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Date: Sun, 11 Sep 2005 14:53:50 +0200 (CEST)
From: Divacky Roman <xdivac02@stud.fit.vutbr.cz>
Reply-To: Divacky Roman <xdivac02@stud.fit.vutbr.cz>
To: FreeBSD-gnats-submit@freebsd.org
Cc:
Subject: minor optimization to uma
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>Number:         85971
>Category:       kern
>Synopsis:       [uma] [patch] minor optimization to uma
>Confidential:   no
>Severity:       non-critical
>Priority:       medium
>Responsible:    jeff
>State:          open
>Quarter:        
>Keywords:       
>Date-Required:  
>Class:          update
>Submitter-Id:   current-users
>Arrival-Date:   Sun Sep 11 13:00:37 GMT 2005
>Closed-Date:    
>Last-Modified:  Mon Oct 24 05:40:59 GMT 2005
>Originator:     Divacky Roman
>Release:        FreeBSD 7.0-CURRENT i386
>Organization:
home
>Environment:
FreeBSD witten 7.0-CURRENT FreeBSD 7.0-CURRENT #86: Fri Sep  9 11:21:55 CEST
2005     root@witten:/usr/obj/usr/src/sys/NEOLOGISM  i386

	
>Description:

in this code path we dnot have to LOCK();UNLOCK();

>How-To-Repeat:
apply the patch

>Fix:

Index: uma_core.c
===================================================================
RCS file: /home/ncvs/src/sys/vm/uma_core.c,v
retrieving revision 1.130
diff -u -r1.130 uma_core.c
--- uma_core.c	9 Sep 2005 06:03:08 -0000	1.130
+++ uma_core.c	9 Sep 2005 08:22:39 -0000
@@ -436,7 +436,7 @@
 
 			ZONE_UNLOCK(zone);
 			hash_free(&oldhash);
-			ZONE_LOCK(zone);
+			return;
 		}
 	}
 	ZONE_UNLOCK(zone);
>Release-Note:
>Audit-Trail:
Responsible-Changed-From-To: freebsd-bugs->jeff 
Responsible-Changed-By: glebius 
Responsible-Changed-When: Tue Sep 13 13:03:30 GMT 2005 
Responsible-Changed-Why:  
The proposed patch looks correct. Pass it for Jeff's review. 

http://www.freebsd.org/cgi/query-pr.cgi?pr=85971 
>Unformatted:
