svn commit: r323215 - in head/sys/dev: mpr mps
Scott Long
scottl at FreeBSD.org
Wed Sep 6 09:19:56 UTC 2017
Author: scottl
Date: Wed Sep 6 09:19:54 2017
New Revision: 323215
URL: https://svnweb.freebsd.org/changeset/base/323215
Log:
Checkpoint the next phase in debug message cleanup, this time focusing on
error recovery messages.
Sponsored by: Netflix
Modified:
head/sys/dev/mpr/mpr_sas.c
head/sys/dev/mps/mps_sas.c
Modified: head/sys/dev/mpr/mpr_sas.c
==============================================================================
--- head/sys/dev/mpr/mpr_sas.c Wed Sep 6 07:19:22 2017 (r323214)
+++ head/sys/dev/mpr/mpr_sas.c Wed Sep 6 09:19:54 2017 (r323215)
@@ -1286,33 +1286,39 @@ mprsas_logical_unit_reset_complete(struct mpr_softc *s
* task management commands don't have S/G lists.
*/
if ((tm->cm_flags & MPR_CM_FLAGS_ERROR_MASK) != 0) {
- mpr_dprint(sc, MPR_ERROR, "%s: cm_flags = %#x for LUN reset! "
+ mpr_dprint(sc, MPR_RECOVERY|MPR_ERROR,
+ "%s: cm_flags = %#x for LUN reset! "
"This should not happen!\n", __func__, tm->cm_flags);
mprsas_free_tm(sc, tm);
return;
}
if (reply == NULL) {
- mprsas_log_command(tm, MPR_RECOVERY, "NULL reset reply for tm "
- "%p\n", tm);
+ mpr_dprint(sc, MPR_RECOVERY, "NULL reset reply for tm %p\n",
+ tm);
if ((sc->mpr_flags & MPR_FLAGS_DIAGRESET) != 0) {
/* this completion was due to a reset, just cleanup */
+ mpr_dprint(sc, MPR_RECOVERY, "Hardware undergoing "
+ "reset, ignoring NULL LUN reset reply\n");
targ->tm = NULL;
mprsas_free_tm(sc, tm);
}
else {
/* we should have gotten a reply. */
+ mpr_dprint(sc, MPR_INFO|MPR_RECOVERY, "NULL reply on "
+ "LUN reset attempt, resetting controller\n");
mpr_reinit(sc);
}
return;
}
- mprsas_log_command(tm, MPR_RECOVERY,
+ mpr_dprint(sc, MPR_RECOVERY,
"logical unit reset status 0x%x code 0x%x count %u\n",
le16toh(reply->IOCStatus), le32toh(reply->ResponseCode),
le32toh(reply->TerminationCount));
-
- /* See if there are any outstanding commands for this LUN.
+
+ /*
+ * See if there are any outstanding commands for this LUN.
* This could be made more efficient by using a per-LU data
* structure of some sort.
*/
@@ -1322,34 +1328,36 @@ mprsas_logical_unit_reset_complete(struct mpr_softc *s
}
if (cm_count == 0) {
- mprsas_log_command(tm, MPR_RECOVERY|MPR_INFO,
- "logical unit %u finished recovery after reset\n",
- tm->cm_lun, tm);
+ mpr_dprint(sc, MPR_RECOVERY|MPR_INFO,
+ "Finished recovery after LUN reset for target %u\n",
+ targ->tid);
- mprsas_announce_reset(sc, AC_SENT_BDR, tm->cm_targ->tid,
+ mprsas_announce_reset(sc, AC_SENT_BDR, targ->tid,
tm->cm_lun);
- /* we've finished recovery for this logical unit. check and
+ /*
+ * We've finished recovery for this logical unit. check and
* see if some other logical unit has a timedout command
* that needs to be processed.
*/
cm = TAILQ_FIRST(&targ->timedout_commands);
if (cm) {
+ mpr_dprint(sc, MPR_INFO|MPR_RECOVERY,
+ "More commands to abort for target %u\n", targ->tid);
mprsas_send_abort(sc, tm, cm);
- }
- else {
+ } else {
targ->tm = NULL;
mprsas_free_tm(sc, tm);
}
- }
- else {
+ } else {
/* if we still have commands for this LUN, the reset
* effectively failed, regardless of the status reported.
* Escalate to a target reset.
*/
- mprsas_log_command(tm, MPR_RECOVERY,
- "logical unit reset complete for tm %p, but still have %u "
- "command(s)\n", tm, cm_count);
+ mpr_dprint(sc, MPR_INFO|MPR_RECOVERY,
+ "logical unit reset complete for target %u, but still "
+ "have %u command(s), sending target reset\n", targ->tid,
+ cm_count);
mprsas_send_reset(sc, tm,
MPI2_SCSITASKMGMT_TASKTYPE_TARGET_RESET);
}
@@ -1381,46 +1389,53 @@ mprsas_target_reset_complete(struct mpr_softc *sc, str
}
if (reply == NULL) {
- mprsas_log_command(tm, MPR_RECOVERY, "NULL reset reply for tm "
- "%p\n", tm);
+ mpr_dprint(sc, MPR_RECOVERY,
+ "NULL target reset reply for tm %p TaskMID %u\n",
+ tm, le16toh(req->TaskMID));
if ((sc->mpr_flags & MPR_FLAGS_DIAGRESET) != 0) {
/* this completion was due to a reset, just cleanup */
+ mpr_dprint(sc, MPR_RECOVERY, "Hardware undergoing "
+ "reset, ignoring NULL target reset reply\n");
targ->tm = NULL;
mprsas_free_tm(sc, tm);
}
else {
/* we should have gotten a reply. */
+ mpr_dprint(sc, MPR_INFO|MPR_RECOVERY, "NULL reply on "
+ "target reset attempt, resetting controller\n");
mpr_reinit(sc);
}
return;
}
- mprsas_log_command(tm, MPR_RECOVERY,
+ mpr_dprint(sc, MPR_RECOVERY,
"target reset status 0x%x code 0x%x count %u\n",
le16toh(reply->IOCStatus), le32toh(reply->ResponseCode),
le32toh(reply->TerminationCount));
if (targ->outstanding == 0) {
- /* we've finished recovery for this target and all
+ /*
+ * We've finished recovery for this target and all
* of its logical units.
*/
- mprsas_log_command(tm, MPR_RECOVERY|MPR_INFO,
- "recovery finished after target reset\n");
+ mpr_dprint(sc, MPR_RECOVERY|MPR_INFO,
+ "Finished reset recovery for target %u\n", targ->tid);
mprsas_announce_reset(sc, AC_SENT_BDR, tm->cm_targ->tid,
CAM_LUN_WILDCARD);
targ->tm = NULL;
mprsas_free_tm(sc, tm);
- }
- else {
- /* after a target reset, if this target still has
+ } else {
+ /*
+ * After a target reset, if this target still has
* outstanding commands, the reset effectively failed,
* regardless of the status reported. escalate.
*/
- mprsas_log_command(tm, MPR_RECOVERY,
- "target reset complete for tm %p, but still have %u "
- "command(s)\n", tm, targ->outstanding);
+ mpr_dprint(sc, MPR_INFO|MPR_RECOVERY,
+ "Target reset complete for target %u, but still have %u "
+ "command(s), resetting controller\n", targ->tid,
+ targ->outstanding);
mpr_reinit(sc);
}
}
@@ -1450,20 +1465,20 @@ mprsas_send_reset(struct mpr_softc *sc, struct mpr_com
/* XXX Need to handle invalid LUNs */
MPR_SET_LUN(req->LUN, tm->cm_lun);
tm->cm_targ->logical_unit_resets++;
- mprsas_log_command(tm, MPR_RECOVERY|MPR_INFO,
- "sending logical unit reset\n");
+ mpr_dprint(sc, MPR_RECOVERY|MPR_INFO,
+ "Sending logical unit reset to target %u lun %d\n",
+ target->tid, tm->cm_lun);
tm->cm_complete = mprsas_logical_unit_reset_complete;
mprsas_prepare_for_tm(sc, tm, target, tm->cm_lun);
- }
- else if (type == MPI2_SCSITASKMGMT_TASKTYPE_TARGET_RESET) {
+ } else if (type == MPI2_SCSITASKMGMT_TASKTYPE_TARGET_RESET) {
/*
* Target reset method =
* SAS Hard Link Reset / SATA Link Reset
*/
req->MsgFlags = MPI2_SCSITASKMGMT_MSGFLAGS_LINK_RESET;
tm->cm_targ->target_resets++;
- mprsas_log_command(tm, MPR_RECOVERY|MPR_INFO,
- "sending target reset\n");
+ mpr_dprint(sc, MPR_RECOVERY|MPR_INFO,
+ "Sending target reset to target %u\n", target->tid);
tm->cm_complete = mprsas_target_reset_complete;
mprsas_prepare_for_tm(sc, tm, target, CAM_LUN_WILDCARD);
}
@@ -1472,12 +1487,11 @@ mprsas_send_reset(struct mpr_softc *sc, struct mpr_com
return -1;
}
- mpr_dprint(sc, MPR_INFO, "to target %u handle 0x%04x\n", target->tid,
- target->handle);
if (target->encl_level_valid) {
- mpr_dprint(sc, MPR_INFO, "At enclosure level %d, slot %d, "
- "connector name (%4s)\n", target->encl_level,
- target->encl_slot, target->connector_name);
+ mpr_dprint(sc, MPR_RECOVERY|MPR_INFO,
+ "At enclosure level %d, slot %d, connector name (%4s)\n",
+ target->encl_level, target->encl_slot,
+ target->connector_name);
}
tm->cm_data = NULL;
@@ -1490,7 +1504,7 @@ mprsas_send_reset(struct mpr_softc *sc, struct mpr_com
err = mpr_map_command(sc, tm);
if (err)
- mprsas_log_command(tm, MPR_RECOVERY,
+ mpr_dprint(sc, MPR_ERROR|MPR_RECOVERY,
"error %d sending reset type %u\n", err, type);
return err;
@@ -1517,7 +1531,7 @@ mprsas_abort_complete(struct mpr_softc *sc, struct mpr
* task management commands don't have S/G lists.
