From: Quinn Tran qutran@marvell.com
[ Upstream commit f00b3428a801758243693e046b34226e92bc56b3 ]
A hang was observed in the fcport delete path when the device was responding slow and an issue-lip path (results in session termination) was taken.
Fix this by issuing logo requests unconditionally.
PID: 19491 TASK: ffff8e23e67bb150 CPU: 0 COMMAND: "kworker/0:0" #0 [ffff8e2370297bf8] __schedule at ffffffffb4f7dbb0 #1 [ffff8e2370297c88] schedule at ffffffffb4f7e199 #2 [ffff8e2370297c98] schedule_timeout at ffffffffb4f7ba68 #3 [ffff8e2370297d40] msleep at ffffffffb48ad9ff #4 [ffff8e2370297d58] qlt_free_session_done at ffffffffc0c32052 [qla2xxx] #5 [ffff8e2370297e20] process_one_work at ffffffffb48bcfdf #6 [ffff8e2370297e68] worker_thread at ffffffffb48bdca6 #7 [ffff8e2370297ec8] kthread at ffffffffb48c4f81
Signed-off-by: Quinn Tran qutran@marvell.com Signed-off-by: Himanshu Madhani hmadhani@marvell.com Signed-off-by: Martin K. Petersen martin.petersen@oracle.com Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/scsi/qla2xxx/qla_init.c | 3 --- 1 file changed, 3 deletions(-)
diff --git a/drivers/scsi/qla2xxx/qla_init.c b/drivers/scsi/qla2xxx/qla_init.c index df91847d20cd0..9cb5527d3d8f1 100644 --- a/drivers/scsi/qla2xxx/qla_init.c +++ b/drivers/scsi/qla2xxx/qla_init.c @@ -291,9 +291,6 @@ qla2x00_async_logout(struct scsi_qla_host *vha, fc_port_t *fcport) struct srb_iocb *lio; int rval = QLA_FUNCTION_FAILED;
- if (!vha->flags.online || (fcport->flags & FCF_ASYNC_SENT)) - return rval; - fcport->flags |= FCF_ASYNC_SENT; sp = qla2x00_get_sp(vha, fcport, GFP_KERNEL); if (!sp)