diff options
| -rw-r--r-- | drivers/scsi/aic7xxx/aic7xxx_osm.c | 39 |
1 files changed, 16 insertions, 23 deletions
diff --git a/drivers/scsi/aic7xxx/aic7xxx_osm.c b/drivers/scsi/aic7xxx/aic7xxx_osm.c index 1861407422e..7fc6454068e 100644 --- a/drivers/scsi/aic7xxx/aic7xxx_osm.c +++ b/drivers/scsi/aic7xxx/aic7xxx_osm.c @@ -476,26 +476,20 @@ ahc_linux_queue(struct scsi_cmnd * cmd, void (*scsi_done) (struct scsi_cmnd *)) { struct ahc_softc *ahc; struct ahc_linux_device *dev = scsi_transport_device_data(cmd->device); + int rtn = SCSI_MLQUEUE_HOST_BUSY; + unsigned long flags; ahc = *(struct ahc_softc **)cmd->device->host->hostdata; - /* - * Save the callback on completion function. - */ - cmd->scsi_done = scsi_done; - - /* - * Close the race of a command that was in the process of - * being queued to us just as our simq was frozen. Let - * DV commands through so long as we are only frozen to - * perform DV. - */ - if (ahc->platform_data->qfrozen != 0) - return SCSI_MLQUEUE_HOST_BUSY; - - cmd->result = CAM_REQ_INPROG << 16; + ahc_lock(ahc, &flags); + if (ahc->platform_data->qfrozen == 0) { + cmd->scsi_done = scsi_done; + cmd->result = CAM_REQ_INPROG << 16; + rtn = ahc_linux_run_command(ahc, dev, cmd); + } + ahc_unlock(ahc, &flags); - return ahc_linux_run_command(ahc, dev, cmd); + return rtn; } static inline struct scsi_target ** @@ -1079,7 +1073,6 @@ ahc_linux_register_host(struct ahc_softc *ahc, struct scsi_host_template *templa *((struct ahc_softc **)host->hostdata) = ahc; ahc_lock(ahc, &s); - scsi_assign_lock(host, &ahc->platform_data->spin_lock); ahc->platform_data->host = host; host->can_queue = AHC_MAX_QUEUE; host->cmd_per_lun = 2; @@ -2111,6 +2104,7 @@ ahc_linux_queue_recovery_cmd(struct scsi_cmnd *cmd, scb_flag flag) int paused; int wait; int disconnected; + unsigned long flags; pending_scb = NULL; paused = FALSE; @@ -2125,7 +2119,7 @@ ahc_linux_queue_recovery_cmd(struct scsi_cmnd *cmd, scb_flag flag) printf(" 0x%x", cmd->cmnd[cdb_byte]); printf("\n"); - spin_lock_irq(&ahc->platform_data->spin_lock); + ahc_lock(ahc, &flags); /* * First determine if we currently own this command. @@ -2357,7 +2351,8 @@ done: int ret; ahc->platform_data->flags |= AHC_UP_EH_SEMAPHORE; - spin_unlock_irq(&ahc->platform_data->spin_lock); + ahc_unlock(ahc, &flags); + init_timer(&timer); timer.data = (u_long)ahc; timer.expires = jiffies + (5 * HZ); @@ -2371,10 +2366,8 @@ done: printf("Timer Expired\n"); retval = FAILED; } - spin_lock_irq(&ahc->platform_data->spin_lock); - } - - spin_unlock_irq(&ahc->platform_data->spin_lock); + } else + ahc_unlock(ahc, &flags); return (retval); } |