*/
if ((tm->cm_flags & MPR_CM_FLAGS_ERROR_MASK) != 0) {
- mprsas_log_command(tm, MPR_RECOVERY,
+ mpr_dprint(sc, MPR_RECOVERY|MPR_ERROR,
"cm_flags = %#x for abort %p TaskMID %u!\n",
tm->cm_flags, tm, le16toh(req->TaskMID));
mprsas_free_tm(sc, tm);
@@ -1525,22 +1539,25 @@ mprsas_abort_complete(struct mpr_softc *sc, struct mpr
}
if (reply == NULL) {
- mprsas_log_command(tm, MPR_RECOVERY,
+ mpr_dprint(sc, MPR_RECOVERY,
"NULL abort reply for tm %p TaskMID %u\n",
tm, le16toh(req->TaskMID));
if ((sc->mpr_flags & MPR_FLAGS_DIAGRESET) != 0) {
/* this completion was due to a reset, just cleanup */
+ mpr_dprint(sc, MPR_RECOVERY, "Hardware undergoing "
+ "reset, ignoring NULL abort reply\n");
targ->tm = NULL;
mprsas_free_tm(sc, tm);
- }
- else {
+ } else {
/* we should have gotten a reply. */
+ mpr_dprint(sc, MPR_INFO|MPR_RECOVERY, "NULL reply on "
+ "abort attempt, resetting controller\n");
mpr_reinit(sc);
}
return;
}
- mprsas_log_command(tm, MPR_RECOVERY,
+ mpr_dprint(sc, MPR_RECOVERY,
"abort TaskMID %u status 0x%x code 0x%x count %u\n",
le16toh(req->TaskMID),
le16toh(reply->IOCStatus), le32toh(reply->ResponseCode),
@@ -1548,31 +1565,27 @@ mprsas_abort_complete(struct mpr_softc *sc, struct mpr
cm = TAILQ_FIRST(&tm->cm_targ->timedout_commands);
if (cm == NULL) {
- /* if there are no more timedout commands, we're done with
+ /*
+ * if there are no more timedout commands, we're done with
* error recovery for this target.
*/
- mprsas_log_command(tm, MPR_RECOVERY,
- "finished recovery after aborting TaskMID %u\n",
- le16toh(req->TaskMID));
-
+ mpr_dprint(sc, MPR_INFO|MPR_RECOVERY,
+ "Finished abort recovery for target %u\n", targ->tid);
targ->tm = NULL;
mprsas_free_tm(sc, tm);
- }
- else if (le16toh(req->TaskMID) != cm->cm_desc.Default.SMID) {
+ } else if (le16toh(req->TaskMID) != cm->cm_desc.Default.SMID) {
/* abort success, but we have more timedout commands to abort */
- mprsas_log_command(tm, MPR_RECOVERY,
- "continuing recovery after aborting TaskMID %u\n",
- le16toh(req->TaskMID));
-
+ mpr_dprint(sc, MPR_INFO|MPR_RECOVERY,
+ "Continuing abort recovery for target %u\n", targ->tid);
mprsas_send_abort(sc, tm, cm);
- }
- else {
- /* we didn't get a command completion, so the abort
+ } else {
+ /*
+ * we didn't get a command completion, so the abort
* failed as far as we're concerned. escalate.
