[PATCH 3/6] target: tcm_loop: Combine substrings for 26 messages

From: SF Markus Elfring
Date: Mon Dec 11 2017 - 05:44:44 EST

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In reply to: SF Markus Elfring: "[PATCH 2/6] target: tcm_loop: Improve a size determination in two functions"
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From: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
Date: Mon, 11 Dec 2017 10:40:23 +0100

The script "checkpatch.pl" pointed information out like the following.

WARNING: quoted string split across lines

Thus fix the affected source code places.

Signed-off-by: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
---
drivers/target/loopback/tcm_loop.c | 120 ++++++++++++++++---------------------
1 file changed, 52 insertions(+), 68 deletions(-)

diff --git a/drivers/target/loopback/tcm_loop.c b/drivers/target/loopback/tcm_loop.c
index 60e4185e7508..d91109c1c4ae 100644
--- a/drivers/target/loopback/tcm_loop.c
+++ b/drivers/target/loopback/tcm_loop.c
@@ -123,8 +123,8 @@ static void tcm_loop_submission_work(struct work_struct *work)
}
tl_nexus = tl_tpg->tl_nexus;
if (!tl_nexus) {
- scmd_printk(KERN_ERR, sc, "TCM_Loop I_T Nexus"
- " does not exist\n");
+ scmd_printk(KERN_ERR, sc,
+ "TCM_Loop I_T Nexus does not exist\n");
set_host_byte(sc, DID_ERROR);
goto out_done;
}
@@ -177,10 +177,10 @@ static int tcm_loop_queuecommand(struct Scsi_Host *sh, struct scsi_cmnd *sc)
{
struct tcm_loop_cmd *tl_cmd;

- pr_debug("tcm_loop_queuecommand() %d:%d:%d:%llu got CDB: 0x%02x"
- " scsi_buf_len: %u\n", sc->device->host->host_no,
- sc->device->id, sc->device->channel, sc->device->lun,
- sc->cmnd[0], scsi_bufflen(sc));
+ pr_debug("%s() %d:%d:%d:%llu got CDB: 0x%02x scsi_buf_len: %u\n",
+ __func__, sc->device->host->host_no, sc->device->id,
+ sc->device->channel, sc->device->lun, sc->cmnd[0],
+ scsi_bufflen(sc));

tl_cmd = kmem_cache_zalloc(tcm_loop_cmd_cache, GFP_ATOMIC);
if (!tl_cmd) {
@@ -214,8 +214,7 @@ static int tcm_loop_issue_tmr(struct tcm_loop_tpg *tl_tpg,
*/
tl_nexus = tl_tpg->tl_nexus;
if (!tl_nexus) {
- pr_err("Unable to perform device reset without"
- " active I_T Nexus\n");
+ pr_err("Unable to perform device reset without active I_T Nexus\n");
return ret;
}

@@ -295,8 +294,7 @@ static int tcm_loop_target_reset(struct scsi_cmnd *sc)
*/
tl_hba = *(struct tcm_loop_hba **)shost_priv(sc->device->host);
if (!tl_hba) {
- pr_err("Unable to perform device reset without"
- " active I_T Nexus\n");
+ pr_err("Unable to perform device reset without active I_T Nexus\n");
return FAILED;
}
/*
@@ -414,8 +412,7 @@ static int tcm_loop_setup_hba_bus(struct tcm_loop_hba *tl_hba, int tcm_loop_host

ret = device_register(&tl_hba->dev);
if (ret) {
- pr_err("device_register() failed for"
- " tl_hba->dev: %d\n", ret);
+ pr_err("device_register() failed for tl_hba->dev: %d\n", ret);
return -ENODEV;
}

@@ -444,8 +441,7 @@ static int tcm_loop_alloc_core_bus(void)

ret = driver_register(&tcm_loop_driverfs);
if (ret) {
- pr_err("driver_register() failed for"
- "tcm_loop_driverfs\n");
+ pr_err("driver_register() failed for tcm_loop_driverfs\n");
goto bus_unreg;
}

@@ -584,8 +580,8 @@ static int tcm_loop_queue_data_in(struct se_cmd *se_cmd)
struct tcm_loop_cmd, tl_se_cmd);
struct scsi_cmnd *sc = tl_cmd->sc;

