svn commit: r198333 - head/sys/cam
Alexander Motin
mav at FreeBSD.org
Wed Oct 21 15:57:17 UTC 2009
Author: mav
Date: Wed Oct 21 15:57:16 2009
New Revision: 198333
URL: http://svn.freebsd.org/changeset/base/198333
Log:
MFp4:
Do not search for bus when it is not needed,
Modified:
head/sys/cam/cam_xpt.c
Modified: head/sys/cam/cam_xpt.c
==============================================================================
--- head/sys/cam/cam_xpt.c Wed Oct 21 15:54:45 2009 (r198332)
+++ head/sys/cam/cam_xpt.c Wed Oct 21 15:57:16 2009 (r198333)
@@ -4148,8 +4148,6 @@ xpt_release_simq(struct cam_sim *sim, in
sendq->qfrozen_cnt--;
if (sendq->qfrozen_cnt == 0) {
- struct cam_eb *bus;
-
/*
* If there is a timeout scheduled to release this
* sim queue, remove it. The queue frozen count is
@@ -4159,15 +4157,17 @@ xpt_release_simq(struct cam_sim *sim, in
callout_stop(&sim->callout);
sim->flags &= ~CAM_SIM_REL_TIMEOUT_PENDING;
}
- bus = xpt_find_bus(sim->path_id);
if (run_queue) {
+ struct cam_eb *bus;
+
/*
* Now that we are unfrozen run the send queue.
*/
+ bus = xpt_find_bus(sim->path_id);
xpt_run_dev_sendq(bus);
+ xpt_release_bus(bus);
}
- xpt_release_bus(bus);
}
}
}
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