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[SCSI] mptfusion: schedule_target_reset from all Reset context

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Issue:
target reset will be queued to driver's internal queue to get schedule
later. When driver add target into internal target_reset queue we will block IOs
on those target using scsi midlayer API. Now due to some cause driver is not
executing those target_reset list and it is always in block state.

Changes:
now we are clearing target_reset queue from all other Callback context
instead of only DeviceReset context.Now wherever driver is clearing
taskmgmt_in_progress flag it is considering target_reset queue cleanup
also.

Signed-off-by: Kashyap Desai <kashyap.desai@lsi.com>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>
This commit is contained in:
Kashyap, Desai
2010-06-17 14:40:56 +05:30
committed by James Bottomley
parent 51106ab530
commit b68bf096d4
4 changed files with 56 additions and 21 deletions
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2
drivers/message/fusion/mptbase.h
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@@ -580,6 +580,7 @@ struct mptfc_rport_info
typedef void (*MPT_ADD_SGE)(void *pAddr, u32 flagslength, dma_addr_t dma_addr);
typedef void (*MPT_ADD_CHAIN)(void *pAddr, u8 next, u16 length,
dma_addr_t dma_addr);
typedef void (*MPT_SCHEDULE_TARGET_RESET)(void *ioc);
/*
* Adapter Structure - pci_dev specific. Maximum: MPT_MAX_ADAPTERS
@@ -738,6 +739,7 @@ typedef struct _MPT_ADAPTER
int taskmgmt_in_progress;
u8 taskmgmt_quiesce_io;
u8 ioc_reset_in_progress;
MPT_SCHEDULE_TARGET_RESET schedule_target_reset;
struct work_struct sas_persist_task;
struct work_struct fc_setup_reset_work;