svn commit: r198247 - in stable/7/sys: . contrib/pf kern
John Baldwin
jhb at FreeBSD.org
Mon Oct 19 19:45:58 UTC 2009
Author: jhb
Date: Mon Oct 19 19:45:57 2009
New Revision: 198247
URL: http://svn.freebsd.org/changeset/base/198247
Log:
MFC 198126:
Fix a sign bug in the handling of nice priorities when computing the
interactive score for a thread.
Modified:
stable/7/sys/ (props changed)
stable/7/sys/contrib/pf/ (props changed)
stable/7/sys/kern/sched_ule.c
Modified: stable/7/sys/kern/sched_ule.c
==============================================================================
--- stable/7/sys/kern/sched_ule.c Mon Oct 19 19:40:05 2009 (r198246)
+++ stable/7/sys/kern/sched_ule.c Mon Oct 19 19:45:57 2009 (r198247)
@@ -1474,7 +1474,7 @@ sched_priority(struct thread *td)
* score. Negative nice values make it easier for a thread to be
* considered interactive.
*/
- score = imax(0, sched_interact_score(td) - td->td_proc->p_nice);
+ score = imax(0, sched_interact_score(td) + td->td_proc->p_nice);
if (score < sched_interact) {
pri = PRI_MIN_REALTIME;
pri += ((PRI_MAX_REALTIME - PRI_MIN_REALTIME) / sched_interact)
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