From dce6190ca78adf7cf6fe794833653e4cb1cb2b73 Mon Sep 17 00:00:00 2001 From: David Disseldorp Date: Sun, 14 Oct 2018 01:13:54 +0200 Subject: scsi: target: split out helper for cxn timeout error stashing Replace existing nested code blocks with helper function calls. Signed-off-by: David Disseldorp Signed-off-by: Martin K. Petersen --- drivers/target/iscsi/iscsi_target_erl0.c | 15 +------------ drivers/target/iscsi/iscsi_target_util.c | 36 ++++++++++++++++++-------------- drivers/target/iscsi/iscsi_target_util.h | 1 + 3 files changed, 22 insertions(+), 30 deletions(-) diff --git a/drivers/target/iscsi/iscsi_target_erl0.c b/drivers/target/iscsi/iscsi_target_erl0.c index 718fe9a1b709..1193cf884a28 100644 --- a/drivers/target/iscsi/iscsi_target_erl0.c +++ b/drivers/target/iscsi/iscsi_target_erl0.c @@ -770,21 +770,8 @@ void iscsit_handle_time2retain_timeout(struct timer_list *t) pr_err("Time2Retain timer expired for SID: %u, cleaning up" " iSCSI session.\n", sess->sid); - { - struct iscsi_tiqn *tiqn = tpg->tpg_tiqn; - - if (tiqn) { - spin_lock(&tiqn->sess_err_stats.lock); - strcpy(tiqn->sess_err_stats.last_sess_fail_rem_name, - (void *)sess->sess_ops->InitiatorName); - tiqn->sess_err_stats.last_sess_failure_type = - ISCSI_SESS_ERR_CXN_TIMEOUT; - tiqn->sess_err_stats.cxn_timeout_errors++; - atomic_long_inc(&sess->conn_timeout_errors); - spin_unlock(&tiqn->sess_err_stats.lock); - } - } + iscsit_fill_cxn_timeout_err_stats(sess); spin_unlock_bh(&se_tpg->session_lock); iscsit_close_session(sess); } diff --git a/drivers/target/iscsi/iscsi_target_util.c b/drivers/target/iscsi/iscsi_target_util.c index 931c51f56435..1227872227dc 100644 --- a/drivers/target/iscsi/iscsi_target_util.c +++ b/drivers/target/iscsi/iscsi_target_util.c @@ -933,22 +933,7 @@ void iscsit_handle_nopin_response_timeout(struct timer_list *t) conn->nopin_response_timer_flags &= ~ISCSI_TF_RUNNING; spin_unlock_bh(&conn->nopin_timer_lock); - { - struct iscsi_portal_group *tpg = conn->sess->tpg; - struct iscsi_tiqn *tiqn = tpg->tpg_tiqn; - - if (tiqn) { - spin_lock_bh(&tiqn->sess_err_stats.lock); - strcpy(tiqn->sess_err_stats.last_sess_fail_rem_name, - conn->sess->sess_ops->InitiatorName); - tiqn->sess_err_stats.last_sess_failure_type = - ISCSI_SESS_ERR_CXN_TIMEOUT; - tiqn->sess_err_stats.cxn_timeout_errors++; - atomic_long_inc(&conn->sess->conn_timeout_errors); - spin_unlock_bh(&tiqn->sess_err_stats.lock); - } - } - + iscsit_fill_cxn_timeout_err_stats(sess); iscsit_cause_connection_reinstatement(conn, 0); iscsit_dec_conn_usage_count(conn); } @@ -1407,3 +1392,22 @@ struct iscsi_tiqn *iscsit_snmp_get_tiqn(struct iscsi_conn *conn) return tpg->tpg_tiqn; } + +void iscsit_fill_cxn_timeout_err_stats(struct iscsi_session *sess) +{ + struct iscsi_portal_group *tpg = sess->tpg; + struct iscsi_tiqn *tiqn = tpg->tpg_tiqn; + + if (!tiqn) + return; + + spin_lock_bh(&tiqn->sess_err_stats.lock); + strlcpy(tiqn->sess_err_stats.last_sess_fail_rem_name, + sess->sess_ops->InitiatorName, + sizeof(tiqn->sess_err_stats.last_sess_fail_rem_name)); + tiqn->sess_err_stats.last_sess_failure_type = + ISCSI_SESS_ERR_CXN_TIMEOUT; + tiqn->sess_err_stats.cxn_timeout_errors++; + atomic_long_inc(&sess->conn_timeout_errors); + spin_unlock_bh(&tiqn->sess_err_stats.lock); +} diff --git a/drivers/target/iscsi/iscsi_target_util.h b/drivers/target/iscsi/iscsi_target_util.h index d66dfc212624..68e84803b0a1 100644 --- a/drivers/target/iscsi/iscsi_target_util.h +++ b/drivers/target/iscsi/iscsi_target_util.h @@ -67,5 +67,6 @@ extern int rx_data(struct iscsi_conn *, struct kvec *, int, int); extern int tx_data(struct iscsi_conn *, struct kvec *, int, int); extern void iscsit_collect_login_stats(struct iscsi_conn *, u8, u8); extern struct iscsi_tiqn *iscsit_snmp_get_tiqn(struct iscsi_conn *); +extern void iscsit_fill_cxn_timeout_err_stats(struct iscsi_session *); #endif /*** ISCSI_TARGET_UTIL_H ***/ -- cgit v1.2.3