*/
- mprsas_log_command(tm, MPR_RECOVERY,
- "abort failed for TaskMID %u tm %p\n",
- le16toh(req->TaskMID), tm);
+ mpr_dprint(sc, MPR_INFO|MPR_RECOVERY,
+ "Abort failed for target %u, sending logical unit reset\n",
+ targ->tid);
mprsas_send_reset(sc, tm,
MPI2_SCSITASKMGMT_TASKTYPE_LOGICAL_UNIT_RESET);
@@ -1591,7 +1604,8 @@ mprsas_send_abort(struct mpr_softc *sc, struct mpr_com
targ = cm->cm_targ;
if (targ->handle == 0) {
- mpr_dprint(sc, MPR_ERROR,"%s null devhandle for target_id %d\n",
+ mpr_dprint(sc, MPR_ERROR|MPR_RECOVERY,
+ "%s null devhandle for target_id %d\n",
__func__, cm->cm_ccb->ccb_h.target_id);
return -1;
}
@@ -1622,13 +1636,11 @@ mprsas_send_abort(struct mpr_softc *sc, struct mpr_com
targ->aborts++;
- mpr_dprint(sc, MPR_INFO, "Sending reset from %s for target ID %d\n",
- __func__, targ->tid);
mprsas_prepare_for_tm(sc, tm, targ, tm->cm_lun);
err = mpr_map_command(sc, tm);
if (err)
- mpr_dprint(sc, MPR_RECOVERY,
+ mpr_dprint(sc, MPR_ERROR|MPR_RECOVERY,
"error %d sending abort for cm %p SMID %u\n",
err, cm, req->TaskMID);
return err;
@@ -1637,17 +1649,21 @@ mprsas_send_abort(struct mpr_softc *sc, struct mpr_com
static void
mprsas_scsiio_timeout(void *data)
{
+ sbintime_t elapsed, now;
+ union ccb *ccb;
struct mpr_softc *sc;
struct mpr_command *cm;
struct mprsas_target *targ;
cm = (struct mpr_command *)data;
sc = cm->cm_sc;
+ ccb = cm->cm_ccb;
+ now = sbinuptime();
MPR_FUNCTRACE(sc);
mtx_assert(&sc->mpr_mtx, MA_OWNED);
- mpr_dprint(sc, MPR_XINFO, "Timeout checking cm %p\n", cm);
+ mpr_dprint(sc, MPR_XINFO|MPR_RECOVERY, "Timeout checking cm %p\n", cm);
/*
* Run the interrupt handler to make sure it's not pending. This
@@ -1669,13 +1685,15 @@ mprsas_scsiio_timeout(void *data)
targ = cm->cm_targ;
targ->timeouts++;
- mprsas_log_command(cm, MPR_ERROR, "command timeout %d cm %p target "
- "%u, handle(0x%04x)\n", cm->cm_ccb->ccb_h.timeout, cm, targ->tid,
- targ->handle);
+ elapsed = now - ccb->ccb_h.qos.sim_data;
+ mprsas_log_command(cm, MPR_INFO|MPR_RECOVERY,
+ "Command timeout on target %u(0x%04x), %d set, %d.%d elapsed\n",
+ targ->tid, targ->handle, ccb->ccb_h.timeout,
+ sbintime_getsec(elapsed), elapsed & 0xffffffff);
if (targ->encl_level_valid) {
- mpr_dprint(sc, MPR_ERROR, "At enclosure level %d, slot %d, "
- "connector name (%4s)\n", targ->encl_level, targ->encl_slot,
- targ->connector_name);
+ mpr_dprint(sc, MPR_INFO|MPR_RECOVERY,
+ "At enclosure level %d, slot %d, connector name (%4s)\n",
+ targ->encl_level, targ->encl_slot, targ->connector_name);
}
/* XXX first, check the firmware state, to see if it's still
@@ -1693,10 +1711,13 @@ mprsas_scsiio_timeout(void *data)
"processing by tm %p\n", cm, targ->tm);
}
else if ((targ->tm = mprsas_alloc_tm(sc)) != NULL) {
- mpr_dprint(sc, MPR_RECOVERY, "timedout cm %p allocated tm %p\n",
- cm, targ->tm);
/* start recovery by aborting the first timedout command */
+ mpr_dprint(sc, MPR_RECOVERY|MPR_INFO,
+ "Sending abort to target %u for SMID %d\n", targ->tid,
+ cm->cm_desc.Default.SMID);
+ mpr_dprint(sc, MPR_RECOVERY, "timedout cm %p allocated tm %p\n",
+ cm, targ->tm);
mprsas_send_abort(sc, targ->tm, cm);
}
else {
@@ -1709,8 +1730,8 @@ mprsas_scsiio_timeout(void *data)
* more credits than disks in an enclosure, and limit
* ourselves to one TM per target for recovery.
*/
- mpr_dprint(sc, MPR_RECOVERY, "timedout cm %p failed to "
- "allocate a tm\n", cm);
+ mpr_dprint(sc, MPR_ERROR|MPR_RECOVERY,
+ "timedout cm %p failed to allocate a tm\n", cm);
}
}
@@ -1843,6 +1864,7 @@ mprsas_build_nvme_unmap(struct mpr_softc *sc, struct m
cm->cm_desc.Default.RequestFlags =
MPI26_REQ_DESCRIPT_FLAGS_PCIE_ENCAPSULATED;
+ csio->ccb_h.qos.sim_data = sbinuptime();
#if __FreeBSD_version >= 1000029
callout_reset_sbt(&cm->cm_callout, SBT_1MS * ccb->ccb_h.timeout, 0,
mprsas_scsiio_timeout, cm, 0);
@@ -2161,6 +2183,7 @@ mprsas_action_scsiio(struct mprsas_softc *sassc, union
cm->cm_desc.SCSIIO.DevHandle = htole16(targ->handle);
}
+ csio->ccb_h.qos.sim_data = sbinuptime();
#if __FreeBSD_version >= 1000029
callout_reset_sbt(&cm->cm_callout, SBT_1MS * ccb->ccb_h.timeout, 0,
mprsas_scsiio_timeout, cm, 0);
@@ -2936,9 +2959,14 @@ mprsas_scsiio_complete(struct mpr_softc *sc, struct mp
* avoiding getting into an infinite retry loop.
