From 831805a150e936defc9b54fa069a3cdd9529eedb Mon Sep 17 00:00:00 2001 From: Vikas Chaudhary Date: Mon, 16 Dec 2013 06:49:41 -0500 Subject: [PATCH] [SCSI] qla4xxx: Fix failure of IDC Time Extend mailbox command Issue: Mailbox command 0x102 (IDC Time Extend) failure seen while applying changes to iface using iscsiadm Fix: Added fix to extend IDC timeout only for ISP84xx when IDC ACK needs to be posted and disable ACB mailbox command completion is in intermediate state. Signed-off-by: Vikas Chaudhary Reviewed-by: Mike Christie Signed-off-by: James Bottomley --- drivers/scsi/qla4xxx/ql4_mbx.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/scsi/qla4xxx/ql4_mbx.c b/drivers/scsi/qla4xxx/ql4_mbx.c index f0dc6b321c8d..6905bad3e15c 100644 --- a/drivers/scsi/qla4xxx/ql4_mbx.c +++ b/drivers/scsi/qla4xxx/ql4_mbx.c @@ -1922,6 +1922,7 @@ int qla4xxx_disable_acb(struct scsi_qla_host *ha) mbox_sts[0], mbox_sts[1], mbox_sts[2])); } else { if (is_qla8042(ha) && + test_bit(DPC_POST_IDC_ACK, &ha->dpc_flags) && (mbox_sts[0] != MBOX_STS_COMMAND_COMPLETE)) { /* * Disable ACB mailbox command takes time to complete