[SCSI] mptfusion : dv performance fix
Syncronization for Domain Validation workqueue and the initiation of the
alternate controller. Its possible that dv could be terminated if the
workqueue on the 1st channel doesn complete in time before the 2nd channel
begins initialization.
Signed-off-by: Eric Moore <Eric.Moore@lsil.com>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
diff --git a/drivers/message/fusion/mptbase.h b/drivers/message/fusion/mptbase.h
index 8ad277a..a564ae3 100644
--- a/drivers/message/fusion/mptbase.h
+++ b/drivers/message/fusion/mptbase.h
@@ -611,6 +611,8 @@
int DoneCtx;
int TaskCtx;
int InternalCtx;
+ spinlock_t initializing_hba_lock;
+ int initializing_hba_lock_flag;
struct list_head list;
struct net_device *netdev;
struct list_head sas_topology;
@@ -1001,6 +1003,7 @@
extern int mpt_findImVolumes(MPT_ADAPTER *ioc);
extern int mpt_read_ioc_pg_3(MPT_ADAPTER *ioc);
extern int mptbase_sas_persist_operation(MPT_ADAPTER *ioc, u8 persist_opcode);
+extern int mpt_alt_ioc_wait(MPT_ADAPTER *ioc);
/*
* Public data decl's...