diff options
| author | Jeff Skirvin <jeffrey.d.skirvin@intel.com> | 2011-10-28 02:05:27 +0400 |
|---|---|---|
| committer | James Bottomley <JBottomley@Parallels.com> | 2011-10-31 13:20:28 +0400 |
| commit | 5412e25c55fc0b08041a451d8bee6f2b291099c2 (patch) | |
| tree | 2dbaa34c32c376f4a683338fceba0a78b5c3d00c /drivers | |
| parent | 3b34c169f8197e02529fa3ec703703c2ce418c57 (diff) | |
| download | linux-5412e25c55fc0b08041a451d8bee6f2b291099c2.tar.xz | |
[SCSI] isci: No need to manage the pending reset bit on pending requests.
The lldd does not need to look at or manage the pending device
reset bit in pending sas_tasks.
Signed-off-by: Jeff Skirvin <jeffrey.d.skirvin@intel.com>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/scsi/isci/remote_device.c | 35 | ||||
| -rw-r--r-- | drivers/scsi/isci/remote_device.h | 3 | ||||
| -rw-r--r-- | drivers/scsi/isci/task.c | 3 |
3 files changed, 1 insertions, 40 deletions
diff --git a/drivers/scsi/isci/remote_device.c b/drivers/scsi/isci/remote_device.c index 9d9e33d2ed51..b207cd3b15a0 100644 --- a/drivers/scsi/isci/remote_device.c +++ b/drivers/scsi/isci/remote_device.c @@ -1438,38 +1438,3 @@ int isci_remote_device_found(struct domain_device *domain_dev) return status == SCI_SUCCESS ? 0 : -ENODEV; } - -/** - * isci_device_clear_reset_pending() - This function will clear if any pending - * reset condition flags on the device. - * @request: This parameter is the isci_device object. - * - * true if there is a reset pending for the device. - */ -void isci_device_clear_reset_pending(struct isci_host *ihost, struct isci_remote_device *idev) -{ - struct isci_request *isci_request; - struct isci_request *tmp_req; - unsigned long flags = 0; - - dev_dbg(&ihost->pdev->dev, "%s: idev=%p, ihost=%p\n", - __func__, idev, ihost); - - spin_lock_irqsave(&ihost->scic_lock, flags); - - /* Clear reset pending on all pending requests. */ - list_for_each_entry_safe(isci_request, tmp_req, - &idev->reqs_in_process, dev_node) { - dev_dbg(&ihost->pdev->dev, "%s: idev = %p request = %p\n", - __func__, idev, isci_request); - - if (!test_bit(IREQ_TMF, &isci_request->flags)) { - struct sas_task *task = isci_request_access_task(isci_request); - - spin_lock(&task->task_state_lock); - task->task_state_flags &= ~SAS_TASK_NEED_DEV_RESET; - spin_unlock(&task->task_state_lock); - } - } - spin_unlock_irqrestore(&ihost->scic_lock, flags); -} diff --git a/drivers/scsi/isci/remote_device.h b/drivers/scsi/isci/remote_device.h index bee6dd2d0fe7..483ee50152f3 100644 --- a/drivers/scsi/isci/remote_device.h +++ b/drivers/scsi/isci/remote_device.h @@ -132,8 +132,7 @@ void isci_remote_device_nuke_requests(struct isci_host *ihost, struct isci_remote_device *idev); void isci_remote_device_gone(struct domain_device *domain_dev); int isci_remote_device_found(struct domain_device *domain_dev); -void isci_device_clear_reset_pending(struct isci_host *ihost, - struct isci_remote_device *idev); + /** * sci_remote_device_stop() - This method will stop both transmission and * reception of link activity for the supplied remote device. This method diff --git a/drivers/scsi/isci/task.c b/drivers/scsi/isci/task.c index 80e1a69ac96f..6d8ff15a03d1 100644 --- a/drivers/scsi/isci/task.c +++ b/drivers/scsi/isci/task.c @@ -1570,9 +1570,6 @@ static int isci_reset_device(struct isci_host *ihost, } spin_unlock_irqrestore(&ihost->scic_lock, flags); - /* Make sure all pending requests are able to be fully terminated. */ - isci_device_clear_reset_pending(ihost, idev); - /* If this is a device on an expander, disable BCN processing. */ if (!scsi_is_sas_phy_local(phy)) set_bit(IPORT_BCN_BLOCKED, &iport->flags); |