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