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path: root/drivers/target/tcm_fc/tfc_conf.c
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Diffstat (limited to 'drivers/target/tcm_fc/tfc_conf.c')
-rw-r--r--drivers/target/tcm_fc/tfc_conf.c82
1 files changed, 36 insertions, 46 deletions
diff --git a/drivers/target/tcm_fc/tfc_conf.c b/drivers/target/tcm_fc/tfc_conf.c
index 84e868c..7962325 100644
--- a/drivers/target/tcm_fc/tfc_conf.c
+++ b/drivers/target/tcm_fc/tfc_conf.c
@@ -23,7 +23,6 @@
#include <linux/module.h>
#include <linux/moduleparam.h>
-#include <linux/version.h>
#include <generated/utsrelease.h>
#include <linux/utsname.h>
#include <linux/init.h>
@@ -32,6 +31,7 @@
#include <linux/types.h>
#include <linux/string.h>
#include <linux/configfs.h>
+#include <linux/kernel.h>
#include <linux/ctype.h>
#include <asm/unaligned.h>
#include <scsi/scsi.h>
@@ -48,7 +48,6 @@
#include <target/target_core_device.h>
#include <target/target_core_tpg.h>
#include <target/target_core_configfs.h>
-#include <target/target_core_base.h>
#include <target/configfs_macros.h>
#include "tcm_fc.h"
@@ -72,10 +71,10 @@ static ssize_t ft_parse_wwn(const char *name, u64 *wwn, int strict)
{
const char *cp;
char c;
- u32 nibble;
u32 byte = 0;
u32 pos = 0;
u32 err;
+ int val;
*wwn = 0;
for (cp = name; cp < &name[FT_NAMELEN - 1]; cp++) {
@@ -96,17 +95,14 @@ static ssize_t ft_parse_wwn(const char *name, u64 *wwn, int strict)
return cp - name;
}
err = 3;
- if (isdigit(c))
- nibble = c - '0';
- else if (isxdigit(c) && (islower(c) || !strict))
- nibble = tolower(c) - 'a' + 10;
- else
+ val = hex_to_bin(c);
+ if (val < 0 || (strict && isupper(c)))
goto fail;
- *wwn = (*wwn << 4) | nibble;
+ *wwn = (*wwn << 4) | val;
}
err = 4;
fail:
- FT_CONF_DBG("err %u len %zu pos %u byte %u\n",
+ pr_debug("err %u len %zu pos %u byte %u\n",
err, cp - name, pos, byte);
return -1;
}
@@ -216,14 +212,14 @@ static struct se_node_acl *ft_add_acl(
u64 wwpn;
u32 q_depth;
- FT_CONF_DBG("add acl %s\n", name);
+ pr_debug("add acl %s\n", name);
tpg = container_of(se_tpg, struct ft_tpg, se_tpg);
if (ft_parse_wwn(name, &wwpn, 1) < 0)
return ERR_PTR(-EINVAL);
acl = kzalloc(sizeof(struct ft_node_acl), GFP_KERNEL);
- if (!(acl))
+ if (!acl)
return ERR_PTR(-ENOMEM);
acl->node_auth.port_name = wwpn;
@@ -239,11 +235,11 @@ static void ft_del_acl(struct se_node_acl *se_acl)
struct ft_node_acl *acl = container_of(se_acl,
struct ft_node_acl, se_node_acl);
- FT_CONF_DBG("del acl %s\n",
+ pr_debug("del acl %s\n",
config_item_name(&se_acl->acl_group.cg_item));
tpg = container_of(se_tpg, struct ft_tpg, se_tpg);
- FT_CONF_DBG("del acl %p se_acl %p tpg %p se_tpg %p\n",
+ pr_debug("del acl %p se_acl %p tpg %p se_tpg %p\n",
acl, se_acl, tpg, &tpg->se_tpg);
core_tpg_del_initiator_node_acl(&tpg->se_tpg, se_acl, 1);
