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Message-Id: <200710231044.l9NAifdh060333@www.freebsd.org>
Date: Tue, 23 Oct 2007 10:44:41 GMT
From: KOIE Hidetaka <hide@koie.org>
To: freebsd-gnats-submit@FreeBSD.org
Subject: round off in sched_balance_pair()
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>Number:         117420
>Category:       kern
>Synopsis:       [sched_ule] round off in sched_balance_pair()
>Confidential:   no
>Severity:       non-critical
>Priority:       low
>Responsible:    jeff
>State:          open
>Quarter:        
>Keywords:       
>Date-Required:  
>Class:          change-request
>Submitter-Id:   current-users
>Arrival-Date:   Tue Oct 23 10:50:01 UTC 2007
>Closed-Date:    
>Last-Modified:  Mon Jan 14 05:06:35 UTC 2008
>Originator:     KOIE Hidetaka
>Release:        8.0-CURRENT
>Organization:
>Environment:
FreeBSD sakura.suri.co.jp 8.0-CURRENT FreeBSD 8.0-CURRENT #0: Tue Oct 16 21:43:56 JST 2007     koie@sakura.suri.co.jp:/usr/obj/usr/src/sys/SAKURA  i386
>Description:
In sched_ule.c:sched_balance_pair(),
the following code fragment
  move = diff / 2;
  if (diff & 0x1)
          move++;
is rounding off and equal to
  move = (diff + 1) / 2;

>How-To-Repeat:

>Fix:


>Release-Note:
>Audit-Trail:
Responsible-Changed-From-To: freebsd-bugs->jeff 
Responsible-Changed-By: remko 
Responsible-Changed-When: Wed Oct 24 06:20:57 UTC 2007 
Responsible-Changed-Why:  
Over to maintainer. 

http://www.freebsd.org/cgi/query-pr.cgi?pr=117420 
>Unformatted:
