Date: Mon, 19 Oct 2009 19:40:05 +0000 (UTC) From: John Baldwin <jhb@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-8@freebsd.org Subject: svn commit: r198246 - in stable/8/sys: . amd64/include/xen cddl/contrib/opensolaris contrib/dev/acpica contrib/pf dev/xen/xenpci kern Message-ID: <200910191940.n9JJe58R010738@svn.freebsd.org>
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Author: jhb Date: Mon Oct 19 19:40:05 2009 New Revision: 198246 URL: http://svn.freebsd.org/changeset/base/198246 Log: MFC 198126: Fix a sign bug in the handling of nice priorities when computing the interactive score for a thread. Approved by: re (kib) Modified: stable/8/sys/ (props changed) stable/8/sys/amd64/include/xen/ (props changed) stable/8/sys/cddl/contrib/opensolaris/ (props changed) stable/8/sys/contrib/dev/acpica/ (props changed) stable/8/sys/contrib/pf/ (props changed) stable/8/sys/dev/xen/xenpci/ (props changed) stable/8/sys/kern/sched_ule.c Modified: stable/8/sys/kern/sched_ule.c ============================================================================== --- stable/8/sys/kern/sched_ule.c Mon Oct 19 19:14:04 2009 (r198245) +++ stable/8/sys/kern/sched_ule.c Mon Oct 19 19:40:05 2009 (r198246) @@ -1406,7 +1406,7 @@ 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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