- pr_debug("tcm_loop_queue_data_in() called for scsi_cmnd: %p"
- " cdb: 0x%02x\n", sc, sc->cmnd[0]);
+ pr_debug("%s() called for scsi_cmnd: %p cdb: 0x%02x\n",
+ __func__, sc, sc->cmnd[0]);

sc->result = SAM_STAT_GOOD;
set_host_byte(sc, DID_OK);
@@ -602,8 +598,8 @@ static int tcm_loop_queue_status(struct se_cmd *se_cmd)
struct tcm_loop_cmd, tl_se_cmd);
struct scsi_cmnd *sc = tl_cmd->sc;

- pr_debug("tcm_loop_queue_status() called for scsi_cmnd: %p"
- " cdb: 0x%02x\n", sc, sc->cmnd[0]);
+ pr_debug("%s() called for scsi_cmnd: %p cdb: 0x%02x\n",
+ __func__, sc, sc->cmnd[0]);

if (se_cmd->sense_buffer &&
((se_cmd->se_cmd_flags & SCF_TRANSPORT_TASK_SENSE) ||
@@ -688,8 +684,8 @@ static void tcm_loop_port_unlink(
sd = scsi_device_lookup(tl_hba->sh, 0, tl_tpg->tl_tpgt,
se_lun->unpacked_lun);
if (!sd) {
- pr_err("Unable to locate struct scsi_device for %d:%d:"
- "%llu\n", 0, tl_tpg->tl_tpgt, se_lun->unpacked_lun);
+ pr_err("Unable to locate struct scsi_device for %d:%d:%llu\n",
+ 0, tl_tpg->tl_tpgt, se_lun->unpacked_lun);
return;
}
/*
@@ -782,9 +778,8 @@ static int tcm_loop_make_nexus(
return ret;
}

- pr_debug("TCM_Loop_ConfigFS: Established I_T Nexus to emulated"
- " %s Initiator Port: %s\n", tcm_loop_dump_proto_id(tl_hba),
- name);
+ pr_debug("TCM_Loop_ConfigFS: Established I_T Nexus to emulated %s Initiator Port: %s\n",
+ tcm_loop_dump_proto_id(tl_hba), name);
return 0;
}

@@ -803,15 +798,14 @@ static int tcm_loop_drop_nexus(
return -ENODEV;

if (atomic_read(&tpg->tl_tpg_port_count)) {
- pr_err("Unable to remove TCM_Loop I_T Nexus with"
- " active TPG port count: %d\n",
- atomic_read(&tpg->tl_tpg_port_count));
+ pr_err("Unable to remove TCM_Loop I_T Nexus with active TPG port count: %d\n",
+ atomic_read(&tpg->tl_tpg_port_count));
return -EPERM;
}

