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authorVikas Chaudhary <vikas.chaudhary@qlogic.com>2013-12-16 15:49:41 +0400
committerJames Bottomley <JBottomley@Parallels.com>2014-03-15 21:19:14 +0400
commit831805a150e936defc9b54fa069a3cdd9529eedb (patch)
treecb2639761f7abc933ee7c433294257fb09a46198 /drivers/scsi/qla4xxx
parentde2efea62bc50d1277cd8ad91e00aac4bb793146 (diff)
downloadlinux-831805a150e936defc9b54fa069a3cdd9529eedb.tar.xz
[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 <vikas.chaudhary@qlogic.com> Reviewed-by: Mike Christie <michaelc@cs.wisc.edu> Signed-off-by: James Bottomley <JBottomley@Parallels.com>
Diffstat (limited to 'drivers/scsi/qla4xxx')
-rw-r--r--drivers/scsi/qla4xxx/ql4_mbx.c1
1 files changed, 1 insertions, 0 deletions
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