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qla2x00t-32gbit: edif: Fix session thrash

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Current code prematurely sends out PRLI before authentication application
has given the OK to do so. This causes PRLI failure and session teardown.

Prevents PRLI from going out before authentication app gives the OK.

Link: https://lore.kernel.org/r/20220608115849.16693-7-njavali@marvell.com
Fixes: 91f6f5fbe87b ("scsi: qla2xxx: edif: Reduce connection thrash")
Reviewed-by: Himanshu Madhani <himanshu.madhani@oracle.com>
Signed-off-by: Quinn Tran <qutran@marvell.com>
Signed-off-by: Nilesh Javali <njavali@marvell.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
[ commit a8fdfb0b39c2 upstream ]
This commit is contained in:
Gleb Chesnokov
2022-09-13 11:15:41 +03:00
parent b9505ddcf8
commit 93238e0580
3 changed files with 14 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files
qla2x00t-32gbit/qla_edif.c
+1 -1
View File
@@ -3518,7 +3518,7 @@ int qla_edif_process_els(scsi_qla_host_t *vha, BSG_JOB_TYPE *bsg_job)
if (qla_bsg_check(vha, bsg_job, fcport))
return 0;
if (fcport->loop_id == FC_NO_LOOP_ID) {
if (EDIF_SESS_DELETE(fcport)) {
ql_dbg(ql_dbg_edif, vha, 0x910d,
"%s ELS code %x, no loop id.\n", __func__,
bsg_request->rqst_data.r_els.els_code);
qla2x00t-32gbit/qla_edif.h
+4
View File
@@ -149,4 +149,8 @@ struct enode {
(DBELL_ACTIVE(_fcport->vha) && \
(_fcport->disc_state == DSC_LOGIN_AUTH_PEND))
#define EDIF_SESS_DELETE(_s) \
(qla_ini_mode_enabled(_s->vha) && (_s->disc_state == DSC_DELETE_PEND || \
_s->disc_state == DSC_DELETED))
#endif /* __QLA_EDIF_H */
qla2x00t-32gbit/qla_init.c
+9 -1
View File
@@ -1762,8 +1762,16 @@ int qla24xx_fcport_handle_login(struct scsi_qla_host *vha, fc_port_t *fcport)
break;
case DSC_LOGIN_PEND:
if (fcport->fw_login_state == DSC_LS_PLOGI_COMP)
if (vha->hw->flags.edif_enabled)
break;
if (fcport->fw_login_state == DSC_LS_PLOGI_COMP) {
ql_dbg(ql_dbg_disc, vha, 0x2118,
"%s %d %8phC post %s PRLI\n",
__func__, __LINE__, fcport->port_name,
NVME_TARGET(vha->hw, fcport) ? "NVME" : "FC");
qla24xx_post_prli_work(vha, fcport);
}
break;
case DSC_UPD_FCPORT: