CVS commit: [matt-nb5-mips64] src/sys/uvm

[Matt Thomas]

Module Name:    src
Committed By:   matt
Date:           Fri Feb 10 07:14:01 UTC 2012

Modified Files:
        src/sys/uvm [matt-nb5-mips64]: uvm_km.c

Log Message:
Place allocated kmem pages on a kmem_pageq.  This makes it easy for crash
dump code to find them.


To generate a diff of this commit:
cvs rdiff -u -r1.101.4.2.4.6 -r1.101.4.2.4.7 src/sys/uvm/uvm_km.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_km.c
diff -u src/sys/uvm/uvm_km.c:1.101.4.2.4.6 src/sys/uvm/uvm_km.c:1.101.4.2.4.7
--- src/sys/uvm/uvm_km.c:1.101.4.2.4.6	Thu Feb  9 03:04:59 2012
+++ src/sys/uvm/uvm_km.c	Fri Feb 10 07:14:00 2012
@@ -1,4 +1,4 @@
-/*	$NetBSD: uvm_km.c,v 1.101.4.2.4.6 2012/02/09 03:04:59 matt Exp $	*/
+/*	$NetBSD: uvm_km.c,v 1.101.4.2.4.7 2012/02/10 07:14:00 matt Exp $	*/
 
 /*
  * Copyright (c) 1997 Charles D. Cranor and Washington University.
@@ -128,7 +128,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: uvm_km.c,v 1.101.4.2.4.6 2012/02/09 03:04:59 matt Exp $");
+__KERNEL_RCSID(0, "$NetBSD: uvm_km.c,v 1.101.4.2.4.7 2012/02/10 07:14:00 matt Exp $");
 
 #include "opt_uvmhist.h"
 
@@ -815,14 +815,16 @@ uvm_km_free_poolpage(struct vm_map *map,
 void
 uvm_km_pageclaim(struct vm_page *pg)
 {
+	KASSERT(!(pg->pqflags & (PQ_PRIVATE1|PQ_PRIVATE2)));
 	atomic_inc_uint(&uvm_page_to_pggroup(pg)->pgrp_kmempages);
-//	TAILQ_INSERT_TAIL(&uvm.kmem_pageq, pg, listq.queue);
+	TAILQ_INSERT_TAIL(&uvm.kmem_pageq, pg, pageq.queue);
 }
 
 void
 uvm_km_pagefree(struct vm_page *pg)
 {
+	KASSERT(!(pg->pqflags & (PQ_PRIVATE1|PQ_PRIVATE2)));
 	atomic_dec_uint(&uvm_page_to_pggroup(pg)->pgrp_kmempages);
-//	TAILQ_REMOVE(&uvm.kmem_pageq, pg, listq.queue);
+	TAILQ_REMOVE(&uvm.kmem_pageq, pg, pageq.queue);
 	uvm_pagefree(pg);
 }