*/
mprsas_set_ccbstatus(ccb, CAM_REQ_CMP_ERR);
- mprsas_log_command(cm, MPR_INFO,
- "terminated ioc %x loginfo %x scsi %x state %x xfer %u\n",
- le16toh(rep->IOCStatus), le32toh(rep->IOCLogInfo),
+ mpr_dprint(sc, MPR_INFO,
+ "Controller reported %s status for target %u SMID %u, "
+ "loginfo %x\n", ((rep->IOCStatus & MPI2_IOCSTATUS_MASK) ==
+ MPI2_IOCSTATUS_SCSI_IOC_TERMINATED) ? "IOC_TERMINATED" :
+ "EXT_TERMINATED", target_id, cm->cm_desc.Default.SMID,
+ le32toh(rep->IOCLogInfo));
+ mpr_dprint(sc, MPR_XINFO,
+ "SCSIStatus %x SCSIState %x xfercount %u\n",
rep->SCSIStatus, rep->SCSIState,
le32toh(rep->TransferCount));
break;
Modified: head/sys/dev/mps/mps_sas.c
==============================================================================
--- head/sys/dev/mps/mps_sas.c Wed Sep 6 07:19:22 2017 (r323214)
+++ head/sys/dev/mps/mps_sas.c Wed Sep 6 09:19:54 2017 (r323215)
@@ -1227,33 +1227,39 @@ mpssas_logical_unit_reset_complete(struct mps_softc *s
* XXXSL So should it be an assertion?
*/
if ((tm->cm_flags & MPS_CM_FLAGS_ERROR_MASK) != 0) {
- mps_dprint(sc, MPS_ERROR, "%s: cm_flags = %#x for LUN reset! "
- "This should not happen!\n", __func__, tm->cm_flags);
+ mps_dprint(sc, MPS_RECOVERY|MPS_ERROR,
+ "%s: cm_flags = %#x for LUN reset! "
+ "This should not happen!\n", __func__, tm->cm_flags);
mpssas_free_tm(sc, tm);
return;
}
if (reply == NULL) {
- mpssas_log_command(tm, MPS_RECOVERY,
- "NULL reset reply for tm %p\n", tm);
+ mps_dprint(sc, MPS_RECOVERY, "NULL reset reply for tm %p\n",
+ tm);
if ((sc->mps_flags & MPS_FLAGS_DIAGRESET) != 0) {
/* this completion was due to a reset, just cleanup */
+ mps_dprint(sc, MPS_RECOVERY, "Hardware undergoing "
+ "reset, ignoring NULL LUN reset reply\n");
targ->tm = NULL;
mpssas_free_tm(sc, tm);
}
else {
/* we should have gotten a reply. */
+ mps_dprint(sc, MPS_INFO|MPS_RECOVERY, "NULL reply on "
+ "LUN reset attempt, resetting controller\n");
mps_reinit(sc);
}
return;
}
- mpssas_log_command(tm, MPS_RECOVERY,
+ mps_dprint(sc, MPS_RECOVERY,
"logical unit reset status 0x%x code 0x%x count %u\n",
le16toh(reply->IOCStatus), le32toh(reply->ResponseCode),
le32toh(reply->TerminationCount));
- /* See if there are any outstanding commands for this LUN.
+ /*
+ * See if there are any outstanding commands for this LUN.
* This could be made more efficient by using a per-LU data
* structure of some sort.
*/
@@ -1263,34 +1269,37 @@ mpssas_logical_unit_reset_complete(struct mps_softc *s
}
if (cm_count == 0) {
- mpssas_log_command(tm, MPS_RECOVERY|MPS_INFO,
- "logical unit %u finished recovery after reset\n",
- tm->cm_lun, tm);
+ mps_dprint(sc, MPS_RECOVERY|MPS_INFO,
+ "Finished recovery after LUN reset for target %u\n",
+ targ->tid);
- mpssas_announce_reset(sc, AC_SENT_BDR, tm->cm_targ->tid,
- tm->cm_lun);
+ mpssas_announce_reset(sc, AC_SENT_BDR, targ->tid, tm->cm_lun);
- /* we've finished recovery for this logical unit. check and
+ /*
+ * We've finished recovery for this logical unit. check and
* see if some other logical unit has a timedout command
* that needs to be processed.
*/
cm = TAILQ_FIRST(&targ->timedout_commands);
if (cm) {
+ mps_dprint(sc, MPS_INFO|MPS_RECOVERY,
+ "More commands to abort for target %u\n",
+ targ->tid);
mpssas_send_abort(sc, tm, cm);
- }
- else {
+ } else {
targ->tm = NULL;
mpssas_free_tm(sc, tm);
}
- }
- else {
- /* if we still have commands for this LUN, the reset
+ } else {
+ /*
+ * If we still have commands for this LUN, the reset
* effectively failed, regardless of the status reported.
* Escalate to a target reset.
