qla2xxx: Mark port lost when we receive an RSCN for it.

commit ef86cb2059a14b4024c7320999ee58e938873032 upstream.

Signed-off-by: Chad Dupuis <chad.dupuis@qlogic.com>
Signed-off-by: Saurav Kashyap <saurav.kashyap@qlogic.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Cc: Himanshu Madhani <himanshu.madhani@qlogic.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/scsi/qla2xxx/qla_isr.c b/drivers/scsi/qla2xxx/qla_isr.c
index 0a1dcb43d18bdb6b4c734e0ad38ac956ddeb5fe7..13f4bef214dc1dd61a117b2cd82518b53fceb0cb 100644 (file)
--- a/drivers/scsi/qla2xxx/qla_isr.c
+++ b/drivers/scsi/qla2xxx/qla_isr.c
@@ -572,8 +572,9 @@ qla2x00_async_event(scsi_qla_host_t *vha, struct rsp_que *rsp, uint16_t *mb)
        struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
        struct device_reg_24xx __iomem *reg24 = &ha->iobase->isp24;
        struct device_reg_82xx __iomem *reg82 = &ha->iobase->isp82;
-       uint32_t        rscn_entry, host_pid;
+       uint32_t        rscn_entry, host_pid, tmp_pid;
        unsigned long   flags;
+       fc_port_t       *fcport = NULL;
 
        /* Setup to process RIO completion. */
        handle_cnt = 0;
@@ -968,6 +969,20 @@ qla2x00_async_event(scsi_qla_host_t *vha, struct rsp_que *rsp, uint16_t *mb)
                if (qla2x00_is_a_vp_did(vha, rscn_entry))
                        break;
 
+               /*
+                * Search for the rport related to this RSCN entry and mark it
+                * as lost.
+                */
+               list_for_each_entry(fcport, &vha->vp_fcports, list) {
+                       if (atomic_read(&fcport->state) != FCS_ONLINE)
+                               continue;
+                       tmp_pid = fcport->d_id.b24;
+                       if (fcport->d_id.b24 == rscn_entry) {
+                               qla2x00_mark_device_lost(vha, fcport, 0, 0);
+                               break;
+                       }
+               }
+
                atomic_set(&vha->loop_down_timer, 0);
                vha->flags.management_server_logged_in = 0;