- pr_debug("TCM_Loop_ConfigFS: Removing I_T Nexus to emulated"
- " %s Initiator Port: %s\n", tcm_loop_dump_proto_id(tpg->tl_hba),
- tl_nexus->se_sess->se_node_acl->initiatorname);
+ pr_debug("TCM_Loop_ConfigFS: Removing I_T Nexus to emulated %s Initiator Port: %s\n",
+ tcm_loop_dump_proto_id(tpg->tl_hba),
+ tl_nexus->se_sess->se_node_acl->initiatorname);
/*
* Release the SCSI I_T Nexus to the emulated Target Port
*/
@@ -863,8 +857,8 @@ static ssize_t tcm_loop_tpg_nexus_store(struct config_item *item,
* tcm_loop_make_nexus()
*/
if (strlen(page) >= TL_WWN_ADDR_LEN) {
- pr_err("Emulated NAA Sas Address: %s, exceeds"
- " max: %d\n", page, TL_WWN_ADDR_LEN);
+ pr_err("Emulated NAA Sas Address: %s, exceeds max: %d\n",
+ page, TL_WWN_ADDR_LEN);
return -EINVAL;
}
snprintf(&i_port[0], TL_WWN_ADDR_LEN, "%s", page);
@@ -872,9 +866,8 @@ static ssize_t tcm_loop_tpg_nexus_store(struct config_item *item,
ptr = strstr(i_port, "naa.");
if (ptr) {
if (tl_hba->tl_proto_id != SCSI_PROTOCOL_SAS) {
- pr_err("Passed SAS Initiator Port %s does not"
- " match target port protoid: %s\n", i_port,
- tcm_loop_dump_proto_id(tl_hba));
+ pr_err("Passed SAS Initiator Port %s does not match target port protoid: %s\n",
+ i_port, tcm_loop_dump_proto_id(tl_hba));
return -EINVAL;
}
port_ptr = &i_port[0];
@@ -883,9 +876,8 @@ static ssize_t tcm_loop_tpg_nexus_store(struct config_item *item,
ptr = strstr(i_port, "fc.");
if (ptr) {
if (tl_hba->tl_proto_id != SCSI_PROTOCOL_FCP) {
- pr_err("Passed FCP Initiator Port %s does not"
- " match target port protoid: %s\n", i_port,
- tcm_loop_dump_proto_id(tl_hba));
+ pr_err("Passed FCP Initiator Port %s does not match target port protoid: %s\n",
+ i_port, tcm_loop_dump_proto_id(tl_hba));
return -EINVAL;
}
port_ptr = &i_port[3]; /* Skip over "fc." */
@@ -894,16 +886,15 @@ static ssize_t tcm_loop_tpg_nexus_store(struct config_item *item,
ptr = strstr(i_port, "iqn.");
if (ptr) {
if (tl_hba->tl_proto_id != SCSI_PROTOCOL_ISCSI) {
- pr_err("Passed iSCSI Initiator Port %s does not"
- " match target port protoid: %s\n", i_port,
- tcm_loop_dump_proto_id(tl_hba));
+ pr_err("Passed iSCSI Initiator Port %s does not match target port protoid: %s\n",
+ i_port, tcm_loop_dump_proto_id(tl_hba));
return -EINVAL;
}
port_ptr = &i_port[0];
goto check_newline;
}
- pr_err("Unable to locate prefix for emulated Initiator Port:"
- " %s\n", i_port);
+ pr_err("Unable to locate prefix for emulated Initiator Port: %s\n",
+ i_port);
return -EINVAL;
/*
* Clear any trailing newline for the NAA WWN
@@ -1005,16 +996,15 @@ static struct se_portal_group *tcm_loop_make_naa_tpg(
unsigned long tpgt;

if (strstr(name, "tpgt_") != name) {
- pr_err("Unable to locate \"tpgt_#\" directory"
- " group\n");
+ pr_err("Unable to locate \"tpgt_#\" directory group\n");
return ERR_PTR(-EINVAL);
}
if (kstrtoul(name+5, 10, &tpgt))
return ERR_PTR(-EINVAL);

if (tpgt >= TL_TPGS_PER_HBA) {
- pr_err("Passed tpgt: %lu exceeds TL_TPGS_PER_HBA:"
- " %u\n", tpgt, TL_TPGS_PER_HBA);
+ pr_err("Passed tpgt: %lu exceeds TL_TPGS_PER_HBA: %u\n",
+ tpgt, TL_TPGS_PER_HBA);
return ERR_PTR(-EINVAL);
}
tl_tpg = &tl_hba->tl_hba_tpgs[tpgt];
@@ -1027,10 +1017,9 @@ static struct se_portal_group *tcm_loop_make_naa_tpg(
if (ret < 0)
return ERR_PTR(-ENOMEM);

- pr_debug("TCM_Loop_ConfigFS: Allocated Emulated %s"
- " Target Port %s,t,0x%04lx\n", tcm_loop_dump_proto_id(tl_hba),
- config_item_name(&wwn->wwn_group.cg_item), tpgt);
-
+ pr_debug("TCM_Loop_ConfigFS: Allocated Emulated %s Target Port %s,t,0x%04lx\n",
+ tcm_loop_dump_proto_id(tl_hba),
+ config_item_name(&wwn->wwn_group.cg_item), tpgt);
return &tl_tpg->tl_se_tpg;
}

@@ -1057,9 +1046,9 @@ static void tcm_loop_drop_naa_tpg(
tl_tpg->tl_hba = NULL;
tl_tpg->tl_tpgt = 0;

