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authorQuinn Tran <quinn.tran@cavium.com>2018-07-18 14:29:52 -0700
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2018-08-09 12:16:37 +0200
commit01cda405c88b5ce1ff8c7d4006ec23ade2b0a507 (patch)
tree9e9b955eb8bc688a2da8b2f2ce6e2116f8eb0e4c
parent43d7c954b22e87f16a8304518d776f454f584578 (diff)
scsi: qla2xxx: Fix NPIV deletion by calling wait_for_sess_deletion
commit efa93f48fa9d423fda166bc3b6c0cbb09682492e upstream. Add wait for session deletion to finish before freeing an NPIV scsi host. Fixes: 726b85487067 ("qla2xxx: Add framework for async fabric discovery") Cc: <stable@vger.kernel.org> Signed-off-by: Quinn Tran <quinn.tran@cavium.com> Signed-off-by: Himanshu Madhani <himanshu.madhani@cavium.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
-rw-r--r--drivers/scsi/qla2xxx/qla_attr.c1
-rw-r--r--drivers/scsi/qla2xxx/qla_gbl.h1
-rw-r--r--drivers/scsi/qla2xxx/qla_mid.c5
-rw-r--r--drivers/scsi/qla2xxx/qla_os.c2
4 files changed, 8 insertions, 1 deletions
diff --git a/drivers/scsi/qla2xxx/qla_attr.c b/drivers/scsi/qla2xxx/qla_attr.c
index 9ce28c4f9812..b09d29931393 100644
--- a/drivers/scsi/qla2xxx/qla_attr.c
+++ b/drivers/scsi/qla2xxx/qla_attr.c
@@ -2142,6 +2142,7 @@ qla24xx_vport_delete(struct fc_vport *fc_vport)
msleep(1000);
qla24xx_disable_vp(vha);
+ qla2x00_wait_for_sess_deletion(vha);
vha->flags.delete_progress = 1;
diff --git a/drivers/scsi/qla2xxx/qla_gbl.h b/drivers/scsi/qla2xxx/qla_gbl.h
index f852ca60c49f..89706341514e 100644
--- a/drivers/scsi/qla2xxx/qla_gbl.h
+++ b/drivers/scsi/qla2xxx/qla_gbl.h
@@ -200,6 +200,7 @@ void qla2x00_handle_login_done_event(struct scsi_qla_host *, fc_port_t *,
uint16_t *);
int qla24xx_post_gnl_work(struct scsi_qla_host *, fc_port_t *);
int qla24xx_async_abort_cmd(srb_t *);
+void qla2x00_wait_for_sess_deletion(scsi_qla_host_t *);
/*
* Global Functions in qla_mid.c source file.
diff --git a/drivers/scsi/qla2xxx/qla_mid.c b/drivers/scsi/qla2xxx/qla_mid.c
index d77dde89118e..375a88e18afe 100644
--- a/drivers/scsi/qla2xxx/qla_mid.c
+++ b/drivers/scsi/qla2xxx/qla_mid.c
@@ -152,10 +152,15 @@ qla24xx_disable_vp(scsi_qla_host_t *vha)
{
unsigned long flags;
int ret;
+ fc_port_t *fcport;
ret = qla24xx_control_vp(vha, VCE_COMMAND_DISABLE_VPS_LOGO_ALL);
atomic_set(&vha->loop_state, LOOP_DOWN);
atomic_set(&vha->loop_down_timer, LOOP_DOWN_TIME);
+ list_for_each_entry(fcport, &vha->vp_fcports, list)
+ fcport->logout_on_delete = 0;
+
+ qla2x00_mark_all_devices_lost(vha, 0);
/* Remove port id from vp target map */
spin_lock_irqsave(&vha->hw->vport_slock, flags);
diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c
index 1be76695e692..6dbc2ab9090b 100644
--- a/drivers/scsi/qla2xxx/qla_os.c
+++ b/drivers/scsi/qla2xxx/qla_os.c
@@ -1136,7 +1136,7 @@ static inline int test_fcport_count(scsi_qla_host_t *vha)
* qla2x00_wait_for_sess_deletion can only be called from remove_one.
* it has dependency on UNLOADING flag to stop device discovery
*/
-static void
+void
qla2x00_wait_for_sess_deletion(scsi_qla_host_t *vha)
{
qla2x00_mark_all_devices_lost(vha, 0);