From c8a347931869bf4373bfd4036d297b8e11ab48ab Mon Sep 17 00:00:00 2001 From: Martin Wilck Date: Fri, 22 Nov 2019 22:19:24 +0000 Subject: scsi: qla2xxx: unregister ports after GPN_FT failure When ports are lost due to unzoning them, and the initiator port is not part of any more zones, the GPN_FT command used for the fabric scan may fail. In this case, the current code simply gives up after a few retries. But if the zone is gone, all rports should actually be marked as lost. Fix this by jumping to the code that handles logout after GNN_FT after scan retries are exhausted. Fixes: f352eeb75419 ("scsi: qla2xxx: Add ability to use GPNFT/GNNFT for RSCN handling") Link: https://lore.kernel.org/r/20191122221912.20100-3-martin.wilck@suse.com Tested-by: Jason Orendorf Signed-off-by: Martin Wilck Acked-by: Himanshu Madhani Signed-off-by: Martin K. Petersen --- drivers/scsi/qla2xxx/qla_gs.c | 16 ++++++++++++++-- 1 file changed, 14 insertions(+), 2 deletions(-) (limited to 'drivers/scsi') diff --git a/drivers/scsi/qla2xxx/qla_gs.c b/drivers/scsi/qla2xxx/qla_gs.c index 67230688b05e..446a9d6ba255 100644 --- a/drivers/scsi/qla2xxx/qla_gs.c +++ b/drivers/scsi/qla2xxx/qla_gs.c @@ -3587,12 +3587,23 @@ void qla24xx_async_gnnft_done(scsi_qla_host_t *vha, srb_t *sp) if (vha->scan.scan_retry < MAX_SCAN_RETRIES) { set_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags); set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags); + goto out; } else { - ql_dbg(ql_dbg_disc + ql_dbg_verbose, vha, 0xffff, + ql_dbg(ql_dbg_disc, vha, 0xffff, "%s: Fabric scan failed for %d retries.\n", __func__, vha->scan.scan_retry); + /* + * Unable to scan any rports. logout loop below + * will unregister all sessions. + */ + list_for_each_entry(fcport, &vha->vp_fcports, list) { + if ((fcport->flags & FCF_FABRIC_DEVICE) != 0) { + fcport->scan_state = QLA_FCPORT_SCAN; + fcport->logout_on_delete = 0; + } + } + goto login_logout; } - goto out; } vha->scan.scan_retry = 0; @@ -3670,6 +3681,7 @@ void qla24xx_async_gnnft_done(scsi_qla_host_t *vha, srb_t *sp) dup_cnt); } +login_logout: /* * Logout all previous fabric dev marked lost, except FCP2 devices. */ -- cgit v1.2.3-59-g8ed1b