@@ -257,21 +253,21 @@ struct ft_node_acl *ft_acl_get(struct ft_tpg *tpg, struct fc_rport_priv *rdata)
struct se_portal_group *se_tpg = &tpg->se_tpg;
struct se_node_acl *se_acl;
- spin_lock_bh(&se_tpg->acl_node_lock);
+ spin_lock_irq(&se_tpg->acl_node_lock);
list_for_each_entry(se_acl, &se_tpg->acl_node_list, acl_list) {
acl = container_of(se_acl, struct ft_node_acl, se_node_acl);
- FT_CONF_DBG("acl %p port_name %llx\n",
+ pr_debug("acl %p port_name %llx\n",
acl, (unsigned long long)acl->node_auth.port_name);
if (acl->node_auth.port_name == rdata->ids.port_name ||
acl->node_auth.node_name == rdata->ids.node_name) {
- FT_CONF_DBG("acl %p port_name %llx matched\n", acl,
+ pr_debug("acl %p port_name %llx matched\n", acl,
(unsigned long long)rdata->ids.port_name);
found = acl;
/* XXX need to hold onto ACL */
break;
}
}
- spin_unlock_bh(&se_tpg->acl_node_lock);
+ spin_unlock_irq(&se_tpg->acl_node_lock);
return found;
}
@@ -280,11 +276,11 @@ struct se_node_acl *ft_tpg_alloc_fabric_acl(struct se_portal_group *se_tpg)
struct ft_node_acl *acl;
acl = kzalloc(sizeof(*acl), GFP_KERNEL);
- if (!(acl)) {
- printk(KERN_ERR "Unable to allocate struct ft_node_acl\n");
+ if (!acl) {
+ pr_err("Unable to allocate struct ft_node_acl\n");
return NULL;
}
- FT_CONF_DBG("acl %p\n", acl);
+ pr_debug("acl %p\n", acl);
return &acl->se_node_acl;
}
@@ -294,7 +290,7 @@ static void ft_tpg_release_fabric_acl(struct se_portal_group *se_tpg,
struct ft_node_acl *acl = container_of(se_acl,
struct ft_node_acl, se_node_acl);
- FT_CONF_DBG(KERN_INFO "acl %p\n", acl);
+ pr_debug("acl %p\n", acl);
kfree(acl);
}
@@ -308,10 +304,11 @@ static struct se_portal_group *ft_add_tpg(
{
struct ft_lport_acl *lacl;
struct ft_tpg *tpg;
+ struct workqueue_struct *wq;
unsigned long index;
int ret;
- FT_CONF_DBG("tcm_fc: add tpg %s\n", name);
+ pr_debug("tcm_fc: add tpg %s\n", name);
/*
* Name must be "tpgt_" followed by the index.
@@ -328,20 +325,21 @@ static struct se_portal_group *ft_add_tpg(
tpg->index = index;
tpg->lport_acl = lacl;
INIT_LIST_HEAD(&tpg->lun_list);
- transport_init_queue_obj(&tpg->qobj);
- ret = core_tpg_register(&ft_configfs->tf_ops, wwn, &tpg->se_tpg,
- (void *)tpg, TRANSPORT_TPG_TYPE_NORMAL);
- if (ret < 0) {
+ wq = alloc_workqueue("tcm_fc", 0, 1);
+ if (!wq) {
kfree(tpg);
return NULL;
}
- tpg->thread = kthread_run(ft_thread, tpg, "ft_tpg%lu", index);
- if (IS_ERR(tpg->thread)) {
+ ret = core_tpg_register(&ft_configfs->tf_ops, wwn, &tpg->se_tpg,
+ tpg, TRANSPORT_TPG_TYPE_NORMAL);
+ if (ret < 0) {
+ destroy_workqueue(wq);
kfree(tpg);
return NULL;
}
+ tpg->workqueue = wq;
mutex_lock(&ft_lport_lock);
list_add_tail(&tpg->list, &lacl->tpg_list);
@@ -354,10 +352,10 @@ static void ft_del_tpg(struct se_portal_group *se_tpg)
{
