- patches.arch/x86_mce_intel_decode_physical_address.patch:

[linux-flexiantxendom0-3.2.10.git] / drivers / scsi / scsi_error.c

diff --git a/drivers/scsi/scsi_error.c b/drivers/scsi/scsi_error.c
index d318613..8ddee6d 100644 (file)
--- a/drivers/scsi/scsi_error.c
+++ b/drivers/scsi/scsi_error.c
@@ -42,6 +42,8 @@
 #include "scsi_logging.h"
 #include "scsi_transport_api.h"
 
+#include <trace/events/scsi.h>
+
 #define SENSE_TIMEOUT          (10*HZ)
 #define TEST_UNIT_READY_TIMEOUT        (30*HZ)
 
@@ -56,6 +58,7 @@
 void scsi_eh_wakeup(struct Scsi_Host *shost)
 {
        if (shost->host_busy == shost->host_failed) {
+               trace_scsi_eh_wakeup(shost);
                wake_up_process(shost->ehandler);
                SCSI_LOG_ERROR_RECOVERY(5,
                                printk("Waking error handler thread\n"));
@@ -131,6 +134,7 @@ enum blk_eh_timer_return scsi_times_out(struct request *req)
        struct scsi_cmnd *scmd = req->special;
        enum blk_eh_timer_return rtn = BLK_EH_NOT_HANDLED;
 
+       trace_scsi_dispatch_cmd_timeout(scmd);
        scsi_log_completion(scmd, TIMEOUT_ERROR);
 
        if (scmd->device->host->transportt->eh_timed_out)
@@ -1051,9 +1055,10 @@ static int scsi_eh_abort_cmds(struct list_head *work_q,
                                                  "0x%p\n", current->comm,
                                                  scmd));
                rtn = scsi_try_to_abort_cmd(scmd);
-               if (rtn == SUCCESS) {
+               if (rtn == SUCCESS || rtn == FAST_IO_FAIL) {
                        scmd->eh_eflags &= ~SCSI_EH_CANCEL_CMD;
                        if (!scsi_device_online(scmd->device) ||
+                           rtn == FAST_IO_FAIL ||
                            !scsi_eh_tur(scmd)) {
                                scsi_eh_finish_cmd(scmd, done_q);
                        }
@@ -1180,8 +1185,9 @@ static int scsi_eh_bus_device_reset(struct Scsi_Host *shost,
                                                  " 0x%p\n", current->comm,
                                                  sdev));
                rtn = scsi_try_bus_device_reset(bdr_scmd);
-               if (rtn == SUCCESS) {
+               if (rtn == SUCCESS || rtn == FAST_IO_FAIL) {
                        if (!scsi_device_online(sdev) ||
+                           rtn == FAST_IO_FAIL ||
                            !scsi_eh_tur(bdr_scmd)) {
                                list_for_each_entry_safe(scmd, next,
                                                         work_q, eh_entry) {
@@ -1244,10 +1250,11 @@ static int scsi_eh_target_reset(struct Scsi_Host *shost,
                                                  "to target %d\n",
                                                  current->comm, id));
                rtn = scsi_try_target_reset(tgtr_scmd);
-               if (rtn == SUCCESS) {
+               if (rtn == SUCCESS || rtn == FAST_IO_FAIL) {
                        list_for_each_entry_safe(scmd, next, work_q, eh_entry) {
                                if (id == scmd_id(scmd))
                                        if (!scsi_device_online(scmd->device) ||
+                                           rtn == FAST_IO_FAIL ||
                                            !scsi_eh_tur(tgtr_scmd))
                                                scsi_eh_finish_cmd(scmd,
                                                                   done_q);
@@ -1303,10 +1310,11 @@ static int scsi_eh_bus_reset(struct Scsi_Host *shost,
                                                  " %d\n", current->comm,
                                                  channel));
                rtn = scsi_try_bus_reset(chan_scmd);
-               if (rtn == SUCCESS) {
+               if (rtn == SUCCESS || rtn == FAST_IO_FAIL) {
                        list_for_each_entry_safe(scmd, next, work_q, eh_entry) {
                                if (channel == scmd_channel(scmd))
                                        if (!scsi_device_online(scmd->device) ||
+                                           rtn == FAST_IO_FAIL ||
                                            !scsi_eh_tur(scmd))
                                                scsi_eh_finish_cmd(scmd,
                                                                   done_q);
@@ -1340,9 +1348,10 @@ static int scsi_eh_host_reset(struct list_head *work_q,
                                                  , current->comm));
 
                rtn = scsi_try_host_reset(scmd);
-               if (rtn == SUCCESS) {
+               if (rtn == SUCCESS || rtn == FAST_IO_FAIL) {
                        list_for_each_entry_safe(scmd, next, work_q, eh_entry) {
                                if (!scsi_device_online(scmd->device) ||
+                                   rtn == FAST_IO_FAIL ||
                                    (!scsi_eh_try_stu(scmd) && !scsi_eh_tur(scmd)) ||
                                    !scsi_eh_tur(scmd))
                                        scsi_eh_finish_cmd(scmd, done_q);