Merge master.kernel.org:/pub/scm/linux/kernel/git/jejb/scsi-misc-2.6

* master.kernel.org:/pub/scm/linux/kernel/git/jejb/scsi-misc-2.6: (87 commits)
  [SCSI] fusion: fix domain validation loops
  [SCSI] qla2xxx: fix regression on sparc64
  [SCSI] modalias for scsi devices
  [SCSI] sg: cap reserved_size values at max_sectors
  [SCSI] BusLogic: stop using check_region
  [SCSI] tgt: fix rdma transfer bugs
  [SCSI] aacraid: fix aacraid not finding device
  [SCSI] aacraid: Correct SMC products in aacraid.txt
  [SCSI] scsi_error.c: Add EH Start Unit retry
  [SCSI] aacraid: [Fastboot] Panics for AACRAID driver during 'insmod' for kexec test.
  [SCSI] ipr: Driver version to 2.3.2
  [SCSI] ipr: Faster sg list fetch
  [SCSI] ipr: Return better qc_issue errors
  [SCSI] ipr: Disrupt device error
  [SCSI] ipr: Improve async error logging level control
  [SCSI] ipr: PCI unblock config access fix
  [SCSI] ipr: Fix for oops following SATA request sense
  [SCSI] ipr: Log error for SAS dual path switch
  [SCSI] ipr: Enable logging of debug error data for all devices
  [SCSI] ipr: Add new PCI-E IDs to device table
  ...

1 files changed, 15 insertions, 4 deletions

diff --git a/drivers/scsi/scsi_error.c b/drivers/scsi/scsi_error.c
index 918bb6019540..3963e7013bd9 100644
--- a/drivers/scsi/scsi_error.c
+++ b/drivers/scsi/scsi_error.c
@@ -184,10 +184,19 @@ int scsi_delete_timer(struct scsi_cmnd *scmd)
  **/
 void scsi_times_out(struct scsi_cmnd *scmd)
 {
+        enum scsi_eh_timer_return (* eh_timed_out)(struct scsi_cmnd *);
+
         scsi_log_completion(scmd, TIMEOUT_ERROR);
 
         if (scmd->device->host->transportt->eh_timed_out)
-                switch (scmd->device->host->transportt->eh_timed_out(scmd)) {
+                eh_timed_out = scmd->device->host->transportt->eh_timed_out;
+        else if (scmd->device->host->hostt->eh_timed_out)
+                eh_timed_out = scmd->device->host->hostt->eh_timed_out;
+        else
+                eh_timed_out = NULL;
+
+        if (eh_timed_out)
+                switch (eh_timed_out(scmd)) {
                 case EH_HANDLED:
                         __scsi_done(scmd);
                         return;
@@ -923,10 +932,12 @@ static int scsi_eh_try_stu(struct scsi_cmnd *scmd)
         static unsigned char stu_command[6] = {START_STOP, 0, 0, 0, 1, 0};
 
         if (scmd->device->allow_restart) {
-                int rtn;
+                int i, rtn = NEEDS_RETRY;
+
+                for (i = 0; rtn == NEEDS_RETRY && i < 2; i++)
+                        rtn = scsi_send_eh_cmnd(scmd, stu_command, 6,
+                                                START_UNIT_TIMEOUT, 0);
 
-                rtn = scsi_send_eh_cmnd(scmd, stu_command, 6,
-                                        START_UNIT_TIMEOUT, 0);
                 if (rtn == SUCCESS)
                         return 0;
         }