From: Quinn Tran qutran@marvell.com
[ Upstream commit a8fdfb0b39c2b31722c70bdf2272b949d5af4b7b ]
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 Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/scsi/qla2xxx/qla_edif.c | 2 +- drivers/scsi/qla2xxx/qla_edif.h | 4 ++++ drivers/scsi/qla2xxx/qla_init.c | 10 +++++++++- 3 files changed, 14 insertions(+), 2 deletions(-)
diff --git a/drivers/scsi/qla2xxx/qla_edif.c b/drivers/scsi/qla2xxx/qla_edif.c index c4bebbb17e92..7239439120c0 100644 --- a/drivers/scsi/qla2xxx/qla_edif.c +++ b/drivers/scsi/qla2xxx/qla_edif.c @@ -3588,7 +3588,7 @@ int qla_edif_process_els(scsi_qla_host_t *vha, struct bsg_job *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); diff --git a/drivers/scsi/qla2xxx/qla_edif.h b/drivers/scsi/qla2xxx/qla_edif.h index 3561e22b8f0f..7cdb89ccdc6e 100644 --- a/drivers/scsi/qla2xxx/qla_edif.h +++ b/drivers/scsi/qla2xxx/qla_edif.h @@ -141,4 +141,8 @@ 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 */ diff --git a/drivers/scsi/qla2xxx/qla_init.c b/drivers/scsi/qla2xxx/qla_init.c index 177ce45b76a6..7bd10b4ed9ed 100644 --- a/drivers/scsi/qla2xxx/qla_init.c +++ b/drivers/scsi/qla2xxx/qla_init.c @@ -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: