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Merge git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi-misc-2.6

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* git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi-misc-2.6: (102 commits)
  [SCSI] scsi_dh: fix kconfig related build errors
  [SCSI] sym53c8xx: Fix bogus sym_que_entry re-implementation of container_of
  [SCSI] scsi_cmnd.h: remove double inclusion of linux/blkdev.h
  [SCSI] make struct scsi_{host,target}_type static
  [SCSI] fix locking in host use of blk_plug_device()
  [SCSI] zfcp: Cleanup external header file
  [SCSI] zfcp: Cleanup code in zfcp_erp.c
  [SCSI] zfcp: zfcp_fsf cleanup.
  [SCSI] zfcp: consolidate sysfs things into one file.
  [SCSI] zfcp: Cleanup of code in zfcp_aux.c
  [SCSI] zfcp: Cleanup of code in zfcp_scsi.c
  [SCSI] zfcp: Move status accessors from zfcp to SCSI include file.
  [SCSI] zfcp: Small QDIO cleanups
  [SCSI] zfcp: Adapter reopen for large number of unsolicited status
  [SCSI] zfcp: Fix error checking for ELS ADISC requests
  [SCSI] zfcp: wait until adapter is finished with ERP during auto-port
  [SCSI] ibmvfc: IBM Power Virtual Fibre Channel Adapter Client Driver
  [SCSI] sg: Add target reset support
  [SCSI] lib: Add support for the T10 (SCSI) Data Integrity Field CRC
  [SCSI] sd: Move scsi_disk() accessor function to sd.h
  ...
This commit is contained in:
Linus Torvalds
2008-07-15 18:58:04 -07:00
parent 260eddf439 fe9233fb69
commit 89a93f2f48
106 changed files with 14864 additions and 14654 deletions
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91
drivers/message/fusion/mptbase.c
View File

@@ -5,7 +5,7 @@
* For use with LSI PCI chip/adapter(s)
* running LSI Fusion MPT (Message Passing Technology) firmware.
*
* Copyright (c) 1999-2007 LSI Corporation
* Copyright (c) 1999-2008 LSI Corporation
* (mailto:DL-MPTFusionLinux@lsi.com)
*
*/
@@ -103,7 +103,7 @@ static int mfcounter = 0;
* Public data...
*/
struct proc_dir_entry *mpt_proc_root_dir;
static struct proc_dir_entry *mpt_proc_root_dir;
#define WHOINIT_UNKNOWN 0xAA
@@ -253,6 +253,55 @@ mpt_get_cb_idx(MPT_DRIVER_CLASS dclass)
return 0;
}
/**
* mpt_fault_reset_work - work performed on workq after ioc fault
* @work: input argument, used to derive ioc
*
**/
static void
mpt_fault_reset_work(struct work_struct *work)
{
MPT_ADAPTER *ioc =
container_of(work, MPT_ADAPTER, fault_reset_work.work);
u32 ioc_raw_state;
int rc;
unsigned long flags;
if (ioc->diagPending || !ioc->active)
goto out;
ioc_raw_state = mpt_GetIocState(ioc, 0);
if ((ioc_raw_state & MPI_IOC_STATE_MASK) == MPI_IOC_STATE_FAULT) {
printk(MYIOC_s_WARN_FMT "IOC is in FAULT state (%04xh)!!!\n",
ioc->name, ioc_raw_state & MPI_DOORBELL_DATA_MASK);
printk(MYIOC_s_WARN_FMT "Issuing HardReset from %s!!\n",
ioc->name, __FUNCTION__);
rc = mpt_HardResetHandler(ioc, CAN_SLEEP);
printk(MYIOC_s_WARN_FMT "%s: HardReset: %s\n", ioc->name,
__FUNCTION__, (rc == 0) ? "success" : "failed");
ioc_raw_state = mpt_GetIocState(ioc, 0);
if ((ioc_raw_state & MPI_IOC_STATE_MASK) == MPI_IOC_STATE_FAULT)
printk(MYIOC_s_WARN_FMT "IOC is in FAULT state after "
"reset (%04xh)\n", ioc->name, ioc_raw_state &
MPI_DOORBELL_DATA_MASK);
}
out:
/*
* Take turns polling alternate controller
*/
if (ioc->alt_ioc)
ioc = ioc->alt_ioc;
/* rearm the timer */
spin_lock_irqsave(&ioc->fault_reset_work_lock, flags);
if (ioc->reset_work_q)
queue_delayed_work(ioc->reset_work_q, &ioc->fault_reset_work,
msecs_to_jiffies(MPT_POLLING_INTERVAL));
spin_unlock_irqrestore(&ioc->fault_reset_work_lock, flags);
}
/*
* Process turbo (context) reply...
*/
@@ -1616,6 +1665,22 @@ mpt_attach(struct pci_dev *pdev, const struct pci_device_id *id)
/* Find lookup slot. */
INIT_LIST_HEAD(&ioc->list);
/* Initialize workqueue */
INIT_DELAYED_WORK(&ioc->fault_reset_work, mpt_fault_reset_work);
spin_lock_init(&ioc->fault_reset_work_lock);
snprintf(ioc->reset_work_q_name, KOBJ_NAME_LEN, "mpt_poll_%d", ioc->id);
ioc->reset_work_q =
create_singlethread_workqueue(ioc->reset_work_q_name);
if (!ioc->reset_work_q) {
printk(MYIOC_s_ERR_FMT "Insufficient memory to add adapter!\n",
ioc->name);
pci_release_selected_regions(pdev, ioc->bars);
kfree(ioc);
return -ENOMEM;
}
dinitprintk(ioc, printk(MYIOC_s_INFO_FMT "facts @ %p, pfacts[0] @ %p\n",
ioc->name, &ioc->facts, &ioc->pfacts[0]));
@@ -1727,6 +1792,10 @@ mpt_attach(struct pci_dev *pdev, const struct pci_device_id *id)
iounmap(ioc->memmap);
if (r != -5)
pci_release_selected_regions(pdev, ioc->bars);
destroy_workqueue(ioc->reset_work_q);
ioc->reset_work_q = NULL;
kfree(ioc);
pci_set_drvdata(pdev, NULL);
return r;
@@ -1759,6 +1828,10 @@ mpt_attach(struct pci_dev *pdev, const struct pci_device_id *id)
}
#endif
if (!ioc->alt_ioc)
queue_delayed_work(ioc->reset_work_q, &ioc->fault_reset_work,
msecs_to_jiffies(MPT_POLLING_INTERVAL));
return 0;
}
@@ -1774,6 +1847,19 @@ mpt_detach(struct pci_dev *pdev)
MPT_ADAPTER *ioc = pci_get_drvdata(pdev);
char pname[32];
u8 cb_idx;
unsigned long flags;
struct workqueue_struct *wq;
/*
* Stop polling ioc for fault condition
*/
spin_lock_irqsave(&ioc->fault_reset_work_lock, flags);
wq = ioc->reset_work_q;
ioc->reset_work_q = NULL;
spin_unlock_irqrestore(&ioc->fault_reset_work_lock, flags);
cancel_delayed_work(&ioc->fault_reset_work);
destroy_workqueue(wq);
sprintf(pname, MPT_PROCFS_MPTBASEDIR "/%s/summary", ioc->name);
remove_proc_entry(pname, NULL);
@@ -7456,7 +7542,6 @@ EXPORT_SYMBOL(mpt_resume);
EXPORT_SYMBOL(mpt_suspend);
#endif
EXPORT_SYMBOL(ioc_list);
EXPORT_SYMBOL(mpt_proc_root_dir);
EXPORT_SYMBOL(mpt_register);
EXPORT_SYMBOL(mpt_deregister);
EXPORT_SYMBOL(mpt_event_register);