*/
- mpssas_log_command(tm, MPS_RECOVERY,
- "logical unit reset complete for tm %p, but still have %u command(s)\n",
- tm, cm_count);
+ mps_dprint(sc, MPS_INFO|MPS_RECOVERY,
+ "logical unit reset complete for target %u, but still "
+ "have %u command(s), sending target reset\n", targ->tid,
+ cm_count);
mpssas_send_reset(sc, tm,
MPI2_SCSITASKMGMT_TASKTYPE_TARGET_RESET);
}
@@ -1322,21 +1331,25 @@ mpssas_target_reset_complete(struct mps_softc *sc, str
}
if (reply == NULL) {
- mpssas_log_command(tm, MPS_RECOVERY,
- "NULL reset reply for tm %p\n", tm);
+ mps_dprint(sc, MPS_RECOVERY,
+ "NULL target reset reply for tm %pi TaskMID %u\n",
+ tm, le16toh(req->TaskMID));
if ((sc->mps_flags & MPS_FLAGS_DIAGRESET) != 0) {
/* this completion was due to a reset, just cleanup */
+ mps_dprint(sc, MPS_RECOVERY, "Hardware undergoing "
+ "reset, ignoring NULL target reset reply\n");
targ->tm = NULL;
mpssas_free_tm(sc, tm);
- }
- else {
+ } else {
/* we should have gotten a reply. */
+ mps_dprint(sc, MPS_INFO|MPS_RECOVERY, "NULL reply on "
+ "target reset attempt, resetting controller\n");
mps_reinit(sc);
}
return;
}
- mpssas_log_command(tm, MPS_RECOVERY,
+ mps_dprint(sc, MPS_RECOVERY,
"target reset status 0x%x code 0x%x count %u\n",
le16toh(reply->IOCStatus), le32toh(reply->ResponseCode),
le32toh(reply->TerminationCount));
@@ -1345,23 +1358,24 @@ mpssas_target_reset_complete(struct mps_softc *sc, str
/* we've finished recovery for this target and all
* of its logical units.
*/
- mpssas_log_command(tm, MPS_RECOVERY|MPS_INFO,
- "recovery finished after target reset\n");
+ mps_dprint(sc, MPS_RECOVERY|MPS_INFO,
+ "Finished reset recovery for target %u\n", targ->tid);
mpssas_announce_reset(sc, AC_SENT_BDR, tm->cm_targ->tid,
CAM_LUN_WILDCARD);
targ->tm = NULL;
mpssas_free_tm(sc, tm);
- }
- else {
- /* after a target reset, if this target still has
+ } else {
+ /*
+ * After a target reset, if this target still has
* outstanding commands, the reset effectively failed,
* regardless of the status reported. escalate.
*/
- mpssas_log_command(tm, MPS_RECOVERY,
- "target reset complete for tm %p, but still have %u command(s)\n",
- tm, targ->outstanding);
+ mps_dprint(sc, MPS_INFO|MPS_RECOVERY,
+ "Target reset complete for target %u, but still have %u "
+ "command(s), resetting controller\n", targ->tid,
+ targ->outstanding);
mps_reinit(sc);
}
}
@@ -1391,24 +1405,23 @@ mpssas_send_reset(struct mps_softc *sc, struct mps_com
/* XXX Need to handle invalid LUNs */
MPS_SET_LUN(req->LUN, tm->cm_lun);
tm->cm_targ->logical_unit_resets++;
- mpssas_log_command(tm, MPS_RECOVERY|MPS_INFO,
- "sending logical unit reset\n");
+ mps_dprint(sc, MPS_RECOVERY|MPS_INFO,
+ "Sending logical unit reset to target %u lun %d\n",
+ target->tid, tm->cm_lun);
tm->cm_complete = mpssas_logical_unit_reset_complete;
mpssas_prepare_for_tm(sc, tm, target, tm->cm_lun);
- }
- else if (type == MPI2_SCSITASKMGMT_TASKTYPE_TARGET_RESET) {
+ } else if (type == MPI2_SCSITASKMGMT_TASKTYPE_TARGET_RESET) {
/*
* Target reset method =
* SAS Hard Link Reset / SATA Link Reset
*/
req->MsgFlags = MPI2_SCSITASKMGMT_MSGFLAGS_LINK_RESET;
tm->cm_targ->target_resets++;
- mpssas_log_command(tm, MPS_RECOVERY|MPS_INFO,
- "sending target reset\n");
+ mps_dprint(sc, MPS_RECOVERY|MPS_INFO,
+ "Sending target reset to target %u\n", target->tid);
tm->cm_complete = mpssas_target_reset_complete;
mpssas_prepare_for_tm(sc, tm, target, CAM_LUN_WILDCARD);
- }
- else {
+ } else {
mps_dprint(sc, MPS_ERROR, "unexpected reset type 0x%x\n", type);
return -1;
}
@@ -1422,7 +1435,7 @@ mpssas_send_reset(struct mps_softc *sc, struct mps_com
err = mps_map_command(sc, tm);
if (err)
- mpssas_log_command(tm, MPS_RECOVERY,
+ mps_dprint(sc, MPS_ERROR|MPS_RECOVERY,
"error %d sending reset type %u\n",
err, type);
@@ -1450,7 +1463,7 @@ mpssas_abort_complete(struct mps_softc *sc, struct mps
* task management commands don't have S/G lists.
