scsi: qla2xxx: Add option to disable FC2 Target support

Commit 44c57f2058 ("scsi: qla2xxx: Changes to support FCP2 Target") added
support for FC2 Targets. Unfortunately, there are older setups which break
with this new feature enabled.

Allow to disable it via module option.

Link: https://lore.kernel.org/r/20230208152014.109214-1-dwagner@suse.de
Signed-off-by: Daniel Wagner <dwagner@suse.de>
Reviewed-by: Himanshu Madhani <himanshu.madhani@oracle.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
Daniel Wagner 2023-02-08 16:20:14 +01:00 committed by Martin K. Petersen
parent 6cc55c969b
commit 877b03795f
3 changed files with 12 additions and 2 deletions

View File

@ -192,6 +192,7 @@ extern int ql2xsecenable;
extern int ql2xenforce_iocb_limit;
extern int ql2xabts_wait_nvme;
extern u32 ql2xnvme_queues;
extern int ql2xfc2target;
extern int qla2x00_loop_reset(scsi_qla_host_t *);
extern void qla2x00_abort_all_cmds(scsi_qla_host_t *, int);

View File

@ -1840,7 +1840,8 @@ void qla2x00_handle_rscn(scsi_qla_host_t *vha, struct event_arg *ea)
case RSCN_PORT_ADDR:
fcport = qla2x00_find_fcport_by_nportid(vha, &ea->id, 1);
if (fcport) {
if (fcport->flags & FCF_FCP2_DEVICE &&
if (ql2xfc2target &&
fcport->flags & FCF_FCP2_DEVICE &&
atomic_read(&fcport->state) == FCS_ONLINE) {
ql_dbg(ql_dbg_disc, vha, 0x2115,
"Delaying session delete for FCP2 portid=%06x %8phC ",

View File

@ -360,6 +360,13 @@ MODULE_PARM_DESC(ql2xnvme_queues,
"1 - Minimum number of queues supported\n"
"8 - Default value");
int ql2xfc2target = 1;
module_param(ql2xfc2target, int, 0444);
MODULE_PARM_DESC(qla2xfc2target,
"Enables FC2 Target support. "
"0 - FC2 Target support is disabled. "
"1 - FC2 Target support is enabled (default).");
static struct scsi_transport_template *qla2xxx_transport_template = NULL;
struct scsi_transport_template *qla2xxx_transport_vport_template = NULL;
@ -4085,7 +4092,8 @@ qla2x00_mark_all_devices_lost(scsi_qla_host_t *vha)
"Mark all dev lost\n");
list_for_each_entry(fcport, &vha->vp_fcports, list) {
if (fcport->loop_id != FC_NO_LOOP_ID &&
if (ql2xfc2target &&
fcport->loop_id != FC_NO_LOOP_ID &&
(fcport->flags & FCF_FCP2_DEVICE) &&
fcport->port_type == FCT_TARGET &&
!qla2x00_reset_active(vha)) {