[SCSI] remove check for 'resetting'

Field is now unused, so this is dead code.

[jejb: remove resetting and last_reset from Scsi_Host]
Signed-off-by: Hannes Reinecke <hare@suse.de>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>

2 files changed, 0 insertions, 30 deletions

diff --git a/drivers/scsi/scsi.c b/drivers/scsi/scsi.c
index eaa808e6ba91..fe0bcb18fb26 100644
--- a/drivers/scsi/scsi.c
+++ b/drivers/scsi/scsi.c
@@ -78,11 +78,6 @@ static void scsi_done(struct scsi_cmnd *cmd);
  * Definitions and constants.
  */
 
-#define MIN_RESET_DELAY (2*HZ)
-
-/* Do not call reset on error if we just did a reset within 15 sec. */
-#define MIN_RESET_PERIOD (15*HZ)
-
 /*
  * Note - the initial logging level can be set here to log events at boot time.
  * After the system is up, you may enable logging via the /proc interface.
@@ -658,7 +653,6 @@ EXPORT_SYMBOL(scsi_cmd_get_serial);
 int scsi_dispatch_cmd(struct scsi_cmnd *cmd)
 {
         struct Scsi_Host *host = cmd->device->host;
-        unsigned long timeout;
         int rtn = 0;
 
         atomic_inc(&cmd->device->iorequest_cnt);
@@ -704,28 +698,6 @@ int scsi_dispatch_cmd(struct scsi_cmnd *cmd)
                                (cmd->device->lun << 5 & 0xe0);
         }
 
-        /*
-         * We will wait MIN_RESET_DELAY clock ticks after the last reset so
-         * we can avoid the drive not being ready.
-         */
-        timeout = host->last_reset + MIN_RESET_DELAY;
-
-        if (host->resetting && time_before(jiffies, timeout)) {
-                int ticks_remaining = timeout - jiffies;
-                /*
-                 * NOTE: This may be executed from within an interrupt
-                 * handler!  This is bad, but for now, it'll do.  The irq
-                 * level of the interrupt handler has been masked out by the
-                 * platform dependent interrupt handling code already, so the
-                 * sti() here will not cause another call to the SCSI host's
-                 * interrupt handler (assuming there is one irq-level per
-                 * host).
-                 */
-                while (--ticks_remaining >= 0)
-                        mdelay(1 + 999 / HZ);
-                host->resetting = 0;
-        }
-
         scsi_log_send(cmd);
 
         /*
diff --git a/include/scsi/scsi_host.h b/include/scsi/scsi_host.h
index 755243572219..a74b7d9afe8e 100644
--- a/include/scsi/scsi_host.h
+++ b/include/scsi/scsi_host.h
@@ -598,8 +598,6 @@ struct Scsi_Host {
         unsigned int host_eh_scheduled;    /* EH scheduled without command */
     
         unsigned int host_no;  /* Used for IOCTL_GET_IDLUN, /proc/scsi et al. */
-        int resetting; /* if set, it means that last_reset is a valid value */
-        unsigned long last_reset;
 
         /*
          * These three parameters can be used to allow for wide scsi,