*/
if ((tm->cm_flags & MPS_CM_FLAGS_ERROR_MASK) != 0) {
- mpssas_log_command(tm, MPS_RECOVERY,
+ mps_dprint(sc, MPS_RECOVERY,
"cm_flags = %#x for abort %p TaskMID %u!\n",
tm->cm_flags, tm, le16toh(req->TaskMID));
mpssas_free_tm(sc, tm);
@@ -1458,22 +1471,25 @@ mpssas_abort_complete(struct mps_softc *sc, struct mps
}
if (reply == NULL) {
- mpssas_log_command(tm, MPS_RECOVERY,
+ mps_dprint(sc, MPS_RECOVERY,
"NULL abort reply for tm %p TaskMID %u\n",
tm, le16toh(req->TaskMID));
if ((sc->mps_flags & MPS_FLAGS_DIAGRESET) != 0) {
/* this completion was due to a reset, just cleanup */
+ mps_dprint(sc, MPS_RECOVERY, "Hardware undergoing "
+ "reset, ignoring NULL abort reply\n");
targ->tm = NULL;
mpssas_free_tm(sc, tm);
- }
- else {
+ } else {
/* we should have gotten a reply. */
+ mps_dprint(sc, MPS_INFO|MPS_RECOVERY, "NULL reply on "
+ "abort attempt, resetting controller\n");
mps_reinit(sc);
}
return;
}
- mpssas_log_command(tm, MPS_RECOVERY,
+ mps_dprint(sc, MPS_RECOVERY,
"abort TaskMID %u status 0x%x code 0x%x count %u\n",
le16toh(req->TaskMID),
le16toh(reply->IOCStatus), le32toh(reply->ResponseCode),
@@ -1481,31 +1497,28 @@ mpssas_abort_complete(struct mps_softc *sc, struct mps
cm = TAILQ_FIRST(&tm->cm_targ->timedout_commands);
if (cm == NULL) {
- /* if there are no more timedout commands, we're done with
+ /*
+ * If there are no more timedout commands, we're done with
* error recovery for this target.
*/
- mpssas_log_command(tm, MPS_RECOVERY,
- "finished recovery after aborting TaskMID %u\n",
- le16toh(req->TaskMID));
+ mps_dprint(sc, MPS_INFO|MPS_RECOVERY,
+ "Finished abort recovery for target %u\n", targ->tid);
targ->tm = NULL;
mpssas_free_tm(sc, tm);
- }
- else if (le16toh(req->TaskMID) != cm->cm_desc.Default.SMID) {
+ } else if (le16toh(req->TaskMID) != cm->cm_desc.Default.SMID) {
/* abort success, but we have more timedout commands to abort */
- mpssas_log_command(tm, MPS_RECOVERY,
- "continuing recovery after aborting TaskMID %u\n",
- le16toh(req->TaskMID));
+ mps_dprint(sc, MPS_INFO|MPS_RECOVERY,
+ "Continuing abort recovery for target %u\n", targ->tid);
mpssas_send_abort(sc, tm, cm);
- }
- else {
+ } else {
/* we didn't get a command completion, so the abort
* failed as far as we're concerned. escalate.
