scmd->device->host;
hba = shost_priv(host);
if (!hba)
- return BLK_EH_NOT_HANDLED;
+ return BLK_EH_DONE;
spin_lock_irqsave(host->host_lock, flags);
@@ -6520,7 +6520,7 @@ static enum blk_eh_timer_return ufshcd_eh_timed_out(struct scsi_cmnd *scmd)
* SCSI command was not actually dispatched to UFS driver, otherwise
* let SCSI layer handle the error as usual.
*/
- return found ? BLK_EH_NOT_HANDLED : BLK_EH_RESET_TIMER;
+ return found ? BLK_EH_DONE : BLK_EH_RESET_TIMER;
}
static const struct attribute_group *ufshcd_driver_groups[] = {
diff --git a/drivers/scsi/vmw_pvscsi.c b/drivers/scsi/vmw_pvscsi.c
index c374e3b5c678..777e5f1e52d1 100644
--- a/drivers/scsi/vmw_pvscsi.c
+++ b/drivers/scsi/vmw_pvscsi.c
@@ -609,7 +609,7 @@ static void pvscsi_complete_request(struct pvscsi_adapter *adapter,
break;
case BTSTAT_ABORTQUEUE:
- cmd->result = (DID_ABORT << 16);
+ cmd->result = (DID_BUS_BUSY << 16);
break;
case BTSTAT_SCSIPARITY:
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