*
* Returns SUCCESS if command aborted else FAILED
*
- * Locks: struct Scsi_Host::host_lock held (with irqsave) on entry
- * and assumed to be held on return.
+ * Locks: None held
*
* Calling context: kernel thread
*
MPT_FRAME_HDR *mf;
u32 ctx2abort;
int scpnt_idx;
- spinlock_t *host_lock = SCpnt->device->host->host_lock;
/* If we can't locate our host adapter structure, return FAILED status.
*/
hd->abortSCpnt = SCpnt;
- spin_unlock_irq(host_lock);
if (mptscsih_TMHandler(hd, MPI_SCSITASKMGMT_TASKTYPE_ABORT_TASK,
SCpnt->device->channel, SCpnt->device->id, SCpnt->device->lun,
ctx2abort, 2 /* 2 second timeout */)
hd->tmPending = 0;
hd->tmState = TM_STATE_NONE;
- spin_lock_irq(host_lock);
-
/* Unmap the DMA buffers, if any. */
if (SCpnt->use_sg) {
pci_unmap_sg(ioc->pcidev, (struct scatterlist *) SCpnt->request_buffer,
mpt_free_msg_frame(ioc, mf);
return FAILED;
}
- spin_lock_irq(host_lock);
return SUCCESS;
}
* FAILED - otherwise
*/
int
-zfcp_scsi_eh_abort_handler(struct scsi_cmnd *scpnt)
+__zfcp_scsi_eh_abort_handler(struct scsi_cmnd *scpnt)
{
int retval = SUCCESS;
struct zfcp_fsf_req *new_fsf_req, *old_fsf_req;
return retval;
}
+int
+zfcp_scsi_eh_abort_handler(struct scsi_cmnd *scpnt)
+{
+ int rc;
+ struct Scsi_Host *scsi_host = scpnt->device->host;
+ spin_lock_irq(scsi_host->host_lock);
+ rc = __zfcp_scsi_eh_abort_handler(scpnt);
+ spin_unlock_irq(scsi_host->host_lock);
+ return rc;
+}
+
/*
* function: zfcp_scsi_eh_device_reset_handler
*
*/
cmd->scsi_done = scsi_done;
- ahd_midlayer_entrypoint_lock(ahd, &flags);
+ ahd_lock(ahd, &flags);
/*
* Close the race of a command that was in the process of
ahd_cmd_set_transaction_status(cmd, CAM_REQUEUE_REQ);
ahd_linux_queue_cmd_complete(ahd, cmd);
ahd_schedule_completeq(ahd);
- ahd_midlayer_entrypoint_unlock(ahd, &flags);
+ ahd_unlock(ahd, &flags);
return (0);
}
dev = ahd_linux_get_device(ahd, cmd->device->channel,
ahd_cmd_set_transaction_status(cmd, CAM_RESRC_UNAVAIL);
ahd_linux_queue_cmd_complete(ahd, cmd);
ahd_schedule_completeq(ahd);
- ahd_midlayer_entrypoint_unlock(ahd, &flags);
+ ahd_unlock(ahd, &flags);
printf("%s: aic79xx_linux_queue - Unable to allocate device!\n",
ahd_name(ahd));
return (0);
dev->flags |= AHD_DEV_ON_RUN_LIST;
ahd_linux_run_device_queues(ahd);
}
- ahd_midlayer_entrypoint_unlock(ahd, &flags);
+ ahd_unlock(ahd, &flags);
return (0);
}
printf(" 0x%x", cmd->cmnd[cdb_byte]);
printf("\n");
+ spin_lock_irq(&ahc->platform_data->spin_lock);
+
/*
* First determine if we currently own this command.
* Start by searching the device queue. If not found
}
spin_lock_irq(&ahc->platform_data->spin_lock);
}
+
+ spin_unlock_irq(&ahc->platform_data->spin_lock);
return (retval);
}
* Abort the current SCSI command(s).
