From owner-svn-src-head@FreeBSD.ORG Thu Oct 15 11:41:13 2009 Return-Path: Delivered-To: svn-src-head@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 1C894106568B; Thu, 15 Oct 2009 11:41:13 +0000 (UTC) (envelope-from jhb@FreeBSD.org) Received: from svn.freebsd.org (svn.freebsd.org [IPv6:2001:4f8:fff6::2c]) by mx1.freebsd.org (Postfix) with ESMTP id 0C0DB8FC08; Thu, 15 Oct 2009 11:41:13 +0000 (UTC) Received: from svn.freebsd.org (localhost [127.0.0.1]) by svn.freebsd.org (8.14.3/8.14.3) with ESMTP id n9FBfCu2072440; Thu, 15 Oct 2009 11:41:12 GMT (envelope-from jhb@svn.freebsd.org) Received: (from jhb@localhost) by svn.freebsd.org (8.14.3/8.14.3/Submit) id n9FBfCew072438; Thu, 15 Oct 2009 11:41:12 GMT (envelope-from jhb@svn.freebsd.org) Message-Id: <200910151141.n9FBfCew072438@svn.freebsd.org> From: John Baldwin Date: Thu, 15 Oct 2009 11:41:12 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org X-SVN-Group: head MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Cc: Subject: svn commit: r198126 - head/sys/kern X-BeenThere: svn-src-head@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: SVN commit messages for the src tree for head/-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 15 Oct 2009 11:41:13 -0000 Author: jhb Date: Thu Oct 15 11:41:12 2009 New Revision: 198126 URL: http://svn.freebsd.org/changeset/base/198126 Log: Fix a sign bug in the handling of nice priorities when computing the interactive score for a thread. Submitted by: Taku YAMAMOTO taku of tackymt.homeip.net Reviewed by: jeff MFC after: 3 days Modified: head/sys/kern/sched_ule.c Modified: head/sys/kern/sched_ule.c ============================================================================== --- head/sys/kern/sched_ule.c Thu Oct 15 11:32:05 2009 (r198125) +++ head/sys/kern/sched_ule.c Thu Oct 15 11:41:12 2009 (r198126) @@ -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)