Module Name:    src
Committed By:   yamt
Date:           Sun Nov 13 01:36:25 UTC 2011

Modified Files:
        src/sys/uvm [yamt-pagecache]: uvm_meter.c

Log Message:
a patch supposed to unbreak abi from christos@
PR/45598


To generate a diff of this commit:
cvs rdiff -u -r1.56.4.2 -r1.56.4.3 src/sys/uvm/uvm_meter.c

Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.

Modified files:

Index: src/sys/uvm/uvm_meter.c
diff -u src/sys/uvm/uvm_meter.c:1.56.4.2 src/sys/uvm/uvm_meter.c:1.56.4.3
--- src/sys/uvm/uvm_meter.c:1.56.4.2	Sat Nov 12 02:54:04 2011
+++ src/sys/uvm/uvm_meter.c	Sun Nov 13 01:36:25 2011
@@ -1,4 +1,4 @@
-/*	$NetBSD: uvm_meter.c,v 1.56.4.2 2011/11/12 02:54:04 yamt Exp $	*/
+/*	$NetBSD: uvm_meter.c,v 1.56.4.3 2011/11/13 01:36:25 yamt Exp $	*/
 
 /*
  * Copyright (c) 1997 Charles D. Cranor and Washington University.
@@ -36,7 +36,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: uvm_meter.c,v 1.56.4.2 2011/11/12 02:54:04 yamt Exp $");
+__KERNEL_RCSID(0, "$NetBSD: uvm_meter.c,v 1.56.4.3 2011/11/13 01:36:25 yamt Exp $");
 
 #include <sys/param.h>
 #include <sys/systm.h>
@@ -191,6 +191,8 @@ sysctl_vm_uvmexp2(SYSCTLFN_ARGS)
 	node = *rnode;
 	node.sysctl_data = &u;
 	node.sysctl_size = sizeof(u);
+	if (oldp)
+		node.sysctl_size = min(*oldlenp, node.sysctl_size);
 	return (sysctl_lookup(SYSCTLFN_CALL(&node)));
 }
 

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