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[SCSI] libiscsi: Exporting new attrs for iscsi session and connection in sysfs

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Signed-off-by: Adheer Chandravanshi <adheer.chandravanshi@qlogic.com>
Signed-off-by: Vikas Chaudhary <vikas.chaudhary@qlogic.com>
Reviewed-by: Mike Christie <michaelc@cs.wisc.edu>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
This commit is contained in:
Adheer Chandravanshi 2013-07-01 05:54:12 -04:00 committed by James Bottomley
parent ae542edb11
commit f8525eb4cf
2 changed files with 128 additions and 0 deletions
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97
drivers/scsi/libiscsi.c
View File

@ -2812,6 +2812,8 @@ void iscsi_session_teardown(struct iscsi_cls_session *cls_session)
kfree(session->boot_nic);
kfree(session->boot_target);
kfree(session->ifacename);
kfree(session->portal_type);
kfree(session->discovery_parent_type);
iscsi_destroy_session(cls_session);
iscsi_host_dec_session_cnt(shost);
@ -3257,6 +3259,11 @@ int iscsi_set_param(struct iscsi_cls_conn *cls_conn,
return iscsi_switch_str_param(&session->boot_nic, buf);
case ISCSI_PARAM_BOOT_TARGET:
return iscsi_switch_str_param(&session->boot_target, buf);
case ISCSI_PARAM_PORTAL_TYPE:
return iscsi_switch_str_param(&session->portal_type, buf);
case ISCSI_PARAM_DISCOVERY_PARENT_TYPE:
return iscsi_switch_str_param(&session->discovery_parent_type,
buf);
default:
return -ENOSYS;
}
@ -3343,6 +3350,51 @@ int iscsi_session_get_param(struct iscsi_cls_session *cls_session,
break;
case ISCSI_PARAM_BOOT_TARGET:
len = sprintf(buf, "%s\n", session->boot_target);
case ISCSI_PARAM_AUTO_SND_TGT_DISABLE:
len = sprintf(buf, "%u\n", session->auto_snd_tgt_disable);
break;
case ISCSI_PARAM_DISCOVERY_SESS:
len = sprintf(buf, "%u\n", session->discovery_sess);
break;
case ISCSI_PARAM_PORTAL_TYPE:
len = sprintf(buf, "%s\n", session->portal_type);
break;
case ISCSI_PARAM_CHAP_AUTH_EN:
len = sprintf(buf, "%u\n", session->chap_auth_en);
break;
case ISCSI_PARAM_DISCOVERY_LOGOUT_EN:
len = sprintf(buf, "%u\n", session->discovery_logout_en);
break;
case ISCSI_PARAM_BIDI_CHAP_EN:
len = sprintf(buf, "%u\n", session->bidi_chap_en);
break;
case ISCSI_PARAM_DISCOVERY_AUTH_OPTIONAL:
len = sprintf(buf, "%u\n", session->discovery_auth_optional);
break;
case ISCSI_PARAM_DEF_TIME2WAIT:
len = sprintf(buf, "%d\n", session->time2wait);
break;
case ISCSI_PARAM_DEF_TIME2RETAIN:
len = sprintf(buf, "%d\n", session->time2retain);
break;
case ISCSI_PARAM_TSID:
len = sprintf(buf, "%u\n", session->tsid);
break;
case ISCSI_PARAM_ISID:
len = sprintf(buf, "%02x%02x%02x%02x%02x%02x\n",
session->isid[0], session->isid[1],
session->isid[2], session->isid[3],
session->isid[4], session->isid[5]);
break;
case ISCSI_PARAM_DISCOVERY_PARENT_IDX:
len = sprintf(buf, "%u\n", session->discovery_parent_idx);
break;
case ISCSI_PARAM_DISCOVERY_PARENT_TYPE:
if (session->discovery_parent_type)
len = sprintf(buf, "%s\n",
session->discovery_parent_type);
else
len = sprintf(buf, "\n");
break;
default:
return -ENOSYS;
@ -3433,6 +3485,51 @@ int iscsi_conn_get_param(struct iscsi_cls_conn *cls_conn,
case ISCSI_PARAM_PERSISTENT_ADDRESS:
len = sprintf(buf, "%s\n", conn->persistent_address);
break;
case ISCSI_PARAM_STATSN:
len = sprintf(buf, "%u\n", conn->statsn);
break;
case ISCSI_PARAM_MAX_SEGMENT_SIZE:
len = sprintf(buf, "%u\n", conn->max_segment_size);
break;
case ISCSI_PARAM_KEEPALIVE_TMO:
len = sprintf(buf, "%u\n", conn->keepalive_tmo);
break;
case ISCSI_PARAM_LOCAL_PORT:
len = sprintf(buf, "%u\n", conn->local_port);
break;
case ISCSI_PARAM_TCP_TIMESTAMP_STAT:
len = sprintf(buf, "%u\n", conn->tcp_timestamp_stat);
break;
case ISCSI_PARAM_TCP_NAGLE_DISABLE:
len = sprintf(buf, "%u\n", conn->tcp_nagle_disable);
break;
case ISCSI_PARAM_TCP_WSF_DISABLE:
len = sprintf(buf, "%u\n", conn->tcp_wsf_disable);
break;
case ISCSI_PARAM_TCP_TIMER_SCALE:
len = sprintf(buf, "%u\n", conn->tcp_timer_scale);
break;
case ISCSI_PARAM_TCP_TIMESTAMP_EN:
len = sprintf(buf, "%u\n", conn->tcp_timestamp_en);
break;
case ISCSI_PARAM_IP_FRAGMENT_DISABLE:
len = sprintf(buf, "%u\n", conn->fragment_disable);
break;
case ISCSI_PARAM_IPV4_TOS:
len = sprintf(buf, "%u\n", conn->ipv4_tos);
break;
case ISCSI_PARAM_IPV6_TC:
len = sprintf(buf, "%u\n", conn->ipv6_traffic_class);
break;
case ISCSI_PARAM_IS_FW_ASSIGNED_IPV6:
len = sprintf(buf, "%u\n", conn->is_fw_assigned_ipv6);
break;
case ISCSI_PARAM_TCP_XMIT_WSF:
len = sprintf(buf, "%u\n", conn->tcp_xmit_wsf);
break;
case ISCSI_PARAM_TCP_RECV_WSF:
len = sprintf(buf, "%u\n", conn->tcp_recv_wsf);
break;
default:
return -ENOSYS;
}

