diff options
Diffstat (limited to 'drivers/scsi/scsi_error.c')
| -rw-r--r-- | drivers/scsi/scsi_error.c | 24 |
1 files changed, 19 insertions, 5 deletions
diff --git a/drivers/scsi/scsi_error.c b/drivers/scsi/scsi_error.c index 5f84a148eb14..386f0c53bea7 100644 --- a/drivers/scsi/scsi_error.c +++ b/drivers/scsi/scsi_error.c @@ -30,6 +30,7 @@ #include <scsi/scsi_cmnd.h> #include <scsi/scsi_dbg.h> #include <scsi/scsi_device.h> +#include <scsi/scsi_driver.h> #include <scsi/scsi_eh.h> #include <scsi/scsi_transport.h> #include <scsi/scsi_host.h> @@ -141,11 +142,11 @@ enum blk_eh_timer_return scsi_times_out(struct request *req) else if (host->hostt->eh_timed_out) rtn = host->hostt->eh_timed_out(scmd); + scmd->result |= DID_TIME_OUT << 16; + if (unlikely(rtn == BLK_EH_NOT_HANDLED && - !scsi_eh_scmd_add(scmd, SCSI_EH_CANCEL_CMD))) { - scmd->result |= DID_TIME_OUT << 16; + !scsi_eh_scmd_add(scmd, SCSI_EH_CANCEL_CMD))) rtn = BLK_EH_HANDLED; - } return rtn; } @@ -366,6 +367,14 @@ static int scsi_check_sense(struct scsi_cmnd *scmd) return TARGET_ERROR; case ILLEGAL_REQUEST: + if (sshdr.asc == 0x20 || /* Invalid command operation code */ + sshdr.asc == 0x21 || /* Logical block address out of range */ + sshdr.asc == 0x24 || /* Invalid field in cdb */ + sshdr.asc == 0x26) { /* Parameter value invalid */ + return TARGET_ERROR; + } + return SUCCESS; + default: return SUCCESS; } @@ -770,6 +779,7 @@ static int scsi_send_eh_cmnd(struct scsi_cmnd *scmd, unsigned char *cmnd, int cmnd_size, int timeout, unsigned sense_bytes) { struct scsi_device *sdev = scmd->device; + struct scsi_driver *sdrv = scsi_cmd_to_driver(scmd); struct Scsi_Host *shost = sdev->host; DECLARE_COMPLETION_ONSTACK(done); unsigned long timeleft; @@ -824,6 +834,10 @@ static int scsi_send_eh_cmnd(struct scsi_cmnd *scmd, unsigned char *cmnd, } scsi_eh_restore_cmnd(scmd, &ses); + + if (sdrv && sdrv->eh_action) + rtn = sdrv->eh_action(scmd, cmnd, cmnd_size, rtn); + return rtn; } @@ -1540,7 +1554,7 @@ int scsi_decide_disposition(struct scsi_cmnd *scmd) * Need to modify host byte to signal a * permanent target failure */ - scmd->result |= (DID_TARGET_FAILURE << 16); + set_host_byte(scmd, DID_TARGET_FAILURE); rtn = SUCCESS; } /* if rtn == FAILED, we have no sense information; @@ -1560,7 +1574,7 @@ int scsi_decide_disposition(struct scsi_cmnd *scmd) case RESERVATION_CONFLICT: sdev_printk(KERN_INFO, scmd->device, "reservation conflict\n"); - scmd->result |= (DID_NEXUS_FAILURE << 16); + set_host_byte(scmd, DID_NEXUS_FAILURE); return SUCCESS; /* causes immediate i/o error */ default: return FAILED; |