diff options
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/scsi/lpfc/lpfc_scsi.c | 52 |
1 files changed, 14 insertions, 38 deletions
diff --git a/drivers/scsi/lpfc/lpfc_scsi.c b/drivers/scsi/lpfc/lpfc_scsi.c index 0aa5ca6..a4d8455 100644 --- a/drivers/scsi/lpfc/lpfc_scsi.c +++ b/drivers/scsi/lpfc/lpfc_scsi.c @@ -760,11 +760,12 @@ lpfc_queuecommand(struct scsi_cmnd *cmnd, void (*done) (struct scsi_cmnd *)) return 0; } + 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]; + struct Scsi_Host *shost = cmnd->device->host; + struct lpfc_hba *phba = (struct lpfc_hba *)shost->hostdata[0]; struct lpfc_sli_ring *pring = &phba->sli.ring[phba->sli.fcp_ring]; struct lpfc_iocbq *iocb; struct lpfc_iocbq *abtsiocb; @@ -773,6 +774,7 @@ __lpfc_abort_handler(struct scsi_cmnd *cmnd) unsigned int loop_count = 0; int ret = SUCCESS; + spin_lock_irq(shost->host_lock); lpfc_cmd = (struct lpfc_scsi_buf *)cmnd->host_scribble; BUG_ON(!lpfc_cmd); @@ -850,21 +852,13 @@ __lpfc_abort_handler(struct scsi_cmnd *cmnd) phba->brd_no, ret, cmnd->device->id, cmnd->device->lun, cmnd->serial_number); - return ret; -} + spin_unlock_irq(shost->host_lock); -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; + return ret; } static int -__lpfc_reset_lun_handler(struct scsi_cmnd *cmnd) +lpfc_reset_lun_handler(struct scsi_cmnd *cmnd) { struct Scsi_Host *shost = cmnd->device->host; struct lpfc_hba *phba = (struct lpfc_hba *)shost->hostdata[0]; @@ -875,6 +869,7 @@ __lpfc_reset_lun_handler(struct scsi_cmnd *cmnd) int ret = FAILED; int cnt, loopcnt; + spin_lock_irq(shost->host_lock); /* * If target is not in a MAPPED state, delay the reset until * target is rediscovered or nodev timeout expires. @@ -964,24 +959,12 @@ out_free_scsi_buf: lpfc_cmd->result); lpfc_release_scsi_buf(phba, lpfc_cmd); out: + spin_unlock_irq(shost->host_lock); return ret; } static int -lpfc_reset_lun_handler(struct scsi_cmnd *cmnd) -{ - int rc; - spin_lock_irq(cmnd->device->host->host_lock); - rc = __lpfc_reset_lun_handler(cmnd); - spin_unlock_irq(cmnd->device->host->host_lock); - return rc; -} - -/* - * Note: midlayer calls this function with the host_lock held - */ -static int -__lpfc_reset_bus_handler(struct scsi_cmnd *cmnd) +lpfc_reset_bus_handler(struct scsi_cmnd *cmnd) { struct Scsi_Host *shost = cmnd->device->host; struct lpfc_hba *phba = (struct lpfc_hba *)shost->hostdata[0]; @@ -992,6 +975,8 @@ __lpfc_reset_bus_handler(struct scsi_cmnd *cmnd) unsigned int midlayer_id = 0; struct lpfc_scsi_buf * lpfc_cmd; + spin_lock_irq(shost->host_lock); + lpfc_cmd = lpfc_sli_get_scsi_buf (phba); if (lpfc_cmd == NULL) goto out; @@ -1067,20 +1052,11 @@ __lpfc_reset_bus_handler(struct scsi_cmnd *cmnd) "%d:0714 SCSI layer issued Bus Reset Data: x%x\n", phba->brd_no, ret); out: + spin_unlock_irq(shost->host_lock); return ret; } static int -lpfc_reset_bus_handler(struct scsi_cmnd *cmnd) -{ - int rc; - spin_lock_irq(cmnd->device->host->host_lock); - rc = __lpfc_reset_bus_handler(cmnd); - spin_unlock_irq(cmnd->device->host->host_lock); - return rc; -} - -static int lpfc_slave_alloc(struct scsi_device *sdev) { struct lpfc_hba *phba = (struct lpfc_hba *)sdev->host->hostdata[0]; |