struct ft_tpg *tpg = container_of(se_tpg, struct ft_tpg, se_tpg);
- FT_CONF_DBG("del tpg %s\n",
+ pr_debug("del tpg %s\n",
config_item_name(&tpg->se_tpg.tpg_group.cg_item));
- kthread_stop(tpg->thread);
+ destroy_workqueue(tpg->workqueue);
/* Wait for sessions to be freed thru RCU, for BUG_ON below */
synchronize_rcu();
@@ -412,7 +410,7 @@ static struct se_wwn *ft_add_lport(
struct ft_lport_acl *old_lacl;
u64 wwpn;
- FT_CONF_DBG("add lport %s\n", name);
+ pr_debug("add lport %s\n", name);
if (ft_parse_wwn(name, &wwpn, 1) < 0)
return NULL;
lacl = kzalloc(sizeof(*lacl), GFP_KERNEL);
@@ -441,8 +439,7 @@ static void ft_del_lport(struct se_wwn *wwn)
struct ft_lport_acl *lacl = container_of(wwn,
struct ft_lport_acl, fc_lport_wwn);
- FT_CONF_DBG("del lport %s\n",
- config_item_name(&wwn->wwn_group.cg_item));
+ pr_debug("del lport %s\n", lacl->name);
mutex_lock(&ft_lport_lock);
list_del(&lacl->list);
mutex_unlock(&ft_lport_lock);
@@ -536,8 +533,7 @@ static struct target_core_fabric_ops ft_fabric_ops = {
.tpg_release_fabric_acl = ft_tpg_release_fabric_acl,
.tpg_get_inst_index = ft_tpg_get_inst_index,
.check_stop_free = ft_check_stop_free,
- .release_cmd_to_pool = ft_release_cmd,
- .release_cmd_direct = ft_release_cmd,
+ .release_cmd = ft_release_cmd,
.shutdown_session = ft_sess_shutdown,
.close_session = ft_sess_close,
.stop_session = ft_sess_stop,
@@ -550,7 +546,6 @@ static struct target_core_fabric_ops ft_fabric_ops = {
.set_default_node_attributes = ft_set_default_node_attr,
.get_task_tag = ft_get_task_tag,
.get_cmd_state = ft_get_cmd_state,
- .new_cmd_failure = ft_new_cmd_failure,
.queue_data_in = ft_queue_data_in,
.queue_status = ft_queue_status,
.queue_tm_rsp = ft_queue_tm_resp,
@@ -582,10 +577,10 @@ int ft_register_configfs(void)
* Register the top level struct config_item_type with TCM core
*/
fabric = target_fabric_configfs_init(THIS_MODULE, "fc");
- if (!fabric) {
- printk(KERN_INFO "%s: target_fabric_configfs_init() failed!\n",
+ if (IS_ERR(fabric)) {
+ pr_err("%s: target_fabric_configfs_init() failed!\n",
__func__);
- return -1;
+ return PTR_ERR(fabric);
}
fabric->tf_ops = ft_fabric_ops;
@@ -610,11 +605,8 @@ int ft_register_configfs(void)
*/
ret = target_fabric_configfs_register(fabric);
if (ret < 0) {
- FT_CONF_DBG("target_fabric_configfs_register() for"
+ pr_debug("target_fabric_configfs_register() for"
" FC Target failed!\n");
- printk(KERN_INFO
- "%s: target_fabric_configfs_register() failed!\n",
- __func__);
target_fabric_configfs_free(fabric);
return -1;
}
@@ -661,9 +653,7 @@ static void __exit ft_exit(void)
synchronize_rcu();
}
-#ifdef MODULE
MODULE_DESCRIPTION("FC TCM fabric driver " FT_VERSION);
MODULE_LICENSE("GPL");
module_init(ft_init);
module_exit(ft_exit);
-#endif /* MODULE */
generated by cgit v1.1 at 2024-04-20 09:54:19 +0000