[013/165] [SCSI] qla2xxx: Fix vport delete hang when logins are outstanding.
From: Greg KH
Date: Wed Jun 01 2011 - 04:16:25 EST
2.6.39-stable review patch. If anyone has any objections, please let us know.
------------------
Content-Length: 1225
Lines: 37
From: Arun Easi <arun.easi@xxxxxxxxxx>
commit 9f40682e2857a3c2ddb80a87b185af3c6a708346 upstream.
Timer is required to flush out entries that may be present in work queues.
Signed-off-by: Arun Easi <arun.easi@xxxxxxxxxx>
Signed-off-by: Madhuranath Iyengar <Madhu.Iyengar@xxxxxxxxxx>
Signed-off-by: James Bottomley <jbottomley@xxxxxxxxxxxxx>
Signed-off-by: James Bottomley <James.Bottomley@xxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxx>
---
drivers/scsi/qla2xxx/qla_attr.c | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
--- a/drivers/scsi/qla2xxx/qla_attr.c
+++ b/drivers/scsi/qla2xxx/qla_attr.c
@@ -1877,14 +1877,15 @@ qla24xx_vport_delete(struct fc_vport *fc
scsi_remove_host(vha->host);
+ /* Allow timer to run to drain queued items, when removing vp */
+ qla24xx_deallocate_vp_id(vha);
+
if (vha->timer_active) {
qla2x00_vp_stop_timer(vha);
DEBUG15(printk(KERN_INFO "scsi(%ld): timer for the vport[%d]"
" = %p has stopped\n", vha->host_no, vha->vp_idx, vha));
}
- qla24xx_deallocate_vp_id(vha);
-
/* No pending activities shall be there on the vha now */
DEBUG(msleep(random32()%10)); /* Just to see if something falls on
* the net we have placed below */
--
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