X-Git-Url: https://git.openpandora.org/cgi-bin/gitweb.cgi?p=pandora-kernel.git;a=blobdiff_plain;f=drivers%2Fscsi%2Fscsi_error.c;h=39ce3aba1dac5f459d668ee7ce4d15832918ec66;hp=eaf5a8add1ba1a9ba9e03d8aaa0969ffd41d2c58;hb=c19e80808b34b3de5c20884f11f58c3b6988daff;hpb=a8f43ee7e108cecf68cac652d0a3aeedb8131220 diff --git a/drivers/scsi/scsi_error.c b/drivers/scsi/scsi_error.c index eaf5a8add1ba..39ce3aba1dac 100644 --- a/drivers/scsi/scsi_error.c +++ b/drivers/scsi/scsi_error.c @@ -139,7 +139,7 @@ void scsi_add_timer(struct scsi_cmnd *scmd, int timeout, scmd->eh_timeout.function = (void (*)(unsigned long)) complete; SCSI_LOG_ERROR_RECOVERY(5, printk("%s: scmd: %p, time:" - " %d, (%p)\n", __FUNCTION__, + " %d, (%p)\n", __func__, scmd, timeout, complete)); add_timer(&scmd->eh_timeout); @@ -163,7 +163,7 @@ int scsi_delete_timer(struct scsi_cmnd *scmd) rtn = del_timer(&scmd->eh_timeout); SCSI_LOG_ERROR_RECOVERY(5, printk("%s: scmd: %p," - " rtn: %d\n", __FUNCTION__, + " rtn: %d\n", __func__, scmd, rtn)); scmd->eh_timeout.data = (unsigned long)NULL; @@ -233,7 +233,7 @@ int scsi_block_when_processing_errors(struct scsi_device *sdev) online = scsi_device_online(sdev); - SCSI_LOG_ERROR_RECOVERY(5, printk("%s: rtn: %d\n", __FUNCTION__, + SCSI_LOG_ERROR_RECOVERY(5, printk("%s: rtn: %d\n", __func__, online)); return online; @@ -271,7 +271,7 @@ static inline void scsi_eh_prt_fail_stats(struct Scsi_Host *shost, SCSI_LOG_ERROR_RECOVERY(3, sdev_printk(KERN_INFO, sdev, "%s: cmds failed: %d, cancel: %d\n", - __FUNCTION__, cmd_failed, + __func__, cmd_failed, cmd_cancel)); cmd_cancel = 0; cmd_failed = 0; @@ -298,6 +298,7 @@ static inline void scsi_eh_prt_fail_stats(struct Scsi_Host *shost, */ static int scsi_check_sense(struct scsi_cmnd *scmd) { + struct scsi_device *sdev = scmd->device; struct scsi_sense_hdr sshdr; if (! scsi_command_normalize_sense(scmd, &sshdr)) @@ -306,6 +307,16 @@ static int scsi_check_sense(struct scsi_cmnd *scmd) if (scsi_sense_is_deferred(&sshdr)) return NEEDS_RETRY; + if (sdev->scsi_dh_data && sdev->scsi_dh_data->scsi_dh && + sdev->scsi_dh_data->scsi_dh->check_sense) { + int rc; + + rc = sdev->scsi_dh_data->scsi_dh->check_sense(sdev, &sshdr); + if (rc != SCSI_RETURN_NOT_HANDLED) + return rc; + /* handler does not care. Drop down to default handling */ + } + /* * Previous logic looked for FILEMARK, EOM or ILI which are * mainly associated with tapes and returned SUCCESS. @@ -333,6 +344,9 @@ static int scsi_check_sense(struct scsi_cmnd *scmd) return /* soft_error */ SUCCESS; case ABORTED_COMMAND: + if (sshdr.asc == 0x10) /* DIF */ + return SUCCESS; + return NEEDS_RETRY; case NOT_READY: case UNIT_ATTENTION: @@ -377,7 +391,7 @@ static int scsi_check_sense(struct scsi_cmnd *scmd) case HARDWARE_ERROR: if (scmd->device->retry_hwerror) - return NEEDS_RETRY; + return ADD_TO_MLQUEUE; else return SUCCESS; @@ -459,7 +473,7 @@ static void scsi_eh_done(struct scsi_cmnd *scmd) SCSI_LOG_ERROR_RECOVERY(3, printk("%s scmd: %p result: %x\n", - __FUNCTION__, scmd, scmd->result)); + __func__, scmd, scmd->result)); eh_action = scmd->device->host->eh_action; if (eh_action) @@ -476,7 +490,7 @@ static int scsi_try_host_reset(struct scsi_cmnd *scmd) int rtn; SCSI_LOG_ERROR_RECOVERY(3, printk("%s: Snd Host RST\n", - __FUNCTION__)); + __func__)); if (!scmd->device->host->hostt->eh_host_reset_handler) return FAILED; @@ -505,7 +519,7 @@ static int scsi_try_bus_reset(struct scsi_cmnd *scmd) int rtn; SCSI_LOG_ERROR_RECOVERY(3, printk("%s: Snd Bus RST\n", - __FUNCTION__)); + __func__)); if (!scmd->device->host->hostt->eh_bus_reset_handler) return FAILED; @@ -653,7 +667,10 @@ void scsi_eh_prep_cmnd(struct scsi_cmnd *scmd, struct scsi_eh_save *ses, ses->sdb = scmd->sdb; ses->next_rq = scmd->request->next_rq; ses->result = scmd->result; + ses->underflow = scmd->underflow; + ses->prot_op = scmd->prot_op; + scmd->prot_op = SCSI_PROT_NORMAL; scmd->cmnd = ses->eh_cmnd; memset(scmd->cmnd, 0, BLK_MAX_CDB); memset(&scmd->sdb, 0, sizeof(scmd->sdb)); @@ -711,6 +728,8 @@ void scsi_eh_restore_cmnd(struct scsi_cmnd* scmd, struct scsi_eh_save *ses) scmd->sdb = ses->sdb; scmd->request->next_rq = ses->next_rq; scmd->result = ses->result; + scmd->underflow = ses->underflow; + scmd->prot_op = ses->prot_op; } EXPORT_SYMBOL(scsi_eh_restore_cmnd); @@ -755,7 +774,7 @@ static int scsi_send_eh_cmnd(struct scsi_cmnd *scmd, unsigned char *cmnd, SCSI_LOG_ERROR_RECOVERY(3, printk("%s: scmd: %p, timeleft: %ld\n", - __FUNCTION__, scmd, timeleft)); + __func__, scmd, timeleft)); /* * If there is time left scsi_eh_done got called, and we will @@ -767,7 +786,7 @@ static int scsi_send_eh_cmnd(struct scsi_cmnd *scmd, unsigned char *cmnd, rtn = scsi_eh_completed_normally(scmd); SCSI_LOG_ERROR_RECOVERY(3, printk("%s: scsi_eh_completed_normally %x\n", - __FUNCTION__, rtn)); + __func__, rtn)); switch (rtn) { case SUCCESS: @@ -902,7 +921,7 @@ retry_tur: rtn = scsi_send_eh_cmnd(scmd, tur_command, 6, SENSE_TIMEOUT, 0); SCSI_LOG_ERROR_RECOVERY(3, printk("%s: scmd %p rtn %x\n", - __FUNCTION__, scmd, rtn)); + __func__, scmd, rtn)); switch (rtn) { case NEEDS_RETRY: @@ -1285,7 +1304,7 @@ int scsi_decide_disposition(struct scsi_cmnd *scmd) if (!scsi_device_online(scmd->device)) { SCSI_LOG_ERROR_RECOVERY(5, printk("%s: device offline - report" " as SUCCESS\n", - __FUNCTION__)); + __func__)); return SUCCESS; } @@ -1500,7 +1519,7 @@ static void scsi_restart_operations(struct Scsi_Host *shost) * ioctls to queued block devices. */ SCSI_LOG_ERROR_RECOVERY(3, printk("%s: waking up host to restart\n", - __FUNCTION__)); + __func__)); spin_lock_irqsave(shost->host_lock, flags); if (scsi_host_set_state(shost, SHOST_RUNNING)) @@ -1824,7 +1843,7 @@ scsi_reset_provider(struct scsi_device *dev, int flag) */ SCSI_LOG_ERROR_RECOVERY(3, printk("%s: waking up host to restart after TMF\n", - __FUNCTION__)); + __func__)); wake_up(&shost->host_wait);