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Date: Sun, 30 Sep 2001 21:11:07 -0700 (PDT)
From: Jason Smethers <jason@smethers.net>
To: freebsd-gnats-submit@FreeBSD.org
Subject: Optimize page queue scan on miss of specified L2 cache colored page
X-Send-Pr-Version: www-1.0

>Number:         30951
>Category:       kern
>Synopsis:       [patch] optimize page queue scan on miss of specified L2 cache colored page
>Confidential:   no
>Severity:       non-critical
>Priority:       low
>Responsible:    freebsd-bugs
>State:          closed
>Quarter:        
>Keywords:       
>Date-Required:  
>Class:          change-request
>Submitter-Id:   current-users
>Arrival-Date:   Sun Sep 30 21:20:00 PDT 2001
>Closed-Date:    Sun Oct 03 15:12:03 GMT 2004
>Last-Modified:  Sun Oct 03 15:12:03 GMT 2004
>Originator:     Jason Smethers
>Release:        -current
>Organization:
>Environment:
>Description:
This patch optimizes the scan of free page queues and cache page queues when a look up for a page of a specified L2 cache color in these queues fails.

The scan now ends a search on the queue of the specified color instead of starting on it.

Patch at:
http://www.smethers.net/~jason/FreeBSD/patches/kern.vm.l2scan.1.diff

>How-To-Repeat:

>Fix:

>Release-Note:
>Audit-Trail:

From: Jason <jason@smethers.net>
To: freebsd-gnats-submit@FreeBSD.org, jason@smethers.net
Cc:  
Subject: Re: kern/30951: Optimize page queue scan on miss of specified L2 cache colored page
Date: Mon, 1 Oct 2001 16:27:33 -0500

 Wrong patch URL. Correct patch at:
 http://www.smethers.net/~jason/FreeBSD/patches/kern.vm.l2scan.2.diff
 
 - Jason
State-Changed-From-To: open->feedback 
State-Changed-By: arved 
State-Changed-When: Mon Aug 30 21:50:18 GMT 2004 
State-Changed-Why:  
It is a good idea to include patches into the PR. 
The URL does not work anymore. 

http://www.freebsd.org/cgi/query-pr.cgi?pr=30951 
State-Changed-From-To: feedback->closed 
State-Changed-By: arved 
State-Changed-When: Sun Oct 3 15:11:54 GMT 2004 
State-Changed-Why:  
feedback timeout (1 month) 

http://www.freebsd.org/cgi/query-pr.cgi?pr=30951 
>Unformatted:
