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[SCSI] mpt fusion: Added support for MPT discovery completion check

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sas_discovery_quiesce_io flag is used to control IO start/resume functionality.
IO will be stoped while doing discovery of topology. Once discovery is completed
It will resume IO. Resending patch including James review.

Signed-off-by: Kashyap Desai <kadesai@lsi.com>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
This commit is contained in:
Kashyap, Desai
2009-05-29 16:38:14 +05:30
committed by James Bottomley
parent 14d0f0b063
commit 7b5a65b9e6
3 changed files with 80 additions and 2 deletions
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1
drivers/message/fusion/mptbase.h
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@ -706,6 +706,7 @@ typedef struct _MPT_ADAPTER
struct mutex sas_discovery_mutex;
u8 sas_discovery_runtime;
u8 sas_discovery_ignore_events;
u8 sas_discovery_quiesce_io;
int sas_index; /* index refrencing */
MPT_SAS_MGMT sas_mgmt;
struct work_struct sas_persist_task;