31
include/scsi/libiscsi.h
View File

@ -62,6 +62,8 @@ enum {
TMF_NOT_FOUND,
};
#define ISID_SIZE 6
/* Connection suspend "bit" */
#define ISCSI_SUSPEND_BIT 1
@ -173,6 +175,7 @@ struct iscsi_conn {
/* iSCSI connection-wide sequencing */
uint32_t exp_statsn;
uint32_t statsn;
/* control data */
int id; /* CID */
@ -213,6 +216,22 @@ struct iscsi_conn {
int persistent_port;
char *persistent_address;
unsigned max_segment_size;
unsigned tcp_xmit_wsf;
unsigned tcp_recv_wsf;
uint16_t keepalive_tmo;
uint16_t local_port;
uint8_t tcp_timestamp_stat;
uint8_t tcp_nagle_disable;
uint8_t tcp_wsf_disable;
uint8_t tcp_timer_scale;
uint8_t tcp_timestamp_en;
uint8_t fragment_disable;
uint8_t ipv4_tos;
uint8_t ipv6_traffic_class;
uint8_t ipv6_flow_label;
uint8_t is_fw_assigned_ipv6;
/* MIB-statistics */
uint64_t txdata_octets;
uint64_t rxdata_octets;
@ -290,6 +309,18 @@ struct iscsi_session {
char *boot_root;
char *boot_nic;
char *boot_target;
char *portal_type;
char *discovery_parent_type;
uint16_t discovery_parent_idx;
uint16_t def_taskmgmt_tmo;
uint16_t tsid;
uint8_t auto_snd_tgt_disable;
uint8_t discovery_sess;
uint8_t chap_auth_en;
uint8_t discovery_logout_en;
uint8_t bidi_chap_en;
uint8_t discovery_auth_optional;
uint8_t isid[ISID_SIZE];
/* control data */
struct iscsi_transport *tt;