- pr_debug("TCM_Loop_ConfigFS: Deallocated Emulated %s"
- " Target Port %s,t,0x%04x\n", tcm_loop_dump_proto_id(tl_hba),
- config_item_name(&wwn->wwn_group.cg_item), tpgt);
+ pr_debug("TCM_Loop_ConfigFS: Deallocated Emulated %s Target Port %s,t,0x%04x\n",
+ tcm_loop_dump_proto_id(tl_hba),
+ config_item_name(&wwn->wwn_group.cg_item), tpgt);
}

/* End items for tcm_loop_naa_cit */
@@ -1097,8 +1086,8 @@ static struct se_wwn *tcm_loop_make_scsi_hba(
}
ptr = strstr(name, "iqn.");
if (!ptr) {
- pr_err("Unable to locate prefix for emulated Target "
- "Port: %s\n", name);
+ pr_err("Unable to locate prefix for emulated Target Port: %s\n",
+ name);
ret = -EINVAL;
goto out;
}
@@ -1106,9 +1095,8 @@ static struct se_wwn *tcm_loop_make_scsi_hba(

check_len:
if (strlen(name) >= TL_WWN_ADDR_LEN) {
- pr_err("Emulated NAA %s Address: %s, exceeds"
- " max: %d\n", name, tcm_loop_dump_proto_id(tl_hba),
- TL_WWN_ADDR_LEN);
+ pr_err("Emulated NAA %s Address: %s, exceeds max: %d\n",
+ name, tcm_loop_dump_proto_id(tl_hba), TL_WWN_ADDR_LEN);
ret = -EINVAL;
goto out;
}
@@ -1125,10 +1113,8 @@ static struct se_wwn *tcm_loop_make_scsi_hba(

sh = tl_hba->sh;
tcm_loop_hba_no_cnt++;
- pr_debug("TCM_Loop_ConfigFS: Allocated emulated Target"
- " %s Address: %s at Linux/SCSI Host ID: %d\n",
- tcm_loop_dump_proto_id(tl_hba), name, sh->host_no);
-
+ pr_debug("TCM_Loop_ConfigFS: Allocated emulated Target %s Address: %s at Linux/SCSI Host ID: %d\n",
+ tcm_loop_dump_proto_id(tl_hba), name, sh->host_no);
return &tl_hba->tl_hba_wwn;
out:
kfree(tl_hba);
@@ -1141,10 +1127,9 @@ static void tcm_loop_drop_scsi_hba(
struct tcm_loop_hba *tl_hba = container_of(wwn,
struct tcm_loop_hba, tl_hba_wwn);

- pr_debug("TCM_Loop_ConfigFS: Deallocating emulated Target"
- " %s Address: %s at Linux/SCSI Host ID: %d\n",
- tcm_loop_dump_proto_id(tl_hba), tl_hba->tl_wwn_address,
- tl_hba->sh->host_no);
+ pr_debug("TCM_Loop_ConfigFS: Deallocating emulated Target %s Address: %s at Linux/SCSI Host ID: %d\n",
+ tcm_loop_dump_proto_id(tl_hba), tl_hba->tl_wwn_address,
+ tl_hba->sh->host_no);
/*
* Call device_unregister() on the original tl_hba->dev.
* tcm_loop_fabric_scsi.c:tcm_loop_release_adapter() will
@@ -1217,8 +1202,7 @@ static int __init tcm_loop_fabric_init(void)
__alignof__(struct tcm_loop_cmd),
0, NULL);
if (!tcm_loop_cmd_cache) {
- pr_debug("kmem_cache_create() for"
- " tcm_loop_cmd_cache failed\n");
+ pr_debug("kmem_cache_create() for tcm_loop_cmd_cache failed\n");
goto out_destroy_workqueue;
}

--
2.15.1

Next message: Joel Stanley: "Re: [PATCH 05/20] ARM: dts: aspeed: Add proper clock references"
Previous message: Ludovic Barre: "[PATCH V2 1/1] ARM: debug: add stm32 low-level debug support"
In reply to: SF Markus Elfring: "[PATCH 2/6] target: tcm_loop: Improve a size determination in two functions"
Next in thread: SF Markus Elfring: "[PATCH 4/6] target: tcm_loop: Delete two unnecessary variable initialisations in tcm_loop_issue_tmr()"
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