name : iscsi_target_stat.h /* SPDX-License-Identifier: GPL-2.0 */ #ifndef ISCSI_TARGET_STAT_H #define ISCSI_TARGET_STAT_H #include <linux/types.h> #include <linux/spinlock.h> #include <linux/socket.h> /* * For struct iscsi_tiqn->tiqn_wwn default groups */ extern const struct config_item_type iscsi_stat_instance_cit; extern const struct config_item_type iscsi_stat_sess_err_cit; extern const struct config_item_type iscsi_stat_tgt_attr_cit; extern const struct config_item_type iscsi_stat_login_cit; extern const struct config_item_type iscsi_stat_logout_cit; /* * For struct iscsi_session->se_sess default groups */ extern const struct config_item_type iscsi_stat_sess_cit; /* iSCSI session error types */ #define ISCSI_SESS_ERR_UNKNOWN 0 #define ISCSI_SESS_ERR_DIGEST 1 #define ISCSI_SESS_ERR_CXN_TIMEOUT 2 #define ISCSI_SESS_ERR_PDU_FORMAT 3 /* iSCSI session error stats */ struct iscsi_sess_err_stats { spinlock_t lock; u32 digest_errors; u32 cxn_timeout_errors; u32 pdu_format_errors; u32 last_sess_failure_type; char last_sess_fail_rem_name[ISCSI_IQN_LEN]; } ____cacheline_aligned; /* iSCSI login failure types (sub oids) */ #define ISCSI_LOGIN_FAIL_OTHER 2 #define ISCSI_LOGIN_FAIL_REDIRECT 3 #define ISCSI_LOGIN_FAIL_AUTHORIZE 4 #define ISCSI_LOGIN_FAIL_AUTHENTICATE 5 #define ISCSI_LOGIN_FAIL_NEGOTIATE 6 /* iSCSI login stats */ struct iscsi_login_stats { spinlock_t lock; u32 accepts; u32 other_fails; u32 redirects; u32 authorize_fails; u32 authenticate_fails; u32 negotiate_fails; /* used for notifications */ u64 last_fail_time; /* time stamp (jiffies) */ u32 last_fail_type; int last_intr_fail_ip_family; struct sockaddr_storage last_intr_fail_sockaddr; char last_intr_fail_name[ISCSI_IQN_LEN]; } ____cacheline_aligned; /* iSCSI logout stats */ struct iscsi_logout_stats { spinlock_t lock; u32 normal_logouts; u32 abnormal_logouts; } ____cacheline_aligned; #endif /*** ISCSI_TARGET_STAT_H ***/