*-F*************************************************************************/
static int
-aic7xxx_abort(Scsi_Cmnd *cmd)
+__aic7xxx_abort(Scsi_Cmnd *cmd)
{
struct aic7xxx_scb *scb = NULL;
struct aic7xxx_host *p;
return SUCCESS;
}
+static int
+aic7xxx_abort(Scsi_Cmnd *cmd)
+{
+ int rc;
+
+ spin_lock_irq(cmd->device->host->host_lock);
+ rc = __aic7xxx_abort(cmd);
+ spin_unlock_irq(cmd->device->host->host_lock);
+
+ return rc;
+}
+
+
/*+F*************************************************************************
* Function:
* aic7xxx_reset
return 0;
}
-static int ibmmca_abort(Scsi_Cmnd * cmd)
+static int __ibmmca_abort(Scsi_Cmnd * cmd)
{
/* Abort does not work, as the adapter never generates an interrupt on
* whatever situation is simulated, even when really pending commands
}
}
+static int ibmmca_abort(Scsi_Cmnd * cmd)
+{
+ struct Scsi_Host *shpnt = cmd->device->host;
+ int rc;
+
+ spin_lock_irq(shpnt->host_lock);
+ rc = __ibmmca_abort(cmd);
+ spin_unlock_irq(shpnt->host_lock);
+
+ return rc;
+}
+
static int ibmmca_host_reset(Scsi_Cmnd * cmd)
{
struct Scsi_Host *shpnt;
return FAILED;
}
- spin_unlock_irq(hostdata->host->host_lock);
wait_for_completion(&evt->comp);
- spin_lock_irq(hostdata->host->host_lock);
/* make sure we got a good response */
if (unlikely(srp_rsp.srp.generic.type != SRP_RSP_TYPE)) {
return SUCCESS;
}
-static int in2000_abort(Scsi_Cmnd * cmd)
+static int __in2000_abort(Scsi_Cmnd * cmd)
{
struct Scsi_Host *instance;
struct IN2000_hostdata *hostdata;
return SUCCESS;
}
+static int in2000_abort(Scsi_Cmnd * cmd)
+{
+ int rc;
+
+ spin_lock_irq(cmd->device->host->host_lock);
+ rc = __in2000_abort(cmd);
+ spin_unlock_irq(cmd->device->host->host_lock);
+
+ return rc;
+}
#define MAX_IN2000_HOSTS 3
ioa_cfg = (struct ipr_ioa_cfg *)scsi_cmd->device->host->hostdata;
res = scsi_cmd->device->hostdata;
+ /* If we are currently going through reset/reload, return failed.
+ * This will force the mid-layer to call ipr_eh_host_reset,
+ * which will then go to sleep and wait for the reset to complete
+ */
+ if (ioa_cfg->in_reset_reload || ioa_cfg->ioa_is_dead)
+ return FAILED;
if (!res || (!ipr_is_gscsi(res) && !ipr_is_vset_device(res)))
return FAILED;
**/
static int ipr_eh_abort(struct scsi_cmnd * scsi_cmd)
{
- struct ipr_ioa_cfg *ioa_cfg;
+ unsigned long flags;
+ int rc;
ENTER;
- ioa_cfg = (struct ipr_ioa_cfg *) scsi_cmd->device->host->hostdata;
- /* If we are currently going through reset/reload, return failed. This will force the
- mid-layer to call ipr_eh_host_reset, which will then go to sleep and wait for the
- reset to complete */
- if (ioa_cfg->in_reset_reload)
- return FAILED;
- if (ioa_cfg->ioa_is_dead)
- return FAILED;
- if (!scsi_cmd->device->hostdata)
- return FAILED;
+ spin_lock_irqsave(scsi_cmd->device->host->host_lock, flags);
+ rc = ipr_cancel_op(scsi_cmd);
+ spin_unlock_irqrestore(scsi_cmd->device->host->host_lock, flags);
LEAVE;
- return ipr_cancel_op(scsi_cmd);
+ return rc;
}
/**
ips_ha_t *ha;
ips_copp_wait_item_t *item;
int ret;
+ unsigned long cpu_flags;
+ struct Scsi_Host *host;
METHOD_TRACE("ips_eh_abort", 1);
if (!SC)
return (FAILED);
+ host = SC->device->host;
ha = (ips_ha_t *) SC->device->host->hostdata;
if (!ha)
if (!ha->active)
return (FAILED);
+ IPS_LOCK_SAVE(host->host_lock, cpu_flags);
+
/* See if the command is on the copp queue */
item = ha->copp_waitlist.head;
while ((item) && (item->scsi_cmd != SC))
/* command must have already been sent */
ret = (FAILED);
}
+
+ IPS_UNLOCK_RESTORE(host->host_lock, cpu_flags);
return ret;
}
}
static int
-lpfc_abort_handler(struct scsi_cmnd *cmnd)
+__lpfc_abort_handler(struct scsi_cmnd *cmnd)
{
struct lpfc_hba *phba =
(struct lpfc_hba *)cmnd->device->host->hostdata[0];
return ret == IOCB_SUCCESS ? SUCCESS : FAILED;
}
+static int
+lpfc_abort_handler(struct scsi_cmnd *cmnd)
+{
+ int rc;
+ spin_lock_irq(cmnd->device->host->host_lock);
+ rc = __lpfc_abort_handler(cmnd);
+ spin_unlock_irq(cmnd->device->host->host_lock);
+ return rc;
+}
+
static int
lpfc_reset_lun_handler(struct scsi_cmnd *cmnd)
{
* aborted. All the commands issued to the F/W must complete.
