diff options
Diffstat (limited to 'drivers/s390/scsi/zfcp_dbf.c')
| -rw-r--r-- | drivers/s390/scsi/zfcp_dbf.c | 44 |
1 files changed, 43 insertions, 1 deletions
diff --git a/drivers/s390/scsi/zfcp_dbf.c b/drivers/s390/scsi/zfcp_dbf.c index 1234294700c4..673e42defb91 100644 --- a/drivers/s390/scsi/zfcp_dbf.c +++ b/drivers/s390/scsi/zfcp_dbf.c @@ -4,7 +4,7 @@ * * Debug traces for zfcp. * - * Copyright IBM Corp. 2002, 2018 + * Copyright IBM Corp. 2002, 2020 */ #define KMSG_COMPONENT "zfcp" @@ -104,6 +104,48 @@ void zfcp_dbf_hba_fsf_res(char *tag, int level, struct zfcp_fsf_req *req) } /** + * zfcp_dbf_hba_fsf_fces - trace event for fsf responses related to + * FC Endpoint Security (FCES) + * @tag: tag indicating which kind of FC Endpoint Security event has occurred + * @req: request for which a response was received + * @wwpn: remote port or ZFCP_DBF_INVALID_WWPN + * @fc_security_old: old FC Endpoint Security of FCP device or connection + * @fc_security_new: new FC Endpoint Security of FCP device or connection + */ +void zfcp_dbf_hba_fsf_fces(char *tag, const struct zfcp_fsf_req *req, u64 wwpn, + u32 fc_security_old, u32 fc_security_new) +{ + struct zfcp_dbf *dbf = req->adapter->dbf; + struct fsf_qtcb_prefix *q_pref = &req->qtcb->prefix; + struct fsf_qtcb_header *q_head = &req->qtcb->header; + struct zfcp_dbf_hba *rec = &dbf->hba_buf; + static int const level = 3; + unsigned long flags; + + if (unlikely(!debug_level_enabled(dbf->hba, level))) + return; + + spin_lock_irqsave(&dbf->hba_lock, flags); + memset(rec, 0, sizeof(*rec)); + + memcpy(rec->tag, tag, ZFCP_DBF_TAG_LEN); + rec->id = ZFCP_DBF_HBA_FCES; + rec->fsf_req_id = req->req_id; + rec->fsf_req_status = req->status; + rec->fsf_cmd = q_head->fsf_command; + rec->fsf_seq_no = q_pref->req_seq_no; + rec->u.fces.req_issued = req->issued; + rec->u.fces.fsf_status = q_head->fsf_status; + rec->u.fces.port_handle = q_head->port_handle; + rec->u.fces.wwpn = wwpn; + rec->u.fces.fc_security_old = fc_security_old; + rec->u.fces.fc_security_new = fc_security_new; + + debug_event(dbf->hba, level, rec, sizeof(*rec)); + spin_unlock_irqrestore(&dbf->hba_lock, flags); +} + +/** * zfcp_dbf_hba_fsf_uss - trace event for an unsolicited status buffer * @tag: tag indicating which kind of unsolicited status has been received * @req: request providing the unsolicited status |