svn commit: r197838 - in head/sys/dev: ahci siis
Alexander Motin
mav at FreeBSD.org
Wed Oct 7 15:40:05 UTC 2009
Author: mav
Date: Wed Oct 7 15:40:04 2009
New Revision: 197838
URL: http://svn.freebsd.org/changeset/base/197838
Log:
On command timeout handle frozen command first, to not run it inside
XXX_end_transaction().
Submitted by: avg
Modified:
head/sys/dev/ahci/ahci.c
head/sys/dev/siis/siis.c
Modified: head/sys/dev/ahci/ahci.c
==============================================================================
--- head/sys/dev/ahci/ahci.c Wed Oct 7 14:29:48 2009 (r197837)
+++ head/sys/dev/ahci/ahci.c Wed Oct 7 15:40:04 2009 (r197838)
@@ -1259,15 +1259,16 @@ ahci_timeout(struct ahci_slot *slot)
if (!ch->readlog)
xpt_freeze_simq(ch->sim, ch->numrslots);
- /* Handle command with timeout. */
- ahci_end_transaction(&ch->slot[slot->slot], AHCI_ERR_TIMEOUT);
- /* Handle the rest of commands. */
+ /* Handle frozen command. */
if (ch->frozen) {
union ccb *fccb = ch->frozen;
ch->frozen = NULL;
fccb->ccb_h.status = CAM_REQUEUE_REQ | CAM_RELEASE_SIMQ;
xpt_done(fccb);
}
+ /* Handle command with timeout. */
+ ahci_end_transaction(&ch->slot[slot->slot], AHCI_ERR_TIMEOUT);
+ /* Handle the rest of commands. */
for (i = 0; i < ch->numslots; i++) {
/* Do we have a running request on slot? */
if (ch->slot[i].state < AHCI_SLOT_RUNNING)
Modified: head/sys/dev/siis/siis.c
==============================================================================
--- head/sys/dev/siis/siis.c Wed Oct 7 14:29:48 2009 (r197837)
+++ head/sys/dev/siis/siis.c Wed Oct 7 15:40:04 2009 (r197838)
@@ -982,15 +982,16 @@ device_printf(dev, "%s is %08x ss %08x r
if (!ch->readlog)
xpt_freeze_simq(ch->sim, ch->numrslots);
- /* Handle command with timeout. */
- siis_end_transaction(&ch->slot[slot->slot], SIIS_ERR_TIMEOUT);
- /* Handle the rest of commands. */
+ /* Handle frozen command. */
if (ch->frozen) {
union ccb *fccb = ch->frozen;
ch->frozen = NULL;
fccb->ccb_h.status = CAM_REQUEUE_REQ | CAM_RELEASE_SIMQ;
xpt_done(fccb);
}
+ /* Handle command with timeout. */
+ siis_end_transaction(&ch->slot[slot->slot], SIIS_ERR_TIMEOUT);
+ /* Handle the rest of commands. */
for (i = 0; i < SIIS_MAX_SLOTS; i++) {
/* Do we have a running request on slot? */
if (ch->slot[i].state < SIIS_SLOT_RUNNING)
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