**/
static int
-megaraid_abort_handler(struct scsi_cmnd *scp)
+__megaraid_abort_handler(struct scsi_cmnd *scp)
{
adapter_t *adapter;
mraid_device_t *raid_dev;
return FAILED;
}
+static int
+megaraid_abort_handler(struct scsi_cmnd *scp)
+{
+ adapter_t *adapter;
+ int rc;
+
+ adapter = SCP2ADAPTER(scp);
+
+ spin_lock_irq(adapter->host_lock);
+ rc = __megaraid_abort_handler(scp);
+ spin_unlock_irq(adapter->host_lock);
+
+ return rc;
+}
+
/**
* megaraid_reset_handler - device reset hadler for mailbox based driver
static int
qla1280_eh_abort(struct scsi_cmnd * cmd)
{
- return qla1280_error_action(cmd, ABORT_COMMAND);
+ int rc;
+
+ spin_lock_irq(cmd->device->host->host_lock);
+ rc = qla1280_error_action(cmd, ABORT_COMMAND);
+ spin_unlock_irq(cmd->device->host->host_lock);
+
+ return rc;
}
/**************************************************************************
serial = cmd->serial_number;
/* Check active list for command command. */
- spin_unlock_irq(ha->host->host_lock);
spin_lock(&ha->hardware_lock);
for (i = 1; i < MAX_OUTSTANDING_COMMANDS; i++) {
sp = ha->outstanding_cmds[i];
}
spin_lock(&ha->hardware_lock);
}
- spin_lock_irq(ha->host->host_lock);
qla_printk(KERN_INFO, ha,
"scsi(%ld:%d:%d): Abort command issued -- %lx %x.\n", ha->host_no,
* abort a timed out command or not. not sure how
* we should treat them differently anyways.
*/
- spin_lock_irqsave(shost->host_lock, flags);
if (shost->hostt->eh_abort_handler)
shost->hostt->eh_abort_handler(scmd);
- spin_unlock_irqrestore(shost->host_lock, flags);
scmd->request->rq_status = RQ_SCSI_DONE;
scmd->owner = SCSI_OWNER_ERROR_HANDLER;
**/
static int scsi_try_to_abort_cmd(struct scsi_cmnd *scmd)
{
- unsigned long flags;
- int rtn = FAILED;
-
if (!scmd->device->host->hostt->eh_abort_handler)
- return rtn;
+ return FAILED;
/*
* scsi_done was called just after the command timed out and before
scmd->owner = SCSI_OWNER_LOWLEVEL;
- spin_lock_irqsave(scmd->device->host->host_lock, flags);
- rtn = scmd->device->host->hostt->eh_abort_handler(scmd);
- spin_unlock_irqrestore(scmd->device->host->host_lock, flags);
-
- return rtn;
+ return scmd->device->host->hostt->eh_abort_handler(scmd);
}
/**
*/
static int sym53c8xx_eh_abort_handler(struct scsi_cmnd *cmd)
{
- return sym_eh_handler(SYM_EH_ABORT, "ABORT", cmd);
+ int rc;
+
+ spin_lock_irq(cmd->device->host->host_lock);
+ rc = sym_eh_handler(SYM_EH_ABORT, "ABORT", cmd);
+ spin_unlock_irq(cmd->device->host->host_lock);
+
+ return rc;
}
static int sym53c8xx_eh_device_reset_handler(struct scsi_cmnd *cmd)
ogm_addr = (unsigned int)isa_bus_to_virt(inl(port0 + 23));
icm_status = inb(port0 + 27);
icm_addr = (unsigned int)isa_bus_to_virt(inl(port0 + 28));
- spin_lock_irqsave(host->host_lock, flags);
+ spin_unlock_irqrestore(host->host_lock, flags);
}
/* First check to see if an interrupt is pending. I suspect the SiS
set_bit(US_FLIDX_ABORTING, &us->flags);
usb_stor_stop_transport(us);
}
- scsi_unlock(us_to_host(us));
/* Wait for the aborted command to finish */
wait_for_completion(&us->notify);
/* Reacquire the lock and allow USB transfers to resume */
- scsi_lock(us_to_host(us));
clear_bit(US_FLIDX_ABORTING, &us->flags);
clear_bit(US_FLIDX_TIMED_OUT, &us->flags);
return SUCCESS;
projects / openwrt / staging / blogic.git / commitdiff