*/
- mpssas_log_command(tm, MPS_RECOVERY,
- "abort failed for TaskMID %u tm %p\n",
- le16toh(req->TaskMID), tm);
+ mps_dprint(sc, MPS_RECOVERY,
+ "Abort failed for target %u, sending logical unit reset\n",
+ targ->tid);
mpssas_send_reset(sc, tm,
MPI2_SCSITASKMGMT_TASKTYPE_LOGICAL_UNIT_RESET);
@@ -1523,7 +1536,8 @@ mpssas_send_abort(struct mps_softc *sc, struct mps_com
targ = cm->cm_targ;
if (targ->handle == 0) {
- mps_dprint(sc, MPS_ERROR,"%s null devhandle for target_id %d\n",
+ mps_dprint(sc, MPS_ERROR|MPS_RECOVERY,
+ "%s null devhandle for target_id %d\n",
__func__, cm->cm_ccb->ccb_h.target_id);
return -1;
}
@@ -1553,13 +1567,11 @@ mpssas_send_abort(struct mps_softc *sc, struct mps_com
targ->aborts++;
- mps_dprint(sc, MPS_INFO, "Sending reset from %s for target ID %d\n",
- __func__, targ->tid);
mpssas_prepare_for_tm(sc, tm, targ, tm->cm_lun);
err = mps_map_command(sc, tm);
if (err)
- mps_dprint(sc, MPS_RECOVERY,
+ mps_dprint(sc, MPS_ERROR|MPS_RECOVERY,
"error %d sending abort for cm %p SMID %u\n",
err, cm, req->TaskMID);
return err;
@@ -1568,17 +1580,21 @@ mpssas_send_abort(struct mps_softc *sc, struct mps_com
static void
mpssas_scsiio_timeout(void *data)
{
+ sbintime_t elapsed, now;
+ union ccb *ccb;
struct mps_softc *sc;
struct mps_command *cm;
struct mpssas_target *targ;
cm = (struct mps_command *)data;
sc = cm->cm_sc;
+ ccb = cm->cm_ccb;
+ now = sbinuptime();
MPS_FUNCTRACE(sc);
mtx_assert(&sc->mps_mtx, MA_OWNED);
- mps_dprint(sc, MPS_XINFO, "Timeout checking cm %p\n", sc);
+ mps_dprint(sc, MPS_XINFO|MPS_RECOVERY, "Timeout checking cm %p\n", sc);
/*
* Run the interrupt handler to make sure it's not pending. This
@@ -1600,9 +1616,11 @@ mpssas_scsiio_timeout(void *data)
targ = cm->cm_targ;
targ->timeouts++;
- mpssas_log_command(cm, MPS_ERROR, "command timeout %d cm %p target "
- "%u, handle(0x%04x)\n", cm->cm_ccb->ccb_h.timeout, cm, targ->tid,
- targ->handle);
+ elapsed = now - ccb->ccb_h.qos.sim_data;
+ mpssas_log_command(cm, MPS_INFO|MPS_RECOVERY,
+ "Command timeout on target %u(0x%04x) %d set, %d.%d elapsed\n",
+ targ->tid, targ->handle, ccb->ccb_h.timeout,
+ sbintime_getsec(elapsed), elapsed & 0xffffffff);
/* XXX first, check the firmware state, to see if it's still
* operational. if not, do a diag reset.
@@ -1618,15 +1636,16 @@ mpssas_scsiio_timeout(void *data)
mps_dprint(sc, MPS_RECOVERY,
"queued timedout cm %p for processing by tm %p\n",
cm, targ->tm);
- }
- else if ((targ->tm = mpssas_alloc_tm(sc)) != NULL) {
+ } else if ((targ->tm = mpssas_alloc_tm(sc)) != NULL) {
+ mps_dprint(sc, MPS_RECOVERY|MPS_INFO,
+ "Sending abort to target %u for SMID %d\n", targ->tid,
+ cm->cm_desc.Default.SMID);
mps_dprint(sc, MPS_RECOVERY, "timedout cm %p allocated tm %p\n",
cm, targ->tm);
/* start recovery by aborting the first timedout command */
mpssas_send_abort(sc, targ->tm, cm);
- }
- else {
+ } else {
/* XXX queue this target up for recovery once a TM becomes
* available. The firmware only has a limited number of
* HighPriority credits for the high priority requests used
@@ -1636,7 +1655,7 @@ mpssas_scsiio_timeout(void *data)
* more credits than disks in an enclosure, and limit
* ourselves to one TM per target for recovery.
*/
- mps_dprint(sc, MPS_RECOVERY,
+ mps_dprint(sc, MPS_ERROR|MPS_RECOVERY,
"timedout cm %p failed to allocate a tm\n", cm);
}
@@ -1900,6 +1919,7 @@ mpssas_action_scsiio(struct mpssas_softc *sassc, union
if (csio->bio != NULL)
biotrack(csio->bio, __func__);
#endif
+ csio->ccb_h.qos.sim_data = sbinuptime();
callout_reset_sbt(&cm->cm_callout, SBT_1MS * ccb->ccb_h.timeout, 0,
mpssas_scsiio_timeout, cm, 0);
@@ -2469,9 +2489,14 @@ mpssas_scsiio_complete(struct mps_softc *sc, struct mp
* avoiding getting into an infinite retry loop.
*/
mpssas_set_ccbstatus(ccb, CAM_REQ_CMP_ERR);
- mpssas_log_command(cm, MPS_INFO,
- "terminated ioc %x loginfo %x scsi %x state %x xfer %u\n",
- le16toh(rep->IOCStatus), le32toh(rep->IOCLogInfo),
+ mps_dprint(sc, MPS_INFO,
+ "Controller reported %s status for target %u SMID %u, "
+ "loginfo %x\n", ((rep->IOCStatus & MPI2_IOCSTATUS_MASK) ==
+ MPI2_IOCSTATUS_SCSI_IOC_TERMINATED) ? "IOC_TERMINATED" :
+ "EXT_TERMINATED", target_id, cm->cm_desc.Default.SMID,
+ le32toh(rep->IOCLogInfo));
+ mps_dprint(sc, MPS_XINFO,
+ "SCSIStatus %x SCSIState %x xfercount %u\n",
rep->SCSIStatus, rep->SCSIState,
le32toh(